SYSTEM ANALYZER

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

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Build Configuration

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PROCESSOR (CPU)

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GRAPHICS CARD (GPU)

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93 Score

Top 7% Ranking

93 / 100

ULTIMATE READY

Apex Performer

Top 7% 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

91%

GPU

95%

PROCESSOR

Intel Core i9-12900HX

35,003 Benchmark Score

Top 9% Market Ranking

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GRAPHICS CARD

NVIDIA GeForce RTX 4080 Mobile

38,135 Benchmark Score

Top 5% Market Ranking

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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

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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

# Intel Core i9-12900HX + NVIDIA GeForce RTX 4080 Mobile

This laptop pairing combines Intel's 16-core Alder Lake-HX flagship with NVIDIA's Ada Lovelace-based RTX 4080 Mobile GPU, placing it in the 83rd combined percentile for all CPU+GPU pairings in the database. The CPU sits at the 84th percentile among all processors, while the GPU holds the 81st percentile among all graphics cards, making this a high-end mobile platform with strong multi-threaded compute and excellent rasterization performance. No measured FPS data exists for this exact combination in the database, so all frame rate discussion below is estimated from benchmark scores rather than direct gameplay measurements.

FAQ

Q: What are the core and thread counts of the Intel Core i9-12900HX?

A: The processor features 16 cores and 24 threads, built on Intel's Alder Lake architecture using a 10 nm process node with a die size of 215 mm².

Q: How does this CPU compare to its closest rival in average benchmark score?

A: The Core i9-12900HX has an average benchmark score of 35003, which is essentially tied with the Intel Core i7-13800H at 34988, showing a 0% delta between the two.

Q: What memory types does this platform support?

A: The CPU supports both DDR4 and DDR5 memory in a dual-channel configuration, with ECC memory support included.

Q: What is the GPU's memory configuration?

A: The NVIDIA GeForce RTX 4080 Mobile comes with 12 GB of GDDR6 memory on a 192-bit bus, delivering 432.0 GB/s of bandwidth at 18 Gbps effective speed.

Q: Where does this GPU rank among all graphics cards?

A: The RTX 4080 Mobile sits at the 81st percentile among all GPUs, with an average benchmark score of 38135 across all tested workloads.

Q: What is the CPU's boost clock speed?

A: The Core i9-12900HX boosts up to 5.00 GHz, with a base clock of 2.30 GHz and a TDP of 55 W.

Q: Does this processor include integrated graphics?

A: Yes, the CPU includes Intel UHD Graphics 770 as its integrated GPU, alongside the discrete RTX 4080 Mobile.

Benchmark Performance

The combined benchmark picture for this Intel Core i9-12900HX and RTX 4080 Mobile pairing places it at the 83rd percentile overall, which indicates a well-above-average laptop configuration. The CPU alone achieves an average benchmark score of 35003, placing it at the 84th percentile among all processors. This places it in direct competition with the Intel Core i7-13800H (34988, 0% delta) and the Intel Core 7 253PTE (34962, 0.1% delta), while slightly trailing the Intel Core i5-14500HX (35094, -0.3% delta) and leading the Intel Xeon 6349P (34890, 0.3% delta). The near-ties across all four rivals demonstrate that the 12900HX sits in a highly competitive performance band where differences are within measurement noise.

The GPU delivers an average benchmark score of 38135, ranking at the 81st percentile among all graphics cards. Its nearest rivals include the NVIDIA GeForce MX570 (38299, -0.4% delta), the NVIDIA GeForce RTX 5080 Mobile (38349, -0.6% delta), the NVIDIA GeForce RTX 4070 (37648, 1.3% delta), and the NVIDIA Tesla P4 (37628, 1.3% delta). The RTX 4080 Mobile essentially matches the MX570 and RTX 5080 Mobile in aggregate scoring, while leading the desktop RTX 4070 by 1.3%. This suggests the mobile 4080 delivers desktop-class rasterization performance in a laptop form factor.

In synthetic CPU benchmarks, the 12900HX shows strong scaling from 2 threads to maximum threads. The 3DMark results progress from 1994 at 2 threads to 3729 at 4 threads, 6461 at 8 threads, 8077 at 16 threads, and peak at 9067 with max threads. The single-thread score of 1026 in 3DMark and 3745 in PassMark singlethread indicate competitive per-core performance. Cinebench results reinforce this picture: R15 multicore reaches 3566 with single-core at 278, R20 multicore hits 11764 with single-core at 1660, and R23 multicore achieves 23150 with single-core at 1912.5. These numbers show the CPU can handle both lightly-threaded workloads with high clock speeds and heavily-threaded workloads with its 16-core configuration.

Balance and Bottleneck

The performance data reveals a well-balanced pairing where the CPU and GPU occupy similar percentile positions — 84th and 81st, respectively — meaning neither component dramatically outclasses the other in aggregate terms. However, workload-specific bottlenecks emerge when examining the benchmark details. The CPU's PassMark multithread score of 33158 and 3DMark max threads score of 9067 demonstrate substantial multi-core capability, while the GPU's PassMark G3D score of 24926 and Geekbench OpenCL score of 159575 show strong compute throughput. For gaming workloads, the GPU will typically be the primary constraint at higher resolutions, while the CPU's 5.00 GHz boost clock and strong single-thread results (1912.5 in Cinebench R23 single-core) provide adequate headroom for physics and game logic.

The CPU's FP32 compute of 24.72 TFLOPS on the GPU indicates the graphics card can handle demanding rendering tasks without waiting on the CPU to feed it geometry and draw calls. Conversely, the CPU's PassMark integer math score of 113416 and floating point math score of 84410 suggest it can process game simulation and AI tasks in parallel with GPU rendering without creating a significant bottleneck. The data suggests that for 1080p and 1440p gaming, the CPU's strong single-thread performance prevents it from becoming the limiting factor, while the GPU's 12 GB frame buffer and 432.0 GB/s bandwidth provide enough data throughput for high-detail textures and effects.

Usage Scenarios

High-refresh gaming: The RTX 4080 Mobile's PassMark G3D score of 24926 and DirectX 12 score of 96 indicate it can drive high frame rates at 1080p and 1440p in competitive titles. The CPU's single-thread score of 3745 in PassMark ensures game logic and physics processing keep pace with the GPU's rendering output. With 12 GB of GDDR6 memory and 432.0 GB/s bandwidth, texture streaming and high-resolution assets should not cause stuttering.

Streaming: The combination of 16 CPU cores and the GPU's 232 tensor cores provides ample headroom for simultaneous gaming and encoding workloads. The CPU's PassMark data encryption score of 22932 and extended instructions score of 24315 indicate it can handle video encoding tasks while maintaining game performance, though dedicated encoder hardware on the GPU would offload this work effectively.

Video editing: The Cinebench R23 multicore score of 23150 demonstrates strong rendering capability for video exports, while the GPU's OpenCL score of 159575 accelerates effects and color grading. The 12 GB GPU memory allows for large preview buffers and multiple video layers without spilling to system memory. The CPU's 30 MB of shared L3 cache helps keep frequently accessed project data close to compute cores.

3D rendering: The GPU's FP32 throughput of 24.72 TFLOPS and the CPU's PassMark multithread score of 33158 combine to deliver strong performance in both GPU-accelerated and CPU-based renderers. The CPU's 16 cores and 24 threads handle ray tracing acceleration structures, while the GPU's 58 RT cores process hardware-accelerated ray tracing workloads. The 35,800 million transistors on the GPU's 294 mm² die provide substantial compute resources for complex scenes.

Software development: The CPU's PassMark integer math score of 113416 and random string sorting score of 43877 indicate fast compilation times for large codebases. The 16-core configuration allows parallel builds across multiple translation units, while the 5.00 GHz boost clock speeds up single-threaded tooling. The platform supports both DDR4 and DDR5 memory, providing flexibility for development workloads.

Student and office work: The integrated UHD Graphics 770 provides a fallback for basic display tasks, while the discrete GPU handles any accelerated workloads. The CPU's single-thread performance of 3745 in PassMark ensures responsive application launches and smooth multitasking. The 55 W TDP suggests reasonable power management for all-day battery use in lighter workloads, though heavy multi-threaded tasks will draw significantly more power.

CPU Analysis

The Intel Core i9-12900HX is a 16-core, 24-thread processor based on the Alder Lake architecture, manufactured on Intel's 10 nm process with a die size of 215 mm². It features a hybrid design with performance and efficiency cores, boosting up to 5.00 GHz from a 2.30 GHz base clock. The 30 MB of shared L3 cache is complemented by 1.25 MB of L2 cache per core and 80 KB of L1 cache per core, providing substantial on-die storage for frequently accessed data.

The CPU's benchmark scores reveal its positioning: the 3DMark max threads score of 9067 and Cinebench R23 multicore score of 23150 demonstrate strong multi-threaded throughput, while the single-thread scores of 1026 in 3DMark and 1912.5 in Cinebench R23 show competitive per-core performance. The PassMark results further break down performance by workload type: integer math at 113416, floating point math at 84410, data compression at 400636, and data encryption at 22932. These scores indicate the CPU excels at general-purpose computing, with particularly strong integer throughput for everyday applications and compression workloads.

The CPU's 84th percentile ranking among all processors places it firmly in the high-end segment, though the near-ties with rivals like the Core i7-13800H and Core 7 253PTE suggest that generation-over-generation improvements are modest. The processor's support for PCIe Gen 5 with 20 CPU lanes provides high-bandwidth connectivity for storage and GPU expansion, though the mobile form factor limits expansion options. The 215 mm² die size and 10 nm process node represent Intel's approach to balancing performance and power in a mobile flagship.

Gaming Performance

No measured FPS data exists for this exact CPU+GPU combination in the database, so all frame rate estimates below are derived from benchmark scores rather than direct gameplay measurements. The GPU's PassMark G3D score of 24926 and DirectX 12 score of 96 indicate strong DirectX 12 performance, while the DirectX 11 score of 244 and DirectX 10 score of 157 show compatibility with older APIs. The Geekbench Vulkan score of 145807 suggests good Vulkan API performance for modern titles that use this API.

At 1080p resolution, the CPU's single-thread score of 3745 and the GPU's high fill rates — 133.2 GPixel/s pixel rate and 386.3 GTexel/s texture rate — suggest the pairing can maintain high frame rates in esports titles and demanding AAA games with reduced settings. The 24.72 TFLOPS of FP32 compute provides substantial shader processing power for modern rendering techniques. At 1440p, the GPU's 12 GB frame buffer and 432.0 GB/s bandwidth become more important, allowing for high-resolution textures and anti-aliasing without exceeding memory capacity.

For 4K gaming, the GPU's 80 ROPs and 232 TMUs provide sufficient pixel and texture processing, though the 192-bit memory bus may limit performance in bandwidth-intensive scenes. The CPU's strong multi-threaded scores — 33158 in PassMark multithread and 9067 in 3DMark max threads — ensure that background tasks and game logic do not interfere with frame pacing. The 58 RT cores provide hardware acceleration for ray-traced effects, though performance in ray-traced titles will depend on the implementation and resolution. Overall, the estimated gaming performance suggests this platform targets high-refresh 1080p and 1440p gaming, with playable 4K performance in less demanding titles.

Who Should Build It

This laptop configuration targets gamers who prioritize high frame rates at 1080p and 1440p resolutions, as indicated by the GPU's strong DirectX 12 performance and the CPU's high single-thread scores. The 84th percentile CPU and 81st percentile GPU provide balanced performance for competitive gaming where both CPU and GPU workloads are significant. Content creators working with video editing and 3D rendering will benefit from the CPU's Cinebench R23 multicore score of 23150 and the GPU's OpenCL score of 159575.

Software developers compiling large codebases will appreciate the CPU's integer math score of 113416 and 16-core configuration, which enables parallel builds. Students and professionals needing a versatile laptop for coursework, office applications, and occasional gaming will find the platform responsive, with the CPU's PassMark single-thread score of 3745 ensuring snappy application performance. Small business workstations handling data analysis or financial modeling can leverage the CPU's data compression score of 400636 and encryption score of 22932 for efficient processing.

The platform's 83rd combined percentile ranking means it outperforms the majority of laptop configurations in the database, making it suitable for users who demand high performance across both CPU and GPU workloads. The RTX 4080 Mobile's 12 GB memory capacity supports larger datasets and textures than 8 GB alternatives, which matters for 3D rendering and high-resolution video editing. The CPU's ECC memory support adds reliability for workstation-class workloads where data integrity is critical.

Build Overview

This is a laptop-class build pairing the Intel Core i9-12900HX, a 16-core Alder Lake-HX processor, with the NVIDIA GeForce RTX 4080 Mobile, an Ada Lovelace architecture GPU with 7424 shading units. The CPU's 55 W TDP and the GPU's 110 W TDP indicate this is a high-performance mobile platform designed for maximum compute density rather than efficiency. The GPU's 35,800 million transistors on a 294 mm² die deliver 24.72 TFLOPS of FP32 compute, while the CPU's 215 mm² die provides 16 cores of Alder Lake processing power.

The combined 83rd percentile ranking places this configuration in the upper tier of laptop builds, with the CPU at 84th percentile and GPU at 81st percentile. The platform supports DDR4 and DDR5 memory in dual-channel configuration, with PCIe Gen 5 for CPU-attached devices and PCIe 4.0 x16 for the GPU. The GPU uses an IGP form factor with no power connectors, suggesting it draws power through the motherboard rather than external connectors. Display outputs are portable device dependent, meaning the available ports vary by laptop implementation.

The 5 nm TSMC process for the GPU and 10 nm Intel process for the CPU represent different manufacturing generations, with the GPU's smaller process node enabling higher transistor density at 121.8M transistors per mm². The GPU's 232 tensor cores and 58 RT cores provide dedicated AI and ray tracing hardware, respectively. The CPU's unlocked multiplier allows enthusiast tuning, though laptop thermal and power constraints typically limit overclocking headroom.

Upgrade Path and Platform

The Intel Core i9-12900HX uses the Intel BGA 1964 socket, which is a soldered mobile platform that does not support processor upgrades. The CPU supports both DDR4 and DDR5 memory in dual-channel configuration, allowing system builders to choose between memory generations based on motherboard support and availability. ECC memory support provides an option for error-correcting memory in workstation configurations. The CPU provides PCIe Gen 5 with 20 lanes, while the GPU uses PCIe 4.0 x16, leaving bandwidth headroom for future expansion.

The GPU's 110 W TDP and the CPU's 55 W TDP suggest a total platform power draw that requires a substantial laptop cooling solution. The GPU's suggested PSU is not listed in the database, but the combined TDP of 165 W for CPU and GPU alone indicates the system requires a high-capacity power delivery system. The GPU uses no external power connectors, relying on the motherboard's power delivery for its 110 W draw.

For users considering upgrades, the soldered CPU and IGP-form-factor GPU mean that component-level upgrades are not possible in most laptop implementations. The primary upgrade path for this platform is memory and storage: expanding from DDR4 to DDR5 (if the motherboard supports both) or adding more RAM to take advantage of the dual-channel memory bus. The PCIe Gen 5 support provides bandwidth for future high-speed NVMe storage devices. The platform's 83rd combined percentile suggests it will remain competitive for several years, though users seeking the latest features would need to move to a newer platform with the successor GPU generation, which the database lists as GeForce 50 Mobile.

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

Apex Performer

System Balance Analysis

Intel Core i9-12900HX

NVIDIA GeForce RTX 4080 Mobile

Market Position

Game Performance Benchmarks

Cyberpunk 2077

Red Dead Redemption 2

Microsoft Flight Simulator

Control

Call of Duty: Warzone

Fortnite

Performance Insights

Optimal Performance

4K Gaming Ready

Performance Tiers Explained

Ultimate

High-End

Mid-Range

Entry Level

Legacy

FAQ

Benchmark Performance

Balance and Bottleneck

Usage Scenarios

CPU Analysis

Gaming Performance

Who Should Build It

Build Overview

Upgrade Path and Platform

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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