Radeon RX 6800 XT VS Radeon RX 7900 XT
We are comparing the Radeon RX 6800 XT (AMD) with the Radeon RX 7900 XT (AMD). Scroll down to the pros and cons of each graphics card, in-depth specs, and gaming benchmarks.
Last Updated: September 1, 2026
Overall Comparison
KEY DIFFERENCES OF Radeon RX 6800 XT AND Radeon RX 7900 XT
Here’s how Radeon RX 6800 XT and Radeon RX 7900 XT stack up against each other in their most impactful areas.
Why Radeon RX 7900 XT is the best choice:
-
29% higher 4K Ultra FPS (84 vs 65)
-
28% higher 1440p Ultra FPS (143 vs 112)
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24% higher 1080p Ultra FPS (184 vs 148)
-
6% higher Boost Clock (2394 MHz vs 2250 MHz)
-
40% higher 3DMark Time Spy score (27038 vs 19364)
SPECIFICATION TABLE COMPARISON OF Radeon RX 6800 XT AND Radeon RX 7900 XT
Below is the detailed specification table comparing Radeon RX 6800 XT and Radeon RX 7900 XT.
Note: Highlighted specs mean that GPU wins that spec row.
If neither side is highlighted, it is a tie or there is not enough data for both specs.
| Specification | Radeon RX 6800 XT | Radeon RX 7900 XT |
|---|---|---|
|
General Info
|
||
| GPU Name: | Radeon RX 6800 XT | Radeon RX 7900 XT |
| GPU Type: | Discrete | Discrete |
| Codename: | Navi 21 | Navi 31 |
| Vendor: | AMD | AMD |
| Foundry: | TSMC | TSMC |
| Architecture: | RDNA 2.0 | RDNA 3.0 |
| Generation: | Navi II (RX 6000) | Navi III (RX 7000) |
| Release Date: | October 28, 2020 | November 3, 2022 |
|
Board Design
|
||
| Bus Interface: | PCIe 4.0 x16 | PCIe 4.0 x16 |
| PCIe Version: | 4.0 | 4.0 |
| PCIe Lanes: | x16 | x16 |
| Process Size: | 7 nm | 5 nm |
| Transistors: | 26.8 billion | 57 billion |
| Density: | 51.5 MTr/mm² | 107.75 MTr/mm² |
| Die Size: | 520 mm² | 529 |
| Board Length: | 267 mm | 276 mm |
| Board Width: | 50 mm | 51 mm |
| Board Height: | 120 mm | 110 mm |
| Total Graphics Power (TGP): | 300 W | 300 W |
|
Graphics Processor
|
||
| Compute Units: | 72 | 84 |
| Shading Units: | 4608 | 5376 |
| Texture Mapping Units (TMUs): | 288 | 336 |
| Render Output Units (ROPs): | 128 | 192 |
| Tensor Cores: | — | 168 |
| Ray Tracing Cores: | 72 | 84 |
| Base Clock: | 1825 MHz | 1387 |
| Boost Clock: | 2250 MHz | 2394 |
| L1 Cache: | 128 KB per Array | 256 KB per Array |
| L2 Cache: | 4 MB | 6 MB |
| L3 Cache: | 128 MB | 80 MB |
|
Raw Performance
|
||
| Pixel Fill Rate: | 288.0 GPixel/s | 459.6 GPixel/s |
| Texture Fill Rate: | 648.0 GTexel/s | 804.4 GTexel/s |
| FP32 Performance: | 20.74 TFLOPs | 51.48 TFLOPs |
|
Memory
|
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| Memory Type: | GDDR6 | GDDR6 |
| Memory Size: | 16 GB | 20 GB |
| Memory Bus Width: | 256-bit | 320-bit |
| Memory Clock: | 2000 MHz | 2500 |
| Effective Memory Speed: | 16000 Mbps | 20000 |
| Bandwidth: | 512.0 GB/s | 800 |
|
APIs
|
||
| DirectX: | 12.2 | 12 |
| Vulkan: | 1.4 | 1.3 |
| OpenGL: | 4.6 | 4.6 |
| OpenCL: | 2.1 | 2.2 |
| CUDA: | No | — |
| Ray Tracing: | Yes | Yes |
| DLSS: | No | No |
| DisplayPort: | 1.4a | 2.1 |
| HDMI: | 2.1 | 2.1a |
|
Gaming FPS
|
||
| 1080p Ultra (FPS): | 148 | 184 |
| 1440p Ultra (FPS): | 112 | 143 |
| 4K Ultra (FPS): | 65 | 84 |
|
Benchmarks
|
||
|
3D Mark
|
||
| Steel Nomad Lite | 17598 | 24655 |
| Time Spy | 19364 | 27038 |
| Solar Bay | 78663 | 104571 |
| Port Royal | 9707 | 14335 |
| Fire Strike | 53017 | 67253 |
| Wild Life Extreme | 35605 | 48015 |
| Night Raid | 155402 | 176025 |
|
GeekBench 6 OpenCL
|
||
| Compute Score | 138858 | 203754 |
| Background Blur | 335.7 | 419.8 |
| Face Detection | 221.1 | 240.5 |
| Horizon Detection | 6.16 | 8.72 |
| Edge Detection | 8.96 | 12 |
| Gaussian Blur | 7.44 | 9.88 |
| Feature Matching | 1.31 | 1.71 |
| Stereo Matching | 263 | 701.7 |
| Particle Physics | 14755 | 26631.4 |
|
Passmark Graphics
|
||
| G3D Mark | 25009 | 28967 |
| G2D Mark | 1040 | 1239 |
| DirectX 11 | 265 | 340 |
| DirectX 12 | 99 | 110 |
| GPU Compute | 13150 | 16822 |
|
GFXBench 5
|
||
| Aztec Ruins High (4K) | 264.20 | 323.20 |
| Aztec Ruins Normal | 1271.60 | 1689.50 |
| Car Chase | 1173.90 | 1525.60 |
| Manhattan 3.1.1 (1440p) | 1067.60 | 1206.50 |
| T-Rex | 4050.10 | 5517.00 |
| Tessellation | 3567.00 | 6975.10 |
| ALU 2 | 5306.30 | 8007.70 |
| Driver Overhead 2 | 278.90 | 340.00 |
| API | OpenGL | OpenGL |
| OS | Windows | Windows |
|
Blender (Rendering)
|
||
| Blender Score | 2420 | 3538 |
|
GeekBench 6 ML
|
||
| Single Precision | 30220 | 39099 |
| Half Precision | 30423 | 47298 |
| Quantized | 22583 | 30875 |
| Image Classification | 11942 | 16951 |
| Image Segmentation | 7603 | 23234 |
| Image Super Resolution | 30511 | 41128 |
| Face Detection | 42862 | 67615 |
| Pose Estimation | 160019 | 237026 |
| Text Classification | 4247 | 4961 |
| Machine Translation | 6279 | 7043 |
| Object Detection | 13910 | 18737 |
| Depth Estimation | 51794 | 67746 |
| Style Transfer | 324124 | 457919 |
| Framework | ONNX | ONNX |
| Backend | DirectML | DirectML |
|
FurMark
|
||
| 1080p Vulkan | 14324 | 17684 |
| 1440p Vulkan | 9707 | 12159 |
| 2160p Vulkan | 5054 | 5978 |
| 1080p OpenGL | 15474 | 17865 |
| 1440p OpenGL | 10583 | 12782 |
| 2160p OpenGL | 5403 | 6711 |
Tip: ▲ indicates a higher-is-better spec advantage, while ▼ indicates a lower-is-better advantage.
PERFORMANCE CHART COMPARISON OF Radeon RX 6800 XT AND Radeon RX 7900 XT
The charts below visualize how Radeon RX 6800 XT and Radeon RX 7900 XT stack up in key performance metrics.
Radar Chart Comparison
Bullet Chart Comparison
Release Timeline of Radeon RX 6800 XT and Radeon RX 7900 XT
Radeon RX 6800 XT was released 2 years, 6 days earlier than Radeon RX 7900 XT.
Value For Money Calculator
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Domain Score Summary
Scores are generated by Comparigon's scoring algorithm and are intended as a high-level guide. They may not map 1-to-1 with the individual spec-by-spec comparisons shown in the table.
Our Verdict
In conclusion, the Radeon RX 7900 XT dominates overall compared to the Radeon RX 6800 XT. It comes out ahead across every comparable key area.
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Disclaimer: Specs, pricing, and benchmarks are sourced from official manufacturer data and verified test results. While we strive for precision, product details and pricing may change. Comparigon may earn an affiliate commission on qualifying purchases.