SYSTEM ANALYZER

Rate My PC: AMD Ryzen 9 5950X + AMD Radeon RX 6400

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

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
94%
VS
GPU
83%
PROCESSOR

AMD Ryzen 9 5950X

51,947 Benchmark Score
Top 6% Market Ranking
View Full Specs →
GRAPHICS CARD

AMD Radeon RX 6400

6,001 Benchmark Score
Top 17% 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 the AMD Ryzen 9 5950X with the AMD Radeon RX 6400 creates one of the most pronounced CPU-to-GPU performance imbalances in the desktop database. The CPU sits at the 91st percentile among all processors, while the GPU rests at the 35th percentile among all graphics cards. That 56-percentage-point gap defines every workload profile this combination can produce.

Benchmark data confirms the CPU is the dominant component in absolute terms. The Ryzen 9 5950X posts a Cinebench R23 multicore score of 26017 and a Geekbench multicore score of 15233, while the RX 6400 delivers a Passmark G3D score of 7673 and a 3DMark Steel Nomad DX12 score of 176. The CPU's average benchmark score of 51947 dwarfs the GPU's average of 6001 by a factor of roughly 8.7. This is not a balanced system; it is a workstation-class processor paired with an entry-level graphics solution.

The bottleneck direction depends entirely on the workload. In CPU-bound tasks such as rendering, compilation, or data processing, the GPU's limitations are irrelevant — the 16-core, 32-thread processor runs at full capacity. In gaming or GPU-accelerated workflows, the RX 6400 becomes the limiting factor immediately. The GPU's 4 GB GDDR6 memory on a 64-bit bus with 128.0 GB/s bandwidth constrains texture loading and resolution scaling far before the CPU's 64 MB L3 cache or 51.2 GB/s memory bandwidth could ever become a consideration.

Thread scaling data from the CPU benchmarks illustrates how the processor's muscle is distributed. The 3DMark score climbs from 944 in single-thread to 1856 at 2 threads, 3595 at 4 threads, 6598 at 8 threads, 10810 at 16 threads, and 11597 at max threads. This scaling curve shows near-linear gains through 8 threads and continued, though diminishing, returns beyond that point. The Passmark multithread score of 45424 versus a single-thread score of 3470 reinforces that this CPU rewards heavily threaded workloads.

For the GPU, the bottleneck is structural. The RX 6400's PCIe 4.0 x4 interface, 64-bit memory bus, and 768 shading units cap its throughput. In any scenario where the GPU must render frames, produce compute results, or process graphics data, the CPU will be waiting. The data shows this through the GPU's percentile rank — at the 35th percentile, more than half of all GPUs outperform it, meaning the system's graphics ceiling is low regardless of CPU capability.

Benchmark Performance

The Ryzen 9 5950X delivers exceptional CPU benchmark results across the board. Its Cinebench R23 multicore score of 26017 places it in the top tier of desktop processors, while the single-core score of 1614 confirms strong per-thread performance from the Zen 3 architecture. The Geekbench results are equally strong: 15233 multicore and 2083 single-core. Passmark tests show a multithread score of 45424, floating point math at 100280, integer math at 185520, and data compression at 624347. The CPU's average benchmark score of 51947 and 91st percentile rank among all CPUs put it in competition with recent high-end parts — the nearest rivals include the Intel Core Ultra 5 235HX with an average score of 52073 (0.2% higher), the AMD EPYC 8124P at 52121 (0.3% higher), the Intel Core i9-13900F at 51730 (0.4% lower), and the Intel Core i7-14700 at 52301 (0.7% higher). The Ryzen 9 5950X sits within 1% of all four rivals, indicating it remains competitive with newer hardware despite its 2020 release.

The RX 6400's benchmark profile is far more modest. Its Passmark G3D score of 7673 and average benchmark score of 6001 place it at the 35th percentile among all GPUs. The nearest rivals are telling: the NVIDIA GeForce GTX 770M matches it at 6000 (0% difference), the NVIDIA RTX PRO 6000 Blackwell Server scores 5996 (0.1% lower), the AMD FirePro W4100 scores 5987 (0.2% lower), and the NVIDIA Quadro K4000M scores 5986 (0.3% lower). These rivals are laptop and workstation parts from earlier generations, indicating the RX 6400 performs at a level comparable to older mobile hardware rather than modern desktop graphics cards. The GPU's 3DMark Steel Nomad DX12 score of 176 and Geekbench OpenCL score of 32011 further quantify its entry-level position.

The combined picture is a desktop system at the 63rd percentile overall, dragged down by the GPU despite the CPU's strength. The CPU's benchmark scores suggest it could drive far more powerful graphics hardware, but in this configuration, the GPU's scores — Passmark DirectX 11 at 70, DirectX 12 at 30, and DirectX 10 at 54 — define the system's actual output capability. The combined percentile of 63 reflects a pairing where processor capability vastly exceeds graphics throughput.

Gaming Performance

No measured FPS rows exist for this exact combination — the FACT PACK contains no measuredFps data. All frame rate figures in this section are estimates derived from the benchmark scores rather than empirical measurements. The GPU's Passmark G3D score of 7673 and 3DMark Steel Nomad DX12 score of 176 indicate entry-level gaming capability, while the CPU's scores suggest it will never be the limiting factor in gaming workloads.

At 1080p, the RX 6400's 4 GB GDDR6 memory and 128.0 GB/s bandwidth will likely deliver playable frame rates in esports and older titles, but modern AAA games at ultra settings will strain the GPU's 768 shading units and 32 ROPs. The GPU's DirectX 12 score of 30 in Passmark suggests poor optimization for current-generation APIs, which typically translates to sub-60 FPS performance in demanding titles at high settings. The CPU's single-thread score of 944 in 3DMark and 1614 in Cinebench R23 ensure that frame pacing and minimum frame rates will be CPU-independent; the GPU alone determines the experience.

At 1440p and above, the RX 6400's memory bandwidth of 128.0 GB/s becomes the primary constraint. The 64-bit bus width limits the data throughput needed for higher resolutions, and 4 GB of VRAM is insufficient for modern texture packs at those resolutions. Estimated frame rates would likely drop below 30 FPS in most AAA titles at 1440p ultra settings. The GPU's pixel rate of 74.27 GPixel/s and texture rate of 111.4 GTexel/s are consistent with a card designed for 1080p gaming at medium to high settings, not high-refresh or high-resolution play.

The CPU's gaming potential remains untapped. With a Passmark single-thread score of 3470 and 3DMark 8-thread score of 6598, the Ryzen 9 5950X could support high-refresh gaming at 1080p with a more capable GPU. In this pairing, however, the GPU's performance ceiling means the CPU's gaming headroom is never exercised. Players seeking competitive frame rates above 144 FPS would need significantly more graphics horsepower than the RX 6400 provides.

Who Should Build It

This system targets users who prioritize CPU compute performance and require only basic graphics output. The Ryzen 9 5950X's 16 cores and 32 threads, combined with its Cinebench R23 multicore score of 26017 and Passmark multithread score of 45424, make it suitable for content creators rendering video, developers compiling large codebases, and researchers running multi-threaded simulations. The GPU's role is limited to display output and light graphics acceleration.

Gamers at 1080p with modest settings expectations could use this system for esports titles and older games where the RX 6400's 7673 Passmark G3D score suffices. However, gamers targeting 1440p or 4K, or those wanting high-refresh rates in modern AAA titles, would find the GPU inadequate. The system is better suited to small business workstations where CPU throughput matters more than graphics, or to students running engineering and scientific software that leverages the CPU's 32 threads.

The CPU's ECC memory support and dual-channel DDR4 interface make it viable for workstation-class applications that require data integrity. The 8,300 million transistors on a 7 nm process with 64 MB L3 cache provide substantial compute headroom for rendering, encoding, and analysis workloads. The GPU's 4 GB VRAM and 128.0 GB/s bandwidth are sufficient for 2D applications, office productivity, and basic video playback, but not for professional 3D work or GPU compute tasks.

Usage Scenarios

High-refresh gaming: This scenario is constrained entirely by the RX 6400. The CPU's 3DMark single-thread score of 944 and 2-thread score of 1856 indicate it can feed frames rapidly, but the GPU's Passmark DirectX 12 score of 30 suggests it cannot sustain high frame rates in modern titles. Estimated performance at 1080p would likely reach 60-90 FPS in esports games but fall below 60 FPS in demanding AAA titles at ultra settings.

Streaming: The CPU excels here. The Ryzen 9 5950X's x264 encoding capabilities, evidenced by its Passmark data compression score of 624347 and extended instructions score of 40468, allow software encoding without impacting gaming performance. The GPU's limited VRAM and compute throughput (Passmark GPU compute score of 2812) mean it cannot assist with NVENC-style encoding, but the CPU's 32 threads handle encoding overhead easily.

Video editing: Multicore performance is outstanding. The Cinebench R23 multicore score of 26017 and Geekbench multicore score of 15233 enable smooth timeline scrubbing and fast export times in CPU-based editors. The GPU accelerates effects and transitions modestly via its 3.565 TFLOPS FP32 compute, but its 4 GB VRAM limits the complexity of GPU-accelerated effects. This system suits 1080p editing workflows well.

3D rendering: CPU rendering is excellent. The Passmark floating point math score of 100280 and integer math score of 185520 demonstrate the compute power needed for ray tracing and rasterization in software renderers. GPU rendering is severely limited by the RX 6400's 12 RT cores and 4 GB VRAM; the GPU's 3DMark Steel Nomad DX12 score of 176 indicates it is not suited for real-time 3D rendering workloads.

Software development: The CPU's 32 threads accelerate compilation and testing. The Passmark multithread score of 45424 and data encryption score of 39593 support parallel builds and cryptographic workloads. The GPU is irrelevant for most development tasks, making this a strong choice for developers who need compute density without graphics investment.

Student and office work: This system is overpowered for typical productivity tasks. The CPU's single-thread score of 3470 in Passmark handles document processing and web browsing effortlessly, while the GPU's 2D score of 722 supports multi-monitor setups with the 1x HDMI 2.1 and 1x DisplayPort 1.4a outputs. Students in engineering or data science programs benefit from the CPU's compute capability, while the modest GPU keeps power consumption low at 53 W.

GPU Analysis

The AMD Radeon RX 6400 is built on the RDNA 2.0 architecture using the Navi 24 chip on a 6 nm process from TSMC. The chip contains 5,400 million transistors on a 107 mm² die, yielding a transistor density of 50.5 million per square millimeter. The GPU operates with a base clock of 1923 MHz, a game clock of 2039 MHz, and a boost clock of 2321 MHz, with memory running at 2000 MHz (16 Gbps effective).

Memory configuration is the GPU's most significant constraint. The 4 GB GDDR6 memory sits on a 64-bit bus, producing a bandwidth of 128.0 GB/s. This bandwidth is sufficient for 1080p gaming at moderate settings but becomes a bottleneck at higher resolutions or with high-resolution textures. The 64-bit bus width is half or a quarter of what mainstream desktop GPUs use, directly limiting the data throughput.

Compute resources include 768 shading units, 48 TMUs, and 32 ROPs. The FP32 throughput is 3.565 TFLOPS, with FP16 at 7.130 TFLOPS (2:1 ratio). The GPU includes 12 RT cores for ray tracing, though the 3DMark Steel Nomad DX12 score of 176 indicates ray tracing performance is minimal. Pixel rate is 74.27 GPixel/s and texture rate is 111.4 GTexel/s, both consistent with an entry-level part.

The benchmark scores reflect this positioning. Passmark G3D score of 7673 places the GPU at the 35th percentile, with nearest rivals being older laptop and workstation parts. The DirectX 11 score of 70 versus DirectX 12 score of 30 shows better performance in older APIs, suggesting the GPU is optimized for legacy titles rather than current-generation games. The GPU's 53 W TDP and single-slot design with no power connectors make it suitable for small form factor or low-power builds, but its performance ceiling is firmly entry-level.

CPU Analysis

The AMD Ryzen 9 5950X is a 16-core, 32-thread processor based on the Zen 3 architecture, codenamed Vermeer, on AMD Socket AM4. It uses a 7 nm process from TSMC with 8,300 million transistors across a dual-die design measuring 2x 74 mm². Base clock is 3.40 GHz with a boost clock of 4.90 GHz, and the TDP is rated at 105 W. The multiplier is unlocked for overclocking.

Cache hierarchy includes 64 KB L1 per core, 512 KB L2 per core, and a shared 64 MB L3 cache. Memory support covers dual-channel DDR4 with a theoretical bandwidth of 51.2 GB/s, plus ECC memory support for workstation reliability. PCIe connectivity includes Gen 4 with 20 lanes from the CPU. The processor launched in November 2020 with a launch MSRP of $799 and remains in active production.

Benchmark results demonstrate exceptional performance. The Cinebench R23 multicore score of 26017 and single-core score of 1614 show strong scaling from 16 cores. The 3DMark thread scaling from 944 (single-thread) to 11597 (max threads) reveals near-linear scaling through 8 threads and continued gains to 16 threads. Passmark results — multithread at 45424, floating point at 100280, integer at 185520, and data compression at 624347 — quantify the processor's compute density.

The CPU's 91st percentile rank among all CPUs places it within 1% of the Intel Core Ultra 5 235HX, AMD EPYC 8124P, Intel Core i9-13900F, and Intel Core i7-14700. This means the 5950X remains competitive with recent server and desktop parts despite being from the 5000 series. For workloads that leverage 16 cores — rendering, compilation, scientific computing — the CPU delivers near-flagship performance. The single-thread score of 3470 in Passmark also ensures responsiveness in lightly threaded tasks.

Build Overview

This desktop build pairs the AMD Ryzen 9 5950X CPU with the AMD Radeon RX 6400 GPU, creating a system classified as a desktop-class configuration with a combined percentile of 63. The CPU is a 16-core, 32-thread processor at the 91st percentile among all CPUs, while the GPU is an entry-level RDNA 2.0 part at the 35th percentile among all GPUs.

The system's overall tier is defined by this imbalance. In compute-heavy workloads, the build performs at the level of a high-end workstation, with Cinebench R23 multicore scores of 26017 and Passmark multithread scores of 45424. In graphics-intensive tasks, the build performs at the level of an entry-level gaming PC, with Passmark G3D scores of 7673 and 3DMark Steel Nomad scores of 176. The 63rd combined percentile reflects a system that excels at CPU-bound tasks but underperforms in GPU-bound scenarios.

This pairing is unusual in that the CPU's launch MSRP of $799 is five times the GPU's launch MSRP of 159 USD. The investment is clearly weighted toward processor capability, making this a compute-first system with graphics as an afterthought. Users who need CPU throughput and only basic display output will find the build appropriate; those expecting balanced gaming performance will be disappointed.

FAQ

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

A: The AMD Ryzen 9 5950X has 16 cores and 32 threads, based on the Zen 3 architecture with a base clock of 3.40 GHz and boost clock of 4.90 GHz.

Q: How much VRAM does the RX 6400 have?

A: The RX 6400 has 4 GB of GDDR6 memory on a 64-bit bus, providing a bandwidth of 128.0 GB/s.

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

A: The combined percentile is 63, with the CPU at the 91st percentile among all CPUs and the GPU at the 35th percentile among all GPUs.

Q: Does this system support ECC memory?

A: Yes, the Ryzen 9 5950X supports ECC memory, along with dual-channel DDR4 memory at 51.2 GB/s bandwidth.

Q: What is the GPU's ray tracing capability?

A: The RX 6400 includes 12 RT cores with RDNA 2.0 architecture, but its 3DMark Steel Nomad DX12 score of 176 indicates minimal ray tracing performance.

Q: How does the CPU compare to its nearest rivals?

A: The Ryzen 9 5950X has an average benchmark score of 51947, within 1% of the Intel Core Ultra 5 235HX (52073), AMD EPYC 8124P (52121), Intel Core i9-13900F (51730), and Intel Core i7-14700 (52301).

Q: What is the GPU's power requirement?

A: The RX 6400 has a TDP of 53 W with no power connectors, and the suggested PSU is 250 W.

Upgrade Path and Platform

The platform is built around AMD Socket AM4, which supports the Ryzen 9 5950X with PCIe Gen 4 (20 lanes from the CPU) and dual-channel DDR4 memory. The CPU's 105 W TDP and the GPU's 53 W TDP mean the system has modest power requirements; the suggested PSU of 250 W for the GPU indicates substantial headroom for upgrades.

The memory configuration is DDR4 dual-channel with 51.2 GB/s bandwidth, which is the maximum supported by the platform. ECC memory support adds reliability for workstation use. The PCIe Gen 4 interface from the CPU is current-generation, though the GPU uses a PCIe 4.0 x4 interface that limits its bandwidth compared to x16 slots.

The most sensible upgrade path is replacing the RX 6400 with a more powerful GPU. The CPU's 91st percentile ranking and benchmark scores — Cinebench R23 multicore of 26017, Geekbench multicore of 15233 — indicate it can drive significantly faster graphics hardware without becoming a bottleneck. The 250 W suggested PSU is low for modern GPUs, so a GPU upgrade would likely require a PSU upgrade as well.

Alternatively, users could upgrade the CPU within the AM4 platform, though the 5950X is already near the top of the stack. The 16-core, 32-thread configuration with a 4.90 GHz boost clock is among the best AM4 offers. The platform's DDR4 memory support is a limiting factor compared to newer DDR5 platforms, but the CPU's performance remains competitive, as shown by its proximity to the Intel Core i9-13900F and Core i7-14700 in average benchmark scores. The GPU is end-of-life, so an upgrade there is the most logical next step for improving system balance.