SYSTEM ANALYZER

Rate My PC: AMD Ryzen 5 8400F + NVIDIA GeForce RTX 4090 D

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

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
86%
VS
GPU
99%
PROCESSOR

AMD Ryzen 5 8400F

25,005 Benchmark Score
Top 14% Market Ranking
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GRAPHICS CARD

NVIDIA GeForce RTX 4090 D

178,050 Benchmark Score
Top 1% 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

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

# AMD Ryzen 5 8400F + NVIDIA GeForce RTX 4090 D

This pairing combines AMD's 6-core Zen 4 desktop processor with NVIDIA's flagship Ada Lovelace GPU, creating a desktop build that sits at the 88th percentile overall against all tracked CPU+GPU combinations. The CPU holds a 77th percentile position among all processors, while the GPU achieves a 98th percentile rank among all graphics cards, indicating a system where the graphics component substantially outperforms the processor in relative standing. Benchmark data shows the GPU's average score of 178050 is nearly seven times the CPU's average score of 25005, a disparity that shapes every workload analysis for this configuration.

Upgrade Path and Platform

The AMD Ryzen 5 8400F uses the AMD Socket AM5 platform, which provides access to the current generation of AMD desktop processors. The CPU supports DDR5 memory through a dual-channel interface with a memory bandwidth of 83.2 GB/s, and ECC memory is not supported. The processor provides PCIe Gen 4 with 20 lanes from the CPU, while the GPU connects via a PCIe 4.0 x16 interface, matching the CPU's available bandwidth without bottlenecking the graphics card's data path.

The CPU's thermal design power is 65 W, which is modest for a desktop processor. The GPU, however, has a TDP of 425 W, and the suggested power supply for this graphics card is 800 W. This means the platform's power delivery requirements are dominated entirely by the GPU; the CPU's 65 W draw is a minor fraction of the total system load. The GPU requires a single 16-pin power connector and occupies a triple-slot width, measuring 304 mm in length, 137 mm in height, and 61 mm in width, so case and power supply compatibility are the primary constraints for any build.

For a sensible next upgrade, the AM5 socket offers headroom to move to a higher-core-count Ryzen processor without changing the motherboard or memory. The 8400F's 6 cores and 12 threads are the platform's current ceiling in this configuration, but the socket itself supports the broader Ryzen 8000 series lineup. The DDR5 memory support and PCIe Gen 4 connectivity remain current, so a CPU swap would be the logical first step. The GPU is already end-of-life per production status, with the GeForce 50 series listed as its successor, so future upgrades would likely target that newer generation rather than another 40-series card.

Balance and Bottleneck

The performance gap between the two components is stark. The CPU's average benchmark score of 25005 places it at the 77th percentile, while the GPU's average score of 178050 places it at the 98th percentile. In combined percentile terms, the system reaches the 88th percentile, which is closer to the CPU's standing than the GPU's, indicating that the processor is the limiting factor in overall system performance.

The CPU's multithreaded scores show a clear scaling pattern. The 3DMark 16-thread test scores 6091, while the max-thread test scores 6165, and the single-thread test scores 951. The 2-thread score of 1874 and 4-thread score of 3563 demonstrate that performance scales nearly linearly with thread count up to the CPU's 12-thread limit. This means workloads that use all available threads will extract near-maximum throughput from the processor, but the absolute ceiling is set by the 6-core architecture.

For gaming, the GPU is almost certainly the dominant component in most scenarios, given its 98th percentile ranking versus the CPU's 77th. However, at lower resolutions or with less demanding graphics settings, the CPU's single-thread performance becomes the constraint. The 3DMark single-thread score of 951 and the Cinebench R23 single-core score of 2943 indicate capable but not exceptional per-core performance. The GPU's raw compute power, evidenced by its 73.54 TFLOPS FP32 throughput, would saturate at high frame rates in CPU-bound scenarios, meaning the 8400F would cap frame rates before the RTX 4090 D reaches its limit.

Benchmark Performance

The CPU's benchmark results span multiple test suites. In 3DMark, the processor scores 6091 in the 16-thread test, 1874 in the 2-thread test, 3563 in the 4-thread test, 5275 in the 8-thread test, 6165 in the max-thread test, and 951 in the single-thread test. Cinebench results show 2101 in R15 multicore, 296 in R15 single-core, 8757 in R20 multicore, 1236 in R20 single-core, 20851 in R23 multicore, and 2943 in R23 single-core. PassMark results include 288158 in data compression, 16646 in data encryption, 22175 in extended instructions, 89 in find prime numbers, 46217 in floating point math, 74021 in integer math, 24389 in multithread, 1332 in physics, 34604 in random string sorting, and 3685 in single-thread.

The CPU's average benchmark score of 25005 places it 0.2% ahead of the AMD Ryzen 5 7500F, 0.3% ahead of the Intel Core i7-11850H, and 0.4% ahead of the Intel Core i7-13620H, while trailing the AMD EPYC 9474F by 0.4%. These delta percentages are all within a fraction of a percent, indicating that the 8400F sits in a tightly clustered performance band where rival processors are effectively equivalent in aggregate throughput.

The GPU's benchmark scores are 8587 in 3DMark Steel Nomad DX12, 278621 in Geekbench OpenCL, and 246941 in Geekbench Vulkan, with an average score of 178050. Compared to its nearest rivals, the RTX 4090 D trails the NVIDIA RTX PRO 5000 Blackwell by 2.2%, the NVIDIA A100 SXM4 80 GB by 3.1%, the NVIDIA RTX 5000 Ada Generation by 3.6%, and the NVIDIA A100 SXM4 40 GB by 4.9%. These are modest deficits against professional-grade and datacenter-class GPUs, which underscores the 4090 D's position near the top of the consumer graphics hierarchy.

FAQ

Q: What socket does the AMD Ryzen 5 8400F use?

A: The processor uses AMD Socket AM5, which is the current desktop platform from AMD.

Q: Does the RTX 4090 D support DirectX 12 Ultimate?

A: Yes, the GPU supports DirectX 12 Ultimate (12_2), along with OpenGL 4.6 and Vulkan 1.4.

Q: What is the memory configuration of the RTX 4090 D?

A: The GPU has 24 GB of GDDR6X memory on a 384-bit bus, with a bandwidth of 1.01 TB/s and a memory clock of 1313 MHz (21 Gbps effective).

Q: How does the Ryzen 5 8400F compare to the Ryzen 5 7500F?

A: The 8400F has an average benchmark score of 25005, which is 0.2% higher than the Ryzen 5 7500F's average score of 24964.

Q: What is the TDP of each component?

A: The CPU has a TDP of 65 W, while the GPU has a TDP of 425 W, and the suggested power supply for the GPU is 800 W.

Q: Does the Ryzen 5 8400F have integrated graphics?

A: No, the processor lists integrated graphics as N/A, so a discrete GPU is required for display output.

Q: What is the production status of the RTX 4090 D?

A: The GPU is listed as end-of-life, with the GeForce 50 series as its successor.

GPU Analysis

The NVIDIA GeForce RTX 4090 D is built on the AD102 chip using Ada Lovelace architecture, fabricated on a 5 nm process at TSMC with 76,300 million transistors on a 609 mm² die. The GPU operates at a base clock of 2280 MHz and a boost clock of 2520 MHz, with memory running at 1313 MHz for 21 Gbps effective speed. The memory subsystem consists of 24 GB of GDDR6X on a 384-bit bus, delivering 1.01 TB/s of bandwidth.

The GPU's compute resources are substantial: 14592 shading units, 456 texture mapping units, 176 render output units, 114 ray tracing cores, and 456 tensor cores. These translate to a pixel rate of 443.5 GPixel/s, a texture rate of 1,149.1 GTexel/s, and FP32 throughput of 73.54 TFLOPS, with FP16 at the same 73.54 TFLOPS (1:1 ratio). The tensor cores and RT cores position this GPU for both traditional rasterization and accelerated ray tracing workloads, while the 24 GB VRAM capacity supports large datasets and high-resolution textures.

In benchmark terms, the GPU scores 8587 in 3DMark Steel Nomad DX12, 278621 in Geekbench OpenCL, and 246941 in Geekbench Vulkan. The average score of 178050 places it at the 98th percentile of all GPUs. The nearest rivals are all professional or datacenter cards: the RTX PRO 5000 Blackwell (2.2% higher), A100 SXM4 80 GB (3.1% higher), RTX 5000 Ada Generation (3.6% higher), and A100 SXM4 40 GB (4.9% higher). This indicates the 4090 D performs at a level comparable to workstation and server GPUs, though it trails them slightly in aggregate benchmarks.

For rendering workloads, the FP32 throughput of 73.54 TFLOPS and the 1.01 TB/s memory bandwidth suggest strong performance in GPU-accelerated rendering and compute tasks. The 24 GB VRAM is particularly relevant for large scenes or models that exceed the capacity of smaller GPUs. The ray tracing cores and tensor cores provide dedicated hardware for ray-traced rendering and AI-accelerated features, respectively.

Gaming Performance

No measured FPS data exists for this exact CPU+GPU combination, so all frame rate discussions are estimates derived from the benchmark scores rather than direct measurements. The GPU's 98th percentile ranking and the CPU's 77th percentile ranking provide the basis for these estimates.

At 1080p resolution with ultra settings, the CPU's single-thread performance (3DMark single-thread score of 951, Cinebench R23 single-core of 2943) would likely be the limiting factor in many titles, as high frame rates require strong per-core performance. The GPU's raw throughput would exceed what the CPU can feed in CPU-bound scenarios, potentially causing frame rate plateaus.

At 1440p and 4K resolutions, the GPU becomes the dominant factor, and the RTX 4090 D's 98th percentile standing suggests it would deliver very high frame rates at these resolutions in most titles. The 24 GB VRAM and 1.01 TB/s bandwidth provide ample headroom for high-resolution textures and demanding graphics settings. The GPU's 73.54 TFLOPS FP32 throughput supports heavy shading workloads, while the 114 RT cores enable ray-traced effects without the severe performance penalties seen on older architectures.

The CPU's 6 cores and 12 threads are sufficient for modern game engines, but the 8400F's average benchmark score of 25005, which is only 0.2% ahead of the Ryzen 5 7500F and 0.4% ahead of the Intel Core i7-13620H, suggests it sits in the mid-range of gaming processors. For competitive titles that favor high frame rates, the CPU would likely cap performance below what the GPU could otherwise deliver. For visually demanding single-player games at high resolutions, the GPU's dominance would shine through.

Who Should Build It

This system targets users who prioritize graphics performance above all else and run workloads that scale with GPU compute. Gamers playing at 1440p or 4K resolutions with ultra settings would benefit most from the RTX 4090 D's 98th percentile GPU ranking, as the GPU's massive compute and memory resources are fully utilized at those resolutions. The CPU's 77th percentile standing is adequate for these scenarios, since higher resolutions shift the bottleneck to the GPU.

Content creators working with GPU-accelerated rendering, video editing, or 3D modeling would find the 24 GB VRAM and 73.54 TFLOPS FP32 throughput valuable for large projects. The GPU's tensor cores support AI-accelerated workflows, and the 456 tensor cores provide dedicated hardware for such tasks. The CPU's PassMark data compression score of 288158 and data encryption score of 16646 indicate solid throughput for file compression and encryption workloads.

Software developers working on GPU compute, machine learning, or graphics programming would benefit from the CUDA-compatible architecture and the substantial VRAM capacity. Students in computer science or digital media programs would have access to a high-end GPU for coursework, though the CPU's mid-range standing means CPU-bound compilation or simulation tasks would not be exceptional. Small business workstations requiring GPU acceleration for design, visualization, or data processing would perform well, provided the software leverages the GPU rather than relying on CPU performance.

Build Overview

This desktop build pairs the AMD Ryzen 5 8400F with the NVIDIA GeForce RTX 4090 D, creating a system with a combined percentile of 88. The CPU is a 6-core, 12-thread Zen 4 processor (Phoenix codename) fabricated on a 4 nm process at TSMC, while the GPU is an Ada Lovelace architecture card on a 5 nm process, also at TSMC. The CPU has a TDP of 65 W and the GPU has a TDP of 425 W, with a suggested power supply of 800 W.

The system's overall tier is defined by the GPU's 98th percentile position, which places it among the top 2% of all graphics cards, while the CPU's 77th percentile places it in the upper quarter of processors. The combined 88th percentile reflects a configuration where the GPU is the standout component and the CPU is adequate but not exceptional. This is a graphics-first build, suited for scenarios where GPU compute and rendering performance are the primary requirements.

CPU Analysis

The AMD Ryzen 5 8400F is a 6-core, 12-thread processor from the 8000 series, built on the Zen 4 architecture with the Phoenix codename. It is fabricated on a 4 nm process at TSMC, with 25,000 million transistors on a 178 mm² die. The base clock is 4.20 GHz with a boost clock of 4.70 GHz, and the multiplier is unlocked for overclocking. The cache hierarchy includes 64 KB of L1 per core, 1 MB of L2 per core, and 16 MB of shared L3 cache.

In benchmark terms, the CPU shows strong scaling from 2 threads (1874 in 3DMark) to 16 threads (6091), with the max-thread score of 6165 indicating that the 12-thread configuration is nearly fully utilized. The Cinebench R23 multicore score of 20851 and single-core score of 2943 reflect a processor that handles both multithreaded and single-threaded workloads competently. PassMark results show 24389 in multithread and 3685 in single-thread, with specific workloads like integer math at 74021 and floating point math at 46217.

The CPU's average benchmark score of 25005 places it at the 77th percentile, with nearest rivals all within 0.4% in either direction. The AMD Ryzen 5 7500F scores 24964 (0.2% behind), the Intel Core i7-11850H scores 24935 (0.3% behind), the Intel Core i7-13620H scores 24911 (0.4% behind), and the AMD EPYC 9474F scores 25103 (0.4% ahead). This tight clustering means the 8400F offers no meaningful performance advantage over these alternatives in aggregate benchmarks, but it does provide the AM5 platform and DDR5 memory support as distinguishing features.

For real workloads, the CPU's 6 cores are well-suited to gaming and general productivity, while the 12 threads handle multitasking and lightly threaded content creation. The 65 W TDP keeps power draw modest, which is beneficial for system thermals and electricity costs, though the GPU's 425 W TDP dominates overall system power. The absence of integrated graphics means a discrete GPU is mandatory, which is already accounted for in this build.

Usage Scenarios

High-refresh gaming: The RTX 4090 D's 98th percentile GPU ranking suggests it can drive very high frame rates at 1440p and 4K, but the CPU's 77th percentile standing may limit performance at lower resolutions where the processor becomes the bottleneck. The GPU's 3DMark Steel Nomad score of 8587 indicates strong DirectX 12 performance, while the CPU's 3DMark single-thread score of 951 sets a ceiling for CPU-bound scenarios.

Streaming: The CPU's 12 threads provide headroom for encoding and streaming workloads alongside gaming, with PassMark multithread score of 24389 indicating solid parallel throughput. The GPU's tensor cores and NVENC-capable architecture (implied by the 456 tensor cores) support hardware-accelerated encoding, offloading this work from the CPU.

Video editing: The GPU's 24 GB VRAM and 1.01 TB/s bandwidth are well-suited for high-resolution video timelines and effects. The CPU's Cinebench R23 multicore score of 20851 handles export and rendering tasks, though it is not a top-tier processor for these workloads.

3D rendering: The GPU's 73.54 TFLOPS FP32 throughput and 114 RT cores provide substantial rendering power, with the 3DMark Steel Nomad score of 8587 indicating strong DirectX 12 rendering performance. The 24 GB VRAM accommodates large scenes, and the GPU's 98th percentile standing places it near the top of consumer rendering hardware.

Software development: The CPU's 6 cores and 12 threads handle compilation and build tasks, with PassMark integer math at 74021 and data compression at 288158. The GPU's compute capabilities support parallel processing and CUDA-based workloads, though the CPU's mid-range standing means CPU-bound development tasks will not be exceptional.

Student and office work: The CPU's single-thread performance (Cinebench R23 single-core of 2943, PassMark single-thread of 3685) is more than adequate for office applications and web browsing. The GPU is overkill for these tasks, but the system would handle any GPU-accelerated student projects without difficulty.