SYSTEM ANALYZER

Rate My PC: Intel Core i5-12450H + NVIDIA GeForce RTX 4090 Mobile

Get a comprehensive performance analysis of your gaming rig with detailed benchmarks, bottleneck detection, and upgrade recommendations

Build Configuration

Select your components

PROCESSOR (CPU)

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GRAPHICS CARD (GPU)

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89 Score

Top 11% Ranking

89 / 100

HIGH-END

Power Build

Top 11% of systems. Excellent for 1440p Ultra or 4K High gaming.

1440p Ultra4K High

System Balance Analysis

CPU vs GPU performance ratio

Well Balanced

CPU

83%

GPU

96%

PROCESSOR

Intel Core i5-12450H

17,239 Benchmark Score

Top 17% Market Ranking

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GRAPHICS CARD

NVIDIA GeForce RTX 4090 Mobile

43,667 Benchmark Score

Top 4% Market Ranking

View Full Specs →

Market Position

How your build compares to others

Budget

0-30

Mid-Range

30-60

High-End

60-85

Enthusiast

85-100

Your Build

Game Performance Benchmarks

Real-world 4K FPS in popular titles

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Performance Insights

Tips to maximize your system

Strong Performance

Excellent for 1440p gaming. Most games will run at high/ultra settings smoothly.

Compatible Games See what you can play Compare CPUs Find upgrades Compare GPUs Find upgrades

Performance Tiers Explained

90-100

Ultimate

4K Ultra gaming, VR ready, ray tracing enabled, professional workloads

4K 60+ FPS VR Ready

70-89

High-End

1440p Ultra or 4K High settings, excellent for modern AAA titles

1440p Ultra 4K High

50-69

Mid-Range

1080p Ultra or 1440p Medium, great value for most gamers

1080p Ultra 1440p Med

30-49

Entry Level

1080p Medium settings, suitable for eSports and older titles

1080p Med eSports

0-29

Legacy

Basic gaming, older titles, consider upgrading for modern games

720p-1080p Low Older Games

# Balance and Bottleneck

The pairing of an Intel Core i5-12450H with an NVIDIA GeForce RTX 4090 Mobile creates an intriguing imbalance that the benchmark data makes clear. The GPU sits at the 84th percentile among all GPUs, while the CPU rests at the 71st percentile among all CPUs. That 13-point gap in percentile ranking suggests the processor will frequently be the limiting factor in graphics-bound workloads, but the data reveals a more nuanced story than a simple "CPU bottleneck" label.

Looking at the CPU's threading progression, the 3DMark scores tell a compelling tale. The i5-12450H scores 912 in single-thread, 1,743 in 2-thread, 3,091 in 4-thread, 4,233 in 8-thread, and 5,020 in max-thread tests. The scaling from 8-thread to max-thread is marginal—just 787 points—which indicates that the 8-core, 12-thread configuration hits diminishing returns quickly. This matters enormously for a GPU as powerful as the RTX 4090 Mobile, which needs a steady stream of draw calls and physics calculations to stay fed.

The GPU's compute capabilities dwarf the CPU's output. The RTX 4090 Mobile delivers 32.98 TFLOPS of FP32 performance, while the CPU's Passmark floating-point math score sits at 40,568. In real terms, the GPU can process massive parallel workloads like ray tracing and tensor operations without breaking a sweat, but the CPU must still orchestrate the scene. The 76 RT cores and 304 tensor cores on the GPU are waiting for the CPU to supply geometry and transform data, and the i5-12450H's 20 PCIe Gen 4 lanes (CPU only) provide the connection pathway.

The bottleneck analysis shifts depending on workload type. For pure gaming, the CPU's 3DMark 4-thread score of 3,091 and 8-thread score of 4,233 suggest it can handle modern game engines that typically use 4-8 threads, but the RTX 4090 Mobile's raw rasterization power—evidenced by its Passmark G3D score of 27,212—will likely exceed what the CPU can feed at lower resolutions. At higher resolutions, the GPU becomes the primary bottleneck, as the pixel throughput demands (189.8 GPixel/s) become the deciding factor.

The Passmark physics score of 883 for the CPU is particularly telling. Physics simulation in games is often single-threaded or lightly threaded, and this score indicates modest performance in that domain. The GPU's compute score of 12,347 in Passmark GPU compute suggests that GPU-based physics (via DX12 or Vulkan) could offload some of that burden, but not all games support that path.

# Usage Scenarios

High-Refresh Gaming: At 1080p or 1440p with high refresh rates, the data suggests the CPU will constrain performance. The i5-12450H's single-thread score of 912 in 3DMark and 1,661 in Cinebench R23 single-core indicate it can handle 60 FPS gaming comfortably, but pushing beyond 144 FPS in CPU-intensive titles will be challenging. The GPU's Passmark DirectX 12 score of 107 (which seems oddly low relative to other DX scores) hints that driver overhead and API inefficiencies could further limit frame rates.

Streaming: The combination of 8 cores and 12 threads provides reasonable headroom for simultaneous gaming and encoding. The Cinebench R23 multicore score of 8,822.5 suggests the CPU can handle a software encoder at moderate settings, though the GPU's NVENC hardware (part of the Ada Lovelace architecture) would be the preferred choice. The GPU's 16 GB of VRAM provides ample buffer for simultaneous game rendering and encoding tasks without memory pressure.

Video Editing: The CPU's 12-thread configuration delivers a Passmark multithread score of 16,265, which is adequate for 1080p video editing but will struggle with 4K multi-stream timelines. The GPU's Geekbench OpenCL score of 180,831 and CUDA-capable tensor cores accelerate effects, color grading, and export via GPU-accelerated encoders. The 576.0 GB/s memory bandwidth on the GPU ensures fast texture and frame buffer access during rendering.

3D Rendering: This workload heavily favors the GPU. The RTX 4090 Mobile's 32.98 TFLOPS FP32 and 76 RT cores provide exceptional ray tracing and rasterization performance. The CPU's Cinebench R20 multicore score of 5,671 and R15 multicore of 1,350 are modest by desktop standards, but for mobile rendering, the GPU will dominate scene finalization. The GPU's 16 GB GDDR6 memory with 256-bit bus prevents out-of-core rendering for most scenes.

Software Development: The CPU's Passmark data compression score of 195,132 and integer math score of 54,782 indicate solid compilation throughput for smaller codebases. Multi-threaded builds will benefit from the 12 threads, but large projects will see slower compile times compared to higher-end desktop CPUs. The GPU's compute capabilities can accelerate certain development tasks like shader compilation and machine learning model training.

Student and Office Work: This pairing is overkill for basic productivity. The CPU's single-thread Passmark score of 3,306 handles spreadsheet, word processing, and web browsing with ease. The integrated UHD Graphics provides a fallback for basic display tasks when the discrete GPU is idle, though the 120 W TDP of the RTX 4090 Mobile means battery life will be short under any load.

# GPU Analysis

The NVIDIA GeForce RTX 4090 Mobile represents the pinnacle of the GeForce 40-series mobile lineup, built on the AD103 chip using TSMC's 5 nm process with 45,900 million transistors on a 379 mm² die. This transistor density of 121.1 million per mm² enables remarkable performance within the laptop thermal envelope. The 16 GB of GDDR6 memory on a 256-bit bus delivers 576.0 GB/s of bandwidth, which is essential for high-resolution textures and large scene datasets.

The clock speeds are notably conservative for a flagship GPU: 1,335 MHz base and 1,695 MHz boost. These modest clocks, combined with the 120 W TDP, suggest the GPU is power-limited rather than thermally limited in most laptop chassis. The memory runs at 2,250 MHz (18 Gbps effective), which when multiplied across the 256-bit bus yields that 576.0 GB/s figure. This bandwidth is critical for the 9,728 shading units, 304 TMUs, and 112 ROPs to operate at full capacity.

The RT and tensor core counts—76 and 304 respectively—place this GPU squarely in the high-end of the mobile market. The pixel rate of 189.8 GPixel/s and texture rate of 515.3 GTexel/s mean that even at 4K resolution, the GPU can theoretically fill the screen with complex materials and lighting. The FP16 performance matching FP32 at 32.98 TFLOPS indicates the GPU can handle mixed-precision workloads without penalty, which benefits AI inference and certain rendering techniques.

Benchmark scores reinforce the GPU's position. The Passmark G3D score of 27,212 places it above the NVIDIA RTX A6000 (which scores 44,075 average) by a significant margin—wait, actually the nearest rivals show the RTX A6000 at 44,075, and the RTX 4090 Mobile's average score is 43,667, meaning it trails by 0.9%. The Geekbench OpenCL score of 180,831 and Vulkan score of 170,774 demonstrate strong compute and graphics API performance. The Passmark GPU compute score of 12,347 confirms its suitability for GPGPU workloads, though this is lower than the G3D score suggests relative to desktop counterparts.

The DirectX 12 score of 107 in Passmark is an anomaly—it's lower than the DirectX 11 score of 262 and DirectX 10 score of 173. This could indicate driver optimization issues in that specific benchmark or a testing artifact, but it's worth noting for anyone relying on DX12-exclusive titles. The API support includes DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, ensuring compatibility with modern titles and creative applications.

# Who Should Build It

This configuration targets users who prioritize GPU performance above all else but cannot afford the CPU investment that typically accompanies such a powerful graphics card. Gamers playing at 1440p or 4K resolution will see the most benefit, as the GPU's 16 GB VRAM and high bandwidth handle large textures and high-detail settings without stuttering. At these resolutions, the CPU bottleneck is less pronounced, allowing the RTX 4090 Mobile to stretch its legs.

Content creators working with GPU-accelerated workflows—video editors using CUDA-accelerated effects, 3D artists using ray-traced renderers, or AI researchers training models—will find the 76 RT cores and 304 tensor cores invaluable. The 32.98 TFLOPS FP32 performance accelerates Blender, Premiere Pro, and DaVinci Resolve workloads significantly. However, those who rely heavily on CPU rendering will find the i5-12450H limiting, given its Cinebench R23 multicore score of 8,822.5.

Software developers focusing on GPU compute (CUDA, OpenCL) will appreciate the compute capabilities, while those compiling large C++ or Rust codebases will feel constrained by the CPU's 12-thread limit. Students and small business users who occasionally game or render will find this pairing overkill for their needs—the GPU's 120 W TDP and the system's overall power draw make it unsuitable for long battery sessions. The target buyer is someone who knows their primary workload is GPU-bound and is willing to accept CPU limitations in exchange for top-tier graphics.

# Upgrade Path and Platform

The Intel Core i5-12450H uses the Intel BGA 1744 socket, which is a soldered mobile platform—there is no CPU upgrade path without replacing the entire motherboard. This is a critical constraint for laptop buyers: the CPU is permanently attached, so the i5-12450H's 8 cores and 12 threads are the ceiling for this system. The memory support spans DDR4 and DDR5 in dual-channel configuration, allowing for some flexibility in system memory speed and capacity, though the exact bandwidth depends on the laptop manufacturer's implementation.

The PCIe Gen 4 x16 interface for the GPU provides ample bandwidth for the RTX 4090 Mobile, and the 20 CPU lanes allow for multiple NVMe drives or other high-speed peripherals. The GPU's 120 W TDP is modest for its performance class, which means the power delivery system doesn't need to be oversized—the suggested PSU field is null, indicating the laptop's internal power adapter is sufficient. The GPU uses no external power connectors (listed as "None"), confirming it draws power entirely through the PCIe slot or a proprietary laptop connection.

For future upgrades, the realistic path is a full system replacement. The BGA 1744 socket is exclusive to Alder Lake-H mobile processors, and the RTX 4090 Mobile is soldered as well. A sensible next upgrade would be a newer platform with a more balanced CPU-GPU pairing, such as a system with a higher-core-count CPU (e.g., a 16-core processor) paired with a GPU in the same performance tier. The current system's combined percentile of 78 indicates it outperforms most laptops, but the CPU's 71st percentile is the weak link.

# Gaming Performance

The FACT PACK contains no measured FPS data for this exact combination—the measuredFpsUltraByGame field is empty, and dataIsMeasured is false. All frame rate expectations below are estimates derived from the benchmark scores and should be treated as approximations rather than tested results.

Based on the GPU's Passmark G3D score of 27,212 and the CPU's 3DMark scores, this system should deliver exceptional 1440p and 4K gaming performance. The 16 GB VRAM and 576.0 GB/s bandwidth ensure that even the most demanding modern titles at ultra settings will fit within memory constraints. The GPU's 76 RT cores enable ray-traced effects at playable frame rates, though the exact FPS depends on the game's optimization.

At 1080p, the CPU will likely limit performance in esports titles like competitive shooters or MOBAs. The 3DMark 4-thread score of 3,091 suggests the CPU can maintain high frame rates in lighter titles, but the GPU's raw power would be underutilized. At 1440p, the balance improves, and at 4K, the GPU becomes the primary bottleneck, which is where this pairing shines. The Passmark DirectX 12 score of 107 is concerning for DX12-heavy titles, but this may be a benchmark artifact rather than real-world performance.

For single-player AAA games at 4K ultra settings, expect frame rates in the 60-100 FPS range for most titles, with ray tracing enabled reducing that to 40-70 FPS depending on the scene complexity. Multiplayer titles at 1440p with high refresh rates will see 100-165 FPS in less CPU-intensive games, but drop lower in titles that rely heavily on physics or large player counts. The GPU's 189.8 GPixel/s fill rate ensures that pixel-dense scenes maintain stability.

# Benchmark Performance

The CPU's average benchmark score is 17,239, placing it at the 71st percentile among all CPUs. Its nearest rivals include the AMD Ryzen 3 PRO 8300G (17,278 average, 0.2% faster), Intel Core i5-11400F (17,177, 0.4% slower), AMD Ryzen 3 210 (17,321, 0.5% faster), and AMD Ryzen 5 4500 (17,333, 0.5% faster). This places the i5-12450H in a tightly contested mid-range bracket, within 0.5% of its closest competitors.

The GPU's average benchmark score is 43,667, placing it at the 84th percentile among all GPUs. Its nearest rivals are the NVIDIA Quadro M6000 (43,301, 0.8% slower), GeForce RTX 5050 Mobile (43,268, 0.9% slower), Quadro M6000 24 GB (43,262, 0.9% slower), and RTX A6000 (44,075, 0.9% faster). The RTX 4090 Mobile sits in a cluster of professional-grade GPUs, indicating its compute capabilities rival workstation parts.

The combined percentile of 78 reflects the system's overall position, dragged down by the CPU's 71st percentile relative to the GPU's 84th. Cinebench R23 scores of 1,661 single-core and 8,822.5 multi-core show a 5.3x scaling factor, which is typical for an 8-core/12-thread part. The 3DMark scores show a 5.5x scaling from single-thread to max-thread (912 to 5,020), confirming the thread count provides diminishing returns beyond 8 threads. Passmark scores of 3,306 single-thread and 16,265 multithread indicate solid integer and floating-point performance for mobile standards.

# FAQ

Q: Is the Intel Core i5-12450H sufficient for the RTX 4090 Mobile?

A: The data suggests it depends on resolution. At 4K, the GPU's 84th percentile ranking and 576.0 GB/s bandwidth make it the primary bottleneck, so the CPU's 71st percentile is adequate. At 1080p, the CPU's 3DMark 4-thread score of 3,091 and single-thread score of 912 will limit frame rates below what the GPU can theoretically deliver.

Q: How much VRAM does the RTX 4090 Mobile have, and is it enough?

A: The GPU has 16 GB of GDDR6 memory on a 256-bit bus with 576.0 GB/s bandwidth. This is sufficient for 4K gaming with high-resolution textures and for most 3D rendering workloads, given that the nearest rival RTX A6000 (which has 48 GB) scores only 0.9% higher in average benchmarks.

Q: What is the CPU's core and thread configuration?

A: The i5-12450H has 8 cores and 12 threads, based on Intel's Alder Lake architecture (Alder Lake-H codename) on a 10 nm process. It supports dual-channel DDR4 or DDR5 memory and features 12 MB of shared L3 cache.

Q: Can this laptop handle ray tracing?

A: Yes, the RTX 4090 Mobile includes 76 RT cores and 304 tensor cores, delivering 32.98 TFLOPS of FP32 performance. The Passmark GPU compute score of 12,347 and Geekbench OpenCL score of 180,831 indicate strong ray tracing and AI-accelerated performance.

Q: What is the combined performance percentile of this build?

A: The combined percentile is 78, meaning it outperforms 78% of all laptop configurations in the database. The GPU contributes its 84th percentile ranking, while the CPU's 71st percentile dampens the overall score.

Q: Does this system support the latest graphics APIs?

A: The GPU supports DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4. The Passmark DirectX 12 score of 107 is notably lower than the DirectX 11 score of 262, which may indicate driver optimization issues in specific DX12 titles.

Q: What is the GPU's power consumption?

A: The RTX 4090 Mobile has a TDP of 120 W and uses no external power connectors, drawing power through the PCIe interface or proprietary laptop connections. The suggested PSU field is null, meaning the laptop's included power adapter is sufficient.

# CPU Analysis

The Intel Core i5-12450H is a mobile processor from the Core 12th Gen series, built on Intel's Alder Lake architecture with the Alder Lake-H codename. It features 8 cores and 12 threads, running at a base clock of 2,000 MHz and boosting to 4.40 GHz. The 45 W TDP places it in the mainstream mobile segment, suitable for thin-and-light gaming laptops and productivity machines. The 10 nm process node and 217 mm² die size are typical for Intel mobile parts of this generation.

The cache hierarchy includes 80 KB of L1 per core, 1.25 MB of L2 per core, and 12 MB of shared L3 cache. This 12 MB L3 is modest by modern standards—desktop CPUs in the same generation often have 20-30 MB—but it's sufficient for the 8-core configuration. The memory controller supports dual-channel DDR4 and DDR5, though the actual bandwidth depends on the laptop's memory configuration. ECC memory is not supported, which is standard for consumer mobile parts.

The CPU's benchmark scores reveal its positioning. The Passmark single-thread score of 3,306 and Cinebench R23 single-core of 1,661 indicate competitive single-threaded performance, though not class-leading. The multi-threaded scores are more telling: Passmark multithread of 16,265, Cinebench R23 multicore of 8,822.5, and Cinebench R20 multicore of 5,671. These place it in the upper-mid range for mobile CPUs, with the 12-thread configuration providing reasonable parallelism for productivity tasks.

The Passmark sub-scores highlight specific strengths and weaknesses. Data compression at 195,132 is excellent, suggesting strong memory bandwidth utilization. Integer math at 54,782 and floating-point math at 40,568 are solid for the class. Data encryption at 10,832 and extended instructions at 11,992 indicate capable AES and SIMD performance. However, the find prime numbers score of 46 and random string sorting at 20,838 are lower, suggesting the CPU isn't optimized for those specific workloads. The physics score of 883 in Passmark is notably low, which could impact gaming performance in physics-heavy titles.

The integrated UHD Graphics provides basic display output and video decode capabilities, but it's not designed for gaming. The CPU's PCIe Gen 4 support with 20 lanes (CPU only) allows for fast NVMe storage and GPU connectivity. The production status is active, and the part number is SRLCX. The multiplier is locked, meaning no overclocking headroom.

# Build Overview

This build pairs the Intel Core i5-12450H with the NVIDIA GeForce RTX 4090 Mobile in a laptop (buildClass: "laptop") configuration. The combined percentile of 78 places this system above the vast majority of laptops in the database, though the composition is heavily skewed toward the GPU. The RTX 4090 Mobile is the star of this pairing, delivering 84th percentile performance among all GPUs, while the CPU occupies a more modest 71st percentile among all CPUs.

The GPU's 16 GB GDDR6 memory, 576.0 GB/s bandwidth, and 32.98 TFLOPS FP32 performance make it a formidable workstation and gaming part. Its nearest rivals—the RTX A6000, Quadro M6000, and RTX 5050 Mobile—are all within 0.9% of its average benchmark score, indicating it competes with professional-grade hardware. The CPU, meanwhile, trades blows with the AMD Ryzen 3 PRO 8300G and Ryzen 5 4500, all within 0.5% of each other, which positions the i5-12450H as a solid mid-range mobile processor.

The imbalance between the two components defines this build's character. For GPU-bound workloads like 4K gaming, 3D rendering, and AI inference, this system delivers exceptional performance that rivals desktop-class hardware in a mobile form factor. For CPU-bound tasks like esports at high refresh rates, software compilation, or physics simulation, the system will feel less capable, with the CPU's 8 cores and 12 threads becoming the limiting factor. The overall tier is "high-end laptop," but it's a high-end GPU in a mid-range CPU's body—a tradeoff that will suit some users perfectly and frustrate others depending on their primary workloads.

Rate My PC: Intel Core i5-12450H + NVIDIA GeForce RTX 4090 Mobile

Power Build

System Balance Analysis

Intel Core i5-12450H

NVIDIA GeForce RTX 4090 Mobile

Market Position

Game Performance Benchmarks

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

Performance Insights

Strong Performance

Performance Tiers Explained

Ultimate

High-End

Mid-Range

Entry Level

Legacy

4K Gaming Performance

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

1440p Gaming Performance

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

1080p Gaming Performance

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

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