SYSTEM ANALYZER

Rate My PC: Intel Core i9-12900H + NVIDIA GeForce RTX 4080 Mobile

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

92 / 100
ULTIMATE READY

Apex Performer

Top 8% of systems. Capable of 4K Ultra gaming and advanced rendering.

4K 60+ FPSVR ReadyRay Tracing

System Balance Analysis

CPU vs GPU performance ratio
Well Balanced
CPU
88%
VS
GPU
95%
PROCESSOR

Intel Core i9-12900H

28,003 Benchmark Score
Top 12% Market Ranking
View Full Specs →
GRAPHICS CARD

NVIDIA GeForce RTX 4080 Mobile

38,135 Benchmark Score
Top 5% 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
View All Games →

Performance Insights

Tips to maximize your system

Optimal Performance

Your system is in the top tier. You can run any modern game at maximum settings.

4K Gaming Ready

Consider a 4K 144Hz monitor to fully utilize your hardware capabilities.

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

The Intel Core i9-12900H and NVIDIA GeForce RTX 4080 Mobile pairing represents a high-end laptop configuration that sits at the 81st percentile among all benchmarked systems. The data confirms a strong balance between a 14-core mobile processor and a 12 GB Ada Lovelace GPU, though the absence of measured FPS data for this exact combination means all gaming performance estimates must be derived from synthetic benchmark scores. The CPU’s 80th percentile rank and the GPU’s 81st percentile rank indicate a well-matched duo, with neither component dramatically overshadowing the other in overall capability.

Upgrade Path and Platform

The Intel Core i9-12900H is built on the Alder Lake-H architecture, designed for the Intel BGA 1744 socket. This is a soldered mobile platform, meaning the CPU itself is not upgradeable in a traditional sense; users are locked into the processor they purchase. The platform supports dual-channel DDR4 and DDR5 memory, offering flexibility for system integrators, but the memory bus width and controller are fixed. PCIe connectivity is provided via Gen 4 with 20 lanes from the CPU, which is sufficient for a high-end mobile GPU and one or two NVMe SSDs, but expansion is limited compared to desktop platforms.

The GPU, an NVIDIA GeForce RTX 4080 Mobile, connects via PCIe 4.0 x16. Its 110 W TDP is modest for the performance class, and the power connector is listed as "None," indicating it draws power solely through the motherboard socket. The suggested PSU field is null, which is typical for a mobile part where the power delivery is handled by the laptop’s internal power brick and VRM design. A sensible next upgrade for this platform would be increasing memory capacity or speed, as the CPU supports both DDR4 and DDR5, though the exact maximum capacity is not specified in the data. Storage upgrades via the available Gen 4 lanes are also viable. For users seeking more GPU horsepower, the predecessor is the GeForce 30 Mobile and the successor is the GeForce 50 Mobile, but swapping the GPU in a laptop is generally impractical.

The CPU’s 45 W TDP, combined with the GPU’s 110 W TDP, suggests a total system power draw that requires a substantial power adapter, but exact wattage figures for the combined platform are not provided. The data shows the CPU has 20 threads, which is ample for multitasking and content creation, and the platform’s Alder Lake architecture with a 10 nm process node from Intel positions it as a mature design. The lack of an unlocked multiplier means overclocking is not supported, so performance tuning is limited to BIOS-level adjustments for power limits and memory profiles. The integrated Iris Xe 96EU graphics provide a fallback for display output when the discrete GPU is idle, but the primary workload will always be offloaded to the RTX 4080 Mobile.

Balance and Bottleneck

Benchmark results indicate the i9-12900H and RTX 4080 Mobile are closely aligned in percentile ranking, with the CPU at 80 and the GPU at 81. This near-parity suggests that in most workloads, neither component will consistently be the sole bottleneck. The CPU’s 3DMark scores show a scaling pattern from 1,891 in the 2-thread test to 6,927 in the max-thread test, indicating strong multi-threaded scaling. The single-thread score of 999 is comparatively lower, but this is typical for a mobile processor with a 5.00 GHz boost clock; the data shows the single-thread performance is sufficient for everyday tasks but not the primary strength.

In gaming scenarios, the GPU is likely to be the limiting factor at higher resolutions, given that the RTX 4080 Mobile’s 24.72 TFLOPS of FP32 performance is substantial for 1080p and 1440p but may struggle at 4K due to the 192-bit memory bus and 432.0 GB/s bandwidth. The CPU’s multi-threaded score of 27,340 in PassMark suggests it can feed the GPU without causing significant frame drops in most titles. However, in CPU-bound scenarios like esports titles at low settings, the CPU’s single-thread score of 3,717 in PassMark could become a limiting factor, though this is less common with such a high-core-count part.

For productivity workloads, the balance shifts. The CPU’s Cinebench R23 multi-core score of 15,946.5 and PassMark integer math score of 93,828 indicate strong computational throughput, while the GPU’s compute score of 11,191 in PassMark shows it can assist with acceleration in supported applications. The data does not include measured FPS rows, so all bottleneck analysis is based on synthetic scores. The combined percentile of 81 suggests that for a balanced laptop, this pairing is near-optimal, with the CPU and GPU complementing each other across a wide range of tasks. The 3DMark 16-thread score of 6,457 versus the max-thread score of 6,927 reveals that the CPU gains 7% performance from additional threads beyond 16, meaning most games that use fewer than 16 threads will not fully utilize the CPU.

Usage Scenarios

High-refresh gaming: The RTX 4080 Mobile’s PassMark G3D score of 24,926 places it in the top 19% of all GPUs. For 1080p and 1440p high-refresh displays (typically 144 Hz or higher), the GPU’s 24.72 TFLOPS of FP32 compute is more than adequate for competitive titles. The CPU’s 2-thread score of 1,891 in 3DMark indicates solid responsiveness for game logic, though the single-thread score of 999 suggests that very high frame rates (above 200 FPS) may be limited by the processor in some esports scenarios.

Streaming: The CPU’s 14 cores and 20 threads provide ample headroom for encoding and broadcasting. The PassMark multi-thread score of 27,340 supports simultaneous game capture and stream encoding without significant degradation. The GPU’s 232 tensor cores could also be utilized for AI-based encoding features, though the data does not specify dedicated encoder hardware.

Video editing: The Cinebench R23 multi-core score of 15,946.5 and the GPU’s Geekbench OpenCL score of 159,575 indicate strong performance for rendering and effects. The 12 GB VRAM is sufficient for 4K timelines with multiple layers, and the 432.0 GB/s memory bandwidth supports high-bitrate footage. The 24 MB of shared L3 cache on the CPU helps with timeline scrubbing and preview rendering.

3D rendering: The CPU’s PassMark floating-point math score of 67,940 and the GPU’s 58 RT cores make this laptop suitable for both CPU-based and GPU-accelerated rendering. The RTX 4080 Mobile’s 24.72 TFLOPS of FP32 compute is competitive for offline renderers like Blender or Octane, while the CPU’s 20 threads handle physics simulation and scene setup. The data shows the GPU’s DirectX 12 score of 96 in PassMark, which is relatively low, but this is a synthetic metric that may not reflect real-world rendering performance.

Software development: The CPU’s PassMark data compression score of 316,714 and integer math score of 93,828 indicate fast compilation and code execution. The 20 threads allow for parallel builds, and the 5.00 GHz boost clock ensures single-threaded tasks like code linting remain responsive. The 45 W TDP is efficient for sustained workloads in a laptop chassis.

Student and office work: The i9-12900H’s integrated Iris Xe 96EU provides a fallback for basic graphics tasks when the discrete GPU is disabled to save power. The CPU’s single-thread score of 3,717 in PassMark handles productivity suites with ease, and the 20 threads are overkill for document editing but provide headroom for virtual machines or data analysis. The laptop’s portability, implied by the IGP slot width, makes it suitable for campus use, though battery life is not specified.

Who Should Build It

This configuration targets mobile professionals and enthusiasts who require desktop-class performance in a laptop form factor. Gamers at 1440p resolution will find the RTX 4080 Mobile’s 81st percentile ranking sufficient for high settings in most titles, while content creators working with video or 3D graphics benefit from the CPU’s 80th percentile rank and the GPU’s 12 GB VRAM. Software developers compiling large codebases will leverage the 20 threads, and students in engineering or data science fields can run simulations and analysis tools without external hardware. Small business workstations that need to handle CAD, financial modeling, or moderate rendering workloads would also benefit, provided the thermal solution in the laptop can sustain the 45 W CPU and 110 W GPU under load.

The data shows no measured FPS rows, so buyers should rely on synthetic benchmarks for expectations. The pair’s combined percentile of 81 indicates it outperforms 81% of all tested systems, making it a top-tier choice for users who prioritize performance over portability or battery life. However, the soldered CPU and non-upgradeable GPU mean that future expansion is limited to memory and storage, so buyers should spec the system with maximum RAM and SSD capacity at purchase. The lack of a launch MSRP for either component means pricing is not a factor in this analysis, but the performance class suggests a premium product.

Benchmark Performance

The CPU’s average benchmark score is 28,003, placing it at the 80th percentile of all CPUs. Its nearest rivals are the AMD Ryzen 5 PRO 5655G (28,032, -0.1% delta), AMD Ryzen 5 PRO 8500GE (28,054, -0.2%), Intel Core i5-14500T (28,065, -0.2%), and AMD Ryzen AI 5 PRO 340 (27,932, +0.3%). This indicates the i9-12900H is essentially performance-equivalent to these mid-range desktop and mobile parts, despite having more cores and threads. The Cinebench R23 multi-core score of 15,946.5 and single-core score of 1,863.5 confirm balanced performance, while the PassMark multi-thread score of 27,340 is the primary driver of the average.

The GPU’s average benchmark score is 38,135, placing it at the 81st percentile of all GPUs. Its nearest rivals are the NVIDIA GeForce MX570 (38,299, -0.4%), NVIDIA GeForce RTX 5080 Mobile (38,349, -0.6%), NVIDIA GeForce RTX 4070 (37,648, +1.3%), and NVIDIA Tesla P4 (37,628, +1.3%). The RTX 4080 Mobile is statistically tied with these parts, which is notable because the MX570 is a low-end part, while the RTX 5080 Mobile is a newer generation. The PassMark G3D score of 24,926 and Geekbench OpenCL score of 159,575 are the standout numbers, while the DirectX 12 score of 96 is unexpectedly low, likely due to driver or test methodology factors rather than real-world performance.

The combined picture shows a system where CPU and GPU are within one percentile point of each other. The CPU’s 3DMark max-thread score of 6,927 and the GPU’s FP32 of 24.72 TFLOPS suggest that for gaming, the GPU will be the primary determinant of frame rates, while for productivity, the CPU leads. The absence of measured FPS data means this analysis is based on synthetic scores, but the percentile alignment suggests no major bottleneck.

FAQ

Q: What is the combined performance percentile of this CPU+GPU pair?

A: The pair has a combined percentile of 81, meaning it outperforms 81% of all benchmarked systems.

Q: How does the i9-12900H compare to its nearest CPU rivals?

A: The i9-12900H’s average score of 28,003 is within 0.3% of the AMD Ryzen 5 PRO 5655G, AMD Ryzen 5 PRO 8500GE, Intel Core i5-14500T, and AMD Ryzen AI 5 PRO 340, making it statistically tied with all four.

Q: Is the RTX 4080 Mobile faster than the RTX 5080 Mobile?

A: No, the RTX 4080 Mobile’s average score of 38,135 is 0.6% lower than the RTX 5080 Mobile’s 38,349, indicating the RTX 5080 Mobile is slightly faster on average.

Q: What memory types does the i9-12900H support?

A: The CPU supports both DDR4 and DDR5 memory in a dual-channel configuration.

Q: Does this laptop support PCIe Gen 5?

A: No, the CPU provides PCIe Gen 4 with 20 lanes, and the GPU uses a PCIe 4.0 x16 interface.

Q: What is the GPU’s VRAM capacity and memory bandwidth?

A: The RTX 4080 Mobile has 12 GB of GDDR6 memory on a 192-bit bus, providing 432.0 GB/s of bandwidth.

Q: Are there any measured FPS results for this exact CPU+GPU combination?

A: No, the data contains no measured FPS rows for this pair; all gaming performance estimates are derived from synthetic benchmark scores.

GPU Analysis

The NVIDIA GeForce RTX 4080 Mobile is built on the AD104 chip using the Ada Lovelace architecture, fabricated on a 5 nm process by TSMC. The chip contains 35,800 million transistors on a 294 mm² die, giving a transistor density of 121.8 million per mm². The GPU operates at a base clock of 1,290 MHz and a boost clock of 1,665 MHz, with memory running at 2,250 MHz (18 Gbps effective). The 12 GB of GDDR6 memory on a 192-bit bus delivers 432.0 GB/s of bandwidth, which is moderate for a high-end mobile GPU but sufficient for 1440p gaming.

The GPU has 7,424 shading units, 232 TMUs, and 80 ROPs. It also features 58 RT cores and 232 tensor cores, enabling hardware-accelerated ray tracing and AI-based DLSS. The pixel rate is 133.2 GPixel/s and the texture rate is 386.3 GTexel/s, with FP32 and FP16 compute both at 24.72 TFLOPS. The 110 W TDP is relatively low for this performance class, suggesting efficient power management. The bus interface is PCIe 4.0 x16, and the slot width is listed as IGP, indicating it is soldered onto the motherboard.

Benchmark results show the GPU’s Geekbench OpenCL score of 159,575 is its strongest result, while the Vulkan score of 145,807 is also high. The PassMark G3D score of 24,926 places it at the 81st percentile, but the DirectX 10 score of 157, DirectX 11 score of 244, and DirectX 12 score of 96 are anomalously low, likely reflecting driver or test conditions rather than real-world capability. For rendering, the 58 RT cores and 232 tensor cores provide dedicated hardware for ray tracing and AI denoising, making this GPU well-suited for 3D rendering workloads in applications that support these features. The 12 GB VRAM is adequate for most rendering scenes at 1080p and 1440p, though 4K scenes with heavy textures may approach the limit.

Build Overview

This build combines the Intel Core i9-12900H and NVIDIA GeForce RTX 4080 Mobile in a laptop form factor, as indicated by the buildClass. The CPU is a 14-core, 20-thread mobile processor from the Core 12th Gen series, based on Alder Lake-H architecture, while the GPU is a 12 GB mobile part from the GeForce 40-series, based on Ada Lovelace. Both components are currently active in production, with the CPU released in January 2022 and the GPU in January 2023.

The pair achieves an 81st combined percentile, placing it in the top fifth of all systems. The CPU’s 80th percentile and GPU’s 81st percentile are closely matched, indicating a balanced configuration. The system is best described as a high-performance mobile workstation or gaming laptop, suitable for users who need desktop-like performance in a portable chassis. The data shows no measured FPS rows, so the overall tier is derived from synthetic scores: the CPU’s average benchmark score of 28,003 and the GPU’s average of 38,135 are both above the median for their respective categories. The GPU’s 110 W TDP and CPU’s 45 W TDP suggest a combined thermal load that requires a robust cooling solution, but the exact system power draw is not specified.

CPU Analysis

The Intel Core i9-12900H is a 14-core, 20-thread mobile processor based on the Alder Lake architecture, with a process node of 10 nm from Intel. It has a base clock of 2.50 GHz and a boost clock of 5.00 GHz, with a TDP of 45 W. The CPU uses the Intel BGA 1744 socket and supports DDR4 and DDR5 memory in a dual-channel configuration. The cache hierarchy includes 80 KB of L1 per core, 1.25 MB of L2 per core, and 24 MB of shared L3 cache. The die size is 217 mm², and the integrated graphics are Iris Xe 96EU. The processor is not multiplier-unlocked, so overclocking is not supported.

Benchmark results show the CPU’s 3DMark scores scale from 999 in single-thread to 6,927 in max-thread, with a 16-thread score of 6,457. The Cinebench R23 multi-core score of 15,946.5 and single-core score of 1,863.5 indicate strong multi-threaded performance for a mobile part. The PassMark multi-thread score of 27,340 is the highest CPU benchmark, while the single-thread score of 3,717 is respectable. The PassMark integer math score of 93,828 and floating-point math score of 67,940 highlight the CPU’s computational strength, while the data compression score of 316,714 is exceptional for file archiving and compression tasks.

The CPU’s average benchmark score of 28,003 places it at the 80th percentile, but its nearest rivals are lower-core-count parts like the AMD Ryzen 5 PRO 5655G (6 cores) and Intel Core i5-14500T (14 cores), showing that the i9-12900H’s performance is not primarily driven by core count but by the efficiency of the Alder Lake architecture. The 3DMark 2-thread score of 1,891 suggests that the CPU’s performance per core is not class-leading, but the 20 threads ensure smooth multitasking. For real workloads, the CPU excels at multi-threaded tasks like video encoding, 3D rendering, and software compilation, while single-threaded tasks like gaming and office applications benefit from the 5.00 GHz boost clock.