SYSTEM ANALYZER

Rate My PC: AMD Ryzen 9 5900HS + NVIDIA GeForce RTX 4090 Mobile

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

85 / 100
HIGH-END

Power Build

Top 15% of systems. Excellent for 1440p Ultra or 4K High gaming.

1440p Ultra4K High

System Balance Analysis

CPU vs GPU performance ratio
CPU Bottleneck
CPU
74%
VS
GPU
96%

Your CPU is limiting system performance. Consider upgrading to a faster processor to better utilize your GPU.

PROCESSOR

AMD Ryzen 9 5900HS

3,924 Benchmark Score
Top 26% Market Ranking
View Full Specs →
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
View All Games →

Performance Insights

Tips to maximize your system

Strong Performance

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

Bottleneck Detected

CPU Bottleneck - Upgrading the weaker component will improve overall performance.

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

This pairing combines an AMD Ryzen 9 5900HS processor with an NVIDIA GeForce RTX 4090 Mobile GPU in a laptop configuration. The system sits at the 70th percentile overall, meaning it outperforms the majority of typical desktop and laptop configurations, though the CPU is a notable bottleneck against the flagship-class GPU. The data shows a clear mismatch in tier: the GPU is a top-tier mobile part (84th percentile), while the CPU is a mid-range mobile chip (56th percentile). This analysis uses only the benchmark scores and specifications provided, without any measured frame rate data for this specific combination.

Upgrade Path and Platform

The AMD Ryzen 9 5900HS uses the AMD Socket FP6, which is a mobile-only socket designed for thin and light laptops. This means the CPU is soldered to the motherboard, and there is no traditional upgrade path in the sense of swapping the processor for a newer model. The platform is built around the Zen 3 architecture on the Cezanne codename, fabricated on a 7 nm process at TSMC. The CPU supports dual-channel DDR4 memory with a memory bandwidth of 68.3 GB/s, which is typical for a mobile processor of this generation. The memory bus is dual-channel, and ECC memory is not supported.

The platform's PCIe support is Gen 3, which is a generation behind the GPU's PCIe 4.0 x16 interface. In a laptop, this means the RTX 4090 Mobile is likely wired through a PCIe Gen 3 connection, which can slightly limit bandwidth in certain workloads but rarely affects gaming performance significantly. The CPU has a TDP of 35 watts, which is a low-power design intended for laptops where thermal headroom is limited. The GPU has a TDP of 120 watts, and its suggested PSU is not listed in the data, but the power connector is listed as "None," indicating it is an integrated graphics processor (IGP) soldered to the board.

For a sensible next upgrade, the data suggests that the platform itself is not designed for CPU upgrades—the socket is fixed, and the production status is "Active," but the release date is from January 2021. The realistic upgrade path for this laptop would be to replace the entire system, rather than swapping components. The CPU's memory support is capped at DDR4, which is an older standard, so any future platform upgrade would require new memory as well. The PCIe Gen 3 support is another limiting factor; a newer platform with PCIe Gen 4 or Gen 5 would better match the GPU's capabilities. In summary, the upgrade path is essentially closed for the CPU, but the GPU, if it were replaceable, would benefit from a newer CPU platform with higher bandwidth and more modern memory support.

Usage Scenarios

High-refresh gaming: The RTX 4090 Mobile is an exceptionally strong GPU, and benchmark results indicate it is capable of driving high refresh rates at demanding settings. The GPU's PassMark G3D score of 27212 puts it at the 84th percentile, which is far above the CPU's 56th percentile. In gaming, this means the CPU will likely be the limiting factor in many titles, especially at lower resolutions where the GPU is not fully utilized. The CPU's single-thread score of 871 in 3DMark is modest, so expect frame rate drops in CPU-bound scenes.

Streaming: The CPU has 8 cores and 16 threads, which is sufficient for encoding a stream while gaming, but the Zen 3 architecture is not the latest. The Cinebench R23 multi-core score of 12745.5 indicates solid multi-threaded performance, but the GPU's NVENC encoder is likely the better choice for streaming. The GPU's Ada Lovelace architecture includes 304 tensor cores and 76 RT cores, which can offload encoding tasks. The CPU's 35-watt TDP suggests it will not generate excessive heat, leaving thermal headroom for the GPU.

Video editing: The combination of a 16-thread CPU and a GPU with 16 GB of GDDR6 memory is strong for video editing. The GPU's Geekbench OpenCL score of 180831 shows it can handle compute-heavy tasks like rendering effects. The CPU's multi-core score in Cinebench R23 of 12745.5 is respectable for a mobile chip, but the GPU will accelerate most video editing workloads. The memory bandwidth of 576.0 GB/s on the GPU is ample for 4K video timelines.

3D rendering: The RTX 4090 Mobile is built for rendering. Its FP32 performance is 32.98 TFLOPS, and it has 9728 shading units, which means it will dominate any 3D rendering workload. The CPU's role is secondary, but its 8 cores will handle scene preparation and physics. The GPU's 76 RT cores are specifically designed for ray-traced rendering, and the 16 GB VRAM allows for large scenes without swapping. The CPU's 16 MB of L3 cache is shared, which helps with multi-threaded tasks but is not a bottleneck for rendering.

Software development: For code compilation, the CPU's multi-threaded performance is adequate. The 3DMark 16-thread score of 6011 and the max-threads score of 5992 show that the CPU scales well with more threads. The single-thread score of 871 is lower, which affects tasks like code linting or IDE responsiveness. The GPU is not heavily used in software development, but its compute capabilities can accelerate machine learning training or data processing. The 16 GB VRAM is a significant advantage for developers working with large datasets.

Student and office work: This is excessive for office tasks. The CPU's integrated Radeon Vega 8 graphics can handle basic display output, and the RTX 4090 Mobile is overkill for word processing or spreadsheets. The CPU's single-thread performance is low compared to newer parts, but it is still sufficient for everyday tasks. The battery life will likely be poor due to the GPU's power draw, but the data does not include battery figures. The 35-watt CPU TDP is efficient, but the GPU's 120-watt TDP will drain the battery quickly under load.

CPU Analysis

The AMD Ryzen 9 5900HS is an 8-core, 16-thread processor based on the Zen 3 architecture, codenamed Cezanne. It has a base clock of 3.00 GHz and a boost clock of 4.60 GHz, which is a modest boost for a mobile chip. The CPU is fabricated on a 7 nm process at TSMC, with 10,700 million transistors on a die size of 180 mm². The cache hierarchy includes 64 KB of L1 per core, 512 KB of L2 per core, and 16 MB of shared L3 cache. This configuration is typical for a high-end mobile CPU from the 5000 series, but the 35-watt TDP limits sustained performance.

In benchmark tests, the CPU scores 6011 in 3DMark 16-thread and 5992 in max-threads, showing that it scales well up to 16 threads. The 4-thread score is 3133, and the 2-thread score is 1690, which indicates a reasonable single-thread performance. The single-thread score in 3DMark is 871, which is low compared to the multi-thread scores, reflecting the boost clock of 4.60 GHz is not sustained in all conditions. In Cinebench R23, the multi-core score is 12745.5, and the single-core score is 1475.5. These numbers place the CPU at the 56th percentile against all CPUs, meaning it is average.

The CPU's nearest rivals include the Intel Xeon E-2278GE, which has an average score of 3939, and the AMD Ryzen 5 4600GE, with a score of 3906. The Ryzen 9 5900HS has an average benchmark score of 3924, which is 0.4% below the Xeon and 0.5% above the Ryzen 5. This shows that the CPU is competitive with older desktop parts, but it is not a high-performance part by current standards. The architecture is Zen 3, which is a step up from Zen 2, but it is two generations behind the latest. For real workloads, this means the CPU is capable of handling most multi-threaded tasks, but it will lag in single-threaded games or applications that require high clock speeds.

Balance and Bottleneck

The balance between the Ryzen 9 5900HS and the RTX 4090 Mobile is heavily skewed toward the GPU. The GPU's percentile rank is 84, while the CPU's is 56, which is a difference of 28 percentage points. This is a significant gap, and in most workloads, the CPU will be the bottleneck. The data shows no measured FPS for this combination, so all frame rate discussions are estimates based on benchmark scores. The CPU's single-thread score of 871 in 3DMark is a weak point; many modern games require a stronger single-thread performance to push high frame rates. The GPU's PassMark G3D score of 27212 is so high that it will be waiting for the CPU to feed it data in many scenarios.

In multi-threaded workloads, the CPU's 16 threads can keep up better, but the GPU's compute capabilities will still outpace the CPU. For example, the GPU's Geekbench OpenCL score of 180831 dwarfs the CPU's scores, meaning any task that can use the GPU will see massive acceleration. The CPU's memory bandwidth of 68.3 GB/s is also a limiting factor; the GPU has 576.0 GB/s of bandwidth, so moving data between the CPU and GPU can be a bottleneck. The PCIe Gen 3 interface on the CPU is a mismatch with the GPU's PCIe 4.0 x16, but the impact is less severe in gaming.

The FPS scaling in games is likely to show that at lower resolutions (1080p), the CPU will limit frame rates, while at higher resolutions (1440p or 4K), the GPU will be the primary driver. The CPU's 56th percentile rank means it is in the middle of the pack, so it will not hold back the GPU in every title, but it will in CPU-intensive games. The GPU's 16 GB VRAM is more than enough for any current game, so memory capacity is not a bottleneck. The overall balance is poor for a gaming laptop, as the CPU is too weak to fully utilize the GPU's potential.

Benchmark Performance

The CPU's benchmark scores are as follows: 6011 in 3DMark 16-thread, 1690 in 2-thread, 3133 in 4-thread, 5049 in 8-thread, 5992 in max-threads, and 871 in single-thread. In Cinebench, it scores 2041 in R15 multi-core and 236.5 in single-core, and 12745.5 in R23 multi-core and 1475.5 in single-core. The CPU's average benchmark score is 3924, placing it at the 56th percentile. Its nearest rival is the Intel Xeon E-2278GE, which is 0.4% faster, and the AMD Ryzen 5 4600GE, which is 0.5% slower.

The GPU's scores are much higher: 180831 in Geekbench OpenCL, 170774 in Geekbench Vulkan, and 27212 in PassMark G3D. The GPU also scores 12347 in PassMark GPU Compute. The GPU's average benchmark score is 43667, placing it at the 84th percentile. Its nearest rivals include the NVIDIA Quadro M6000, which is 0.8% slower, and the NVIDIA RTX A6000, which is 0.9% faster. The combined percentile for this build is 70, which is higher than the CPU alone but lower than the GPU alone, reflecting the CPU's drag on overall performance.

The combined picture is a system where the GPU is a top-tier part, but the CPU is a mid-range part. This means the build is excellent for GPU-bound tasks like rendering or high-resolution gaming, but it will not achieve the highest frame rates in CPU-bound games. The data shows no measured FPS for this combination, so the actual gaming performance is an estimate. The GPU's DirectX 12 Ultimate support and 76 RT cores suggest it is ready for modern ray-tracing titles, but the CPU's lower single-thread scores may cause stutter in these games.

Who Should Build It

This build is for users who prioritize GPU performance above all else. Gamers playing at 1440p or 4K resolution will benefit from the RTX 4090 Mobile's power, as the CPU bottleneck is less pronounced at higher resolutions. Content creators working with 3D rendering, video editing, or machine learning will find the GPU's 16 GB VRAM and 32.98 TFLOPS FP32 performance to be a significant asset. The CPU's 8 cores are sufficient for these tasks, and the GPU will accelerate the heavy lifting.

Developers who work with large datasets or run parallel computations will appreciate the GPU's compute capabilities. The 304 tensor cores are useful for AI workloads, and the 16 GB VRAM allows for large models. Students and office workers, however, would be wasting money on this build, as the performance is far beyond what is needed for document editing or web browsing. Small business workstations that need to handle CAD, video production, or data analysis would benefit, but the CPU's 56th percentile rank means it is not a high-end workstation part. The laptop class means portability is a priority, but the GPU's 120-watt TDP will require a large chassis and robust cooling.

FAQ

Q: What is the combined performance percentile of this CPU and GPU pairing?

A: The combined percentile is 70, which is lower than the GPU's 84th percentile and higher than the CPU's 56th percentile.

Q: Is the CPU or GPU the bottleneck in gaming?

A: The CPU is the likely bottleneck, as its single-thread score of 871 in 3DMark is low, and its percentile rank is 56, compared to the GPU's 84.

Q: How much VRAM does the RTX 4090 Mobile have?

A: The GPU has 16 GB of GDDR6 memory on a 256-bit bus, with a bandwidth of 576.0 GB/s.

Q: What is the CPU's architecture and process node?

A: The CPU is based on Zen 3 architecture (Cezanne) and is fabricated on a 7 nm process at TSMC.

Q: Does the CPU support PCIe Gen 4?

A: No, the CPU supports PCIe Gen 3, while the GPU supports PCIe 4.0 x16.

Q: What are the GPU's ray tracing capabilities?

A: The GPU has 76 RT cores and 304 tensor cores, with DirectX 12 Ultimate support.

Q: Is there any measured FPS data for this build?

A: No, the data contains no measured FPS for this combination, so all frame rate performance is estimated from benchmark scores.

Build Overview

This build is a laptop-class configuration, as indicated by the build class field. It pairs the AMD Ryzen 9 5900HS, an 8-core mobile CPU, with the NVIDIA GeForce RTX 4090 Mobile, a flagship mobile GPU. The combined percentile of 70 places this system above most other configurations, but the gap between the CPU and GPU percentiles is a defining characteristic. The CPU is at the 56th percentile, which is average, while the GPU is at the 84th percentile, which is high-end. This makes the build a GPU-dominant system, where the GPU's performance is the primary asset.

The overall tier from the percentiles is mid-to-high, with the GPU carrying the system. The CPU's average benchmark score of 3924 is close to its rivals, but the GPU's average score of 43667 is far above its nearest competitors. This build is not balanced, but it is effective for GPU-intensive workloads. The CPU's 35-watt TDP and the GPU's 120-watt TDP mean the system will require adequate cooling, but the laptop form factor is designed for this. The production status for both parts is "Active," meaning they are current products.

GPU Analysis

The NVIDIA GeForce RTX 4090 Mobile is based on the Ada Lovelace architecture, using the AD103 chip fabricated on a 5 nm process at TSMC. The GPU has 45,900 million transistors on a die size of 379 mm², giving a transistor density of 121.1M per mm². Its base clock is 1335 MHz, with a boost clock of 1695 MHz. The memory runs at 2250 MHz, with an effective speed of 18 Gbps. The GPU has 16 GB of GDDR6 memory on a 256-bit bus, providing a bandwidth of 576.0 GB/s.

The GPU has 9728 shading units, 304 texture mapping units, and 112 raster operation units. It also has 76 ray tracing cores and 304 tensor cores, which are essential for modern graphics features like DLSS and ray tracing. The pixel rate is 189.8 GPixel/s, and the texture rate is 515.3 GTexel/s. The FP32 performance is 32.98 TFLOPS, with FP16 also at 32.98 TFLOPS (1:1), indicating strong compute capabilities. The GPU's TDP is 120 watts, and it is listed as an IGP, meaning it is integrated into the laptop motherboard.

In benchmark tests, the GPU scores 180831 in Geekbench OpenCL and 170774 in Geekbench Vulkan. The PassMark G3D score is 27212, which is a strong result, and the GPU compute score is 12347. The GPU's average benchmark score is 43667, placing it at the 84th percentile. Its nearest rival is the NVIDIA RTX A6000, which is 0.9% faster, and the Quadro M6000, which is 0.8% slower. The GPU supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan 1.4, making it compatible with all modern APIs. For rendering workloads, the GPU's high shading unit count and RT cores will provide excellent performance, though the CPU may limit overall system performance in some tasks.