SYSTEM ANALYZER

Rate My PC: AMD Ryzen 9 7900 + AMD Radeon RX 6800 XT

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

95 / 100
ULTIMATE READY

Apex Performer

Top 5% 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
94%
VS
GPU
96%
PROCESSOR

AMD Ryzen 9 7900

49,228 Benchmark Score
Top 6% Market Ranking
View Full Specs →
GRAPHICS CARD

AMD Radeon RX 6800 XT

48,477 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

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 AMD Ryzen 9 7900 and AMD Radeon RX 6800 XT form a high-end desktop pairing that combines a 12-core Zen 4 processor with a flagship RDNA 2 graphics card. The CPU holds the 90th percentile among all processors, while the GPU sits at the 85th percentile among all graphics cards, placing this build firmly in the upper tier of desktop performance. Benchmark data indicates a balanced configuration where the processor’s strong multi-threaded throughput complements the graphics card’s substantial rasterization power, though the absence of measured frame rate data means gaming expectations must be derived from synthetic scores.

FAQ

Q: What are the core and thread counts of the AMD Ryzen 9 7900?

A: The AMD Ryzen 9 7900 features 12 cores and 24 threads, based on the Zen 4 architecture with a 5 nm process node.

Q: What is the memory capacity and bandwidth of the Radeon RX 6800 XT?

A: The Radeon RX 6800 XT comes with 16 GB of GDDR6 memory on a 256-bit bus, providing a bandwidth of 512.0 GB/s.

Q: How does the Ryzen 9 7900 compare to its nearest rival, the Intel Core i5-14600KF?

A: The Ryzen 9 7900 has an average benchmark score of 49228, which is 0.3% lower than the Intel Core i5-14600KF’s score of 49394.

Q: What is the socket and memory type for the Ryzen 9 7900?

A: The processor uses the AMD Socket AM5 and supports dual-channel DDR5 memory with ECC capability.

Q: What is the power consumption of the Radeon RX 6800 XT and what PSU is suggested?

A: The Radeon RX 6800 XT has a TDP of 300 W, and the suggested power supply unit is 700 W.

Q: What is the single-threaded performance of the Ryzen 9 7900 in Geekbench?

A: The Ryzen 9 7900 scores 2495 in Geekbench single-core testing and 17726 in multi-core testing.

Q: What are the ray tracing capabilities of the RX 6800 XT?

A: The RX 6800 XT is equipped with 72 ray accelerators (RT cores) and supports DirectX 12 Ultimate.

Benchmark Performance

The Ryzen 9 7900 delivers a strong multi-threaded showing, with a Cinebench R23 multi-core score of 24776 and a Geekbench multi-core score of 17726. Its 3DMark max-threads score of 10953 reinforces the processor’s ability to handle heavily threaded workloads, while the single-thread score of 1069 in 3DMark indicates solid per-core capability. The Passmark multi-thread score of 48347 places the CPU in the 90th percentile overall, with an average benchmark score of 49228 that puts it within 0.1% of the AMD Ryzen 7 PRO 5755G and 0.5% ahead of the Intel Core Ultra 5 245. This data suggests the Ryzen 9 7900 is a top-tier processor for productivity and rendering tasks, though it trails the Intel Core i5-14600KF by a marginal 0.3%.

The Radeon RX 6800 XT posts a Passmark G3D score of 24980, which places it in the 85th percentile among all GPUs with an average score of 48477. Its 3DMark Steel Nomad DX12 score of 3689 indicates capable modern API performance, while the Geekbench OpenCL score of 171304 and Vulkan score of 136875 show strong compute throughput. The GPU sits 1.5% ahead of the NVIDIA RTX A1000 Mobile but 2.5% behind the Intel Arc A550M, and it trails the NVIDIA GeForce RTX 5070 Ti by 3%. The combined percentile for this CPU-GPU pairing is 88, indicating that the system as a whole performs better than the individual component percentiles might suggest, likely due to complementary strengths in different workload types.

Usage Scenarios

For high-refresh gaming, the RX 6800 XT’s 16 GB of VRAM and 512.0 GB/s bandwidth provide ample headroom for large textures, while the Ryzen 9 7900’s single-thread score of 1069 in 3DMark ensures the CPU can feed frames efficiently. The GPU’s 288.0 GPixel/s pixel rate and 648.0 GTexel/s texture rate support high-resolution rendering, but without measured FPS data, exact refresh rates remain estimates based on the 85th percentile GPU ranking.

Streaming and content creation benefit from the CPU’s 12 cores and 24 threads, with the Passmark data encryption score of 34708 and data compression score of 577847 indicating strong encoding and archival performance. The multi-threaded Geekbench score of 17726 suggests the processor can handle simultaneous game encoding and broadcast tasks without significant frame drops, though the GPU’s lack of dedicated tensor cores means reliance on CPU-based encoding.

Video editing workloads will leverage the Cinebench R23 multi-core score of 24776 and the Passmark floating point math score of 97943, which indicate robust number-crunching for effects and timeline rendering. The 64 MB shared L3 cache helps keep frequently accessed data close to the cores, while the 83.2 GB/s memory bandwidth supports high-bitrate footage playback.

3D rendering is a strong suit for this pairing, as the CPU’s 90th percentile ranking and the GPU’s 20.74 TFLOPS FP32 performance combine to accelerate both CPU-based and GPU-accelerated renderers. The RX 6800 XT’s 4608 shading units provide substantial parallel compute, and the CPU’s Passmark integer math score of 164075 handles geometry and scene graph operations effectively.

Software development sees benefits from the CPU’s fast single-thread score of 4130 in Passmark and the 3DMark 2-thread score of 2067, which improve compilation times for single-threaded build steps. The 24 threads and high multi-core scores allow for parallel builds across multiple projects, while the 24 PCIe Gen 5 lanes offer fast storage connectivity for large codebases.

Student and office work is handled with ease, as the Ryzen 9 7900’s integrated Radeon Graphics provide a fallback display output, and the CPU’s Passmark single-thread score of 4130 ensures responsive application usage. The 65 W TDP of the CPU keeps power consumption low during everyday tasks, and the system’s high percentile ranking means it will not struggle with spreadsheet, browser, or document workloads.

Upgrade Path and Platform

The Ryzen 9 7900 uses the AMD Socket AM5, which provides a modern foundation for future processor upgrades within the same platform. Memory support includes dual-channel DDR5 with ECC functionality, and the CPU offers 24 PCIe Gen 5 lanes, enabling high-speed NVMe storage and expansion cards. The platform’s 65 W TDP for the CPU leaves thermal headroom, though the GPU’s 300 W TDP necessitates a suggested 700 W power supply, which should accommodate most single-GPU configurations.

The RX 6800 XT connects via PCIe 4.0 x16 and uses two 8-pin power connectors, fitting a dual-slot design that is 267 mm long. Upgrading the GPU to a newer model would require checking power supply headroom, as the suggested 700 W PSU may need to be increased for higher-TDP cards. The CPU’s unlocked multiplier allows for overclocking, and the 5.40 GHz boost clock provides performance headroom for those seeking to extend the processor’s life.

A sensible next upgrade would be to increase memory capacity or speed, as the dual-channel DDR5 bus supports bandwidth up to 83.2 GB/s, which may become a bottleneck with faster GPUs. The platform’s AM5 socket ensures that future Ryzen processors will be compatible with a BIOS update, making the motherboard a long-term investment. The CPU’s 13,140 million transistors and 2x 71 mm² die size indicate a mature design that should remain relevant for several more generations.

Gaming Performance

No measured FPS rows exist for this exact CPU-GPU combination, as the data pack contains no measuredFps entries for the Ryzen 9 7900 with the RX 6800 XT. All frame rate expectations are therefore estimates derived from the benchmark scores and percentile positions. The GPU’s 85th percentile ranking and the CPU’s 90th percentile ranking suggest that the system is well-suited for high-refresh gaming at 1440p, with the 16 GB VRAM providing capacity for ultra-texture packs at higher resolutions.

At 4K resolution, the RX 6800 XT’s 512.0 GB/s bandwidth and 288.0 GPixel/s fill rate indicate the ability to sustain high frame rates in less demanding titles, though the 20.74 TFLOPS FP32 performance may limit ultra settings in newer AAA games. The CPU’s single-thread scores, including a 3DMark single-thread score of 1069, ensure that the processor will not bottleneck the GPU in most gaming scenarios. For esports titles, the high boost clock of 5.40 GHz and 3DMark 2-thread score of 2067 suggest frame rates well above 144 Hz, though these are estimates.

The lack of measured FPS data means that comparisons to specific games cannot be made with certainty, but the combined percentile of 88 supports a conclusion that the system is capable of high-refresh gaming. The GPU’s 72 RT cores provide ray tracing support, though the RDNA 2 architecture’s ray tracing performance is generally behind NVIDIA’s competing offerings, which may impact frame rates in RT-heavy titles. Overall, the pairing is expected to deliver smooth gameplay at 1440p and playable performance at 4K, with adjustments to settings as needed.

Who Should Build It

This system targets gamers seeking high-resolution performance, with the RX 6800 XT’s 85th percentile ranking and 16 GB of VRAM supporting 1440p and 4K gaming. The CPU’s 90th percentile ranking ensures that processor-intensive titles like simulation games or strategy games will run smoothly, while the 12 cores provide headroom for background tasks during gaming sessions.

Content creators working with video editing or 3D rendering will benefit from the combination of the CPU’s Cinebench R23 multi-core score of 24776 and the GPU’s compute capabilities. The Passmark GPU compute score of 13245 indicates the GPU can accelerate rendering workloads, while the CPU’s 24 threads handle multi-tasking between creative applications.

Software developers will appreciate the fast compilation times enabled by the CPU’s high single-thread scores and the platform’s PCIe Gen 5 support for fast SSDs. The 24 PCIe lanes allow for multiple NVMe drives or high-speed peripherals, and the ECC memory support provides stability for long-running build processes.

Students and small business workstations will find the system overkill for basic tasks, but the 65 W CPU TDP and integrated graphics offer energy efficiency during idle periods. The high average benchmark score of 49228 means the system will remain responsive for years, making it a future-proof investment for academic or professional use.

CPU Analysis

The AMD Ryzen 9 7900 is a 12-core, 24-thread processor built on the Zen 4 architecture with a 5 nm process at TSMC, codenamed Raphael. It has a base clock of 3.70 GHz and a boost clock of 5.40 GHz, with a 65 W TDP that is remarkably low for a 12-core part. The CPU features 64 KB of L1 cache per core, 1 MB of L2 cache per core, and 64 MB of shared L3 cache, totaling 13,140 million transistors on a 2x 71 mm² die.

The benchmark scores reveal a processor that excels in both single-threaded and multi-threaded workloads. The Cinebench R23 single-core score of 1966 and Geekbench single-core score of 2495 show strong per-core performance, while the multi-core scores of 24776 and 17726 respectively indicate excellent scalability across the 12 cores. The Passmark data shows a balanced profile: integer math at 164075, floating point math at 97943, and extended instructions at 42253, suggesting the CPU handles a wide range of computational tasks efficiently.

The 3DMark scores provide insight into thread scaling, with the 2-thread score of 2067 scaling to 3994 at 4 threads, 7454 at 8 threads, and 10953 at max threads. This scaling is not perfectly linear, indicating some diminishing returns beyond 8 threads, but the max-threads score shows the CPU can fully utilize all 24 threads when needed. The processor’s 90th percentile ranking among all CPUs places it in the top decile, with an average score of 49228 that is competitive with the Intel Core i5-14600KF and Intel Core Ultra 5 245.

Build Overview

This is a desktop-class build combining the AMD Ryzen 9 7900 with the AMD Radeon RX 6800 XT, representing a high-end configuration from the 7000 series and RX 6000 series respectively. The combined percentile of 88 indicates that this pairing outperforms 88% of all tested configurations, placing it in the upper tier of desktop systems. The CPU’s 90th percentile and GPU’s 85th percentile are close, suggesting a well-balanced system where neither component dramatically outclasses the other.

The Ryzen 9 7900 was released on January 13, 2023, with a launch MSRP of $429, while the RX 6800 XT was released on October 27, 2020, with a launch MSRP of $649 USD. The CPU is still in active production, while the GPU is end-of-life, which may affect availability but not performance. The build uses the AM5 platform with DDR5 memory, ensuring modern memory bandwidth and upgrade potential, and the GPU’s PCIe 4.0 x16 interface is fully supported by the CPU’s 24 PCIe Gen 5 lanes.

The overall tier of this build is high-end, with the CPU’s 90th percentile and GPU’s 85th percentile placing it well above average for gaming and productivity. The 88th combined percentile is a strong indicator that this system can handle demanding workloads with ease, and the 12-core CPU provides future-proofing for increasingly multi-threaded applications.

Balance and Bottleneck

The balance between the Ryzen 9 7900 and RX 6800 XT is close, with the CPU at the 90th percentile and GPU at the 85th percentile, indicating that neither component is significantly stronger than the other. In CPU-intensive workloads like 3D rendering or video encoding, the processor’s higher percentile means it will be the stronger performer, while the GPU’s lower percentile suggests it may be the limiting factor in graphics-heavy tasks. The CPU’s Passmark multi-thread score of 48347 versus the GPU’s Passmark G3D score of 24980 shows that the CPU excels in general processing, but the GPU is specifically designed for graphics.

In gaming, the bottleneck is more nuanced, as the CPU’s single-thread performance (3DMark single-thread score of 1069) is sufficient to feed the GPU in most scenarios, but the GPU’s 85th percentile may limit frame rates at higher resolutions. The GPU’s 16 GB VRAM and 512.0 GB/s bandwidth provide ample memory bandwidth, but the 20.74 TFLOPS FP32 performance may be a constraint at 4K ultra settings. The CPU’s 65 W TDP versus the GPU’s 300 W TDP suggests that the GPU will generate more heat and consume more power, potentially making it the thermal bottleneck in compact cases.

The FPS scaling is not measurable without data, but the percentile difference of 5 points suggests that the CPU will not bottleneck the GPU in most games. However, in CPU-bound titles like strategy games, the CPU’s higher percentile may lead to better frame times, while in GPU-bound titles, the GPU will determine maximum frame rates. The combined percentile of 88 indicates that the system is well-balanced overall, with no single component dragging down performance significantly.

GPU Analysis

The AMD Radeon RX 6800 XT is based on the Navi 21 chip with the RDNA 2.0 architecture, built on a 7 nm process at TSMC. It features 4608 shading units, 288 texture mapping units, and 128 raster operation units, along with 72 ray accelerators for hardware-accelerated ray tracing. The GPU has 16 GB of GDDR6 memory on a 256-bit bus, providing 512.0 GB/s of bandwidth, with a memory clock of 2000 MHz (16 Gbps effective).

The clock speeds are a base of 1825 MHz, a game clock of 2015 MHz, and a boost clock of 2250 MHz, delivering a pixel rate of 288.0 GPixel/s and a texture rate of 648.0 GTexel/s. The FP32 performance is 20.74 TFLOPS, with FP16 at 41.47 TFLOPS (2:1 ratio). The GPU is a dual-slot card measuring 267 mm in length, 120 mm in height, and 50 mm in width, requiring two 8-pin power connectors and a suggested 700 W power supply.

Benchmark results show the GPU’s DirectX 12 performance is solid, with a 3DMark Steel Nomad score of 3689 and a Passmark DirectX 12 score of 100. The compute capabilities are strong, as evidenced by the Geekbench OpenCL score of 171304 and Vulkan score of 136875, while the Passmark GPU compute score of 13245 reinforces this. The GPU’s percentile ranking of 85 places it in the upper tier, with an average score of 48477 that is 1.5% ahead of the NVIDIA RTX A1000 Mobile but 3% behind the NVIDIA GeForce RTX 5070 Ti.

For rendering, the 4608 shading units and 20.74 TFLOPS FP32 performance provide substantial compute power for GPU-accelerated renderers, while the 16 GB VRAM ensures large scenes can fit in memory. The 72 RT cores enable ray-traced effects, though the RDNA 2 architecture’s ray tracing performance may not match newer NVIDIA offerings. The GPU’s display outputs include 1x HDMI 2.1, 2x DisplayPort 1.4a, and 1x USB Type-C, supporting modern monitors and VR headsets.