AMD Radeon RX 7900 XT VS AMD Radeon RX 6800 XT
amd
Brand20GB GDDR6
Memory5376
Cores800 GB/s
BandwidthRadeon RX 7900 XT
VS
amd
Brand16GB GDDR6
Memory4608
Cores512 GB/s
BandwidthRadeon RX 6800 XT
AMD Radeon RX 7900 XT
20GB GDDR6 300W $580.61 Nov 2022
Radeon RX 7900 XT
$899 • Nov 2022
VS
Radeon RX 6800 XT
$649 • Oct 2020
AMD Radeon RX 6800 XT
16GB GDDR6 300W N/A Oct 2020
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Specs Comparison
| Specification | AMD Radeon RX 7900 XT | AMD Radeon RX 6800 XT |
|---|---|---|
| Memory Size | 20 GB | 16 GB |
| Memory Type | GDDR6 | GDDR6 |
| TDP | 300 W | 300 W |
| Core Clock | N/A | N/A |
| Boost Clock | 2394 MHz | 2250 MHz |
| Memory Bandwidth | 800 GB/s | 512 GB/s |
| Process Size | 5nm | 7nm |
| Architecture | RDNA 3.0 | RDNA 2.0 |
| Shading Units | 5376 | 4608 |
| RT Cores | 84 | 72 |
| TMUs | 336 | 288 |
| ROPs | 192 | 128 |
| Memory Bus | 320-bit | 256-bit |
| Memory Clock | 2500 MHz | 2000 MHz |
| Pixel Rate | 459.6 GPixel/s | 288 GPixel/s |
| Texture Rate | 800 GTexel/s | 512 GTexel/s |
| FP32 Performance | 51.48 GFLOPS | 20.74 GFLOPS |
| L2 Cache | 6.00 MB | 4.00 MB |
| Die Size | 529 mm² | 520 mm² |
| Transistors | 57700 Million | 26800 Million |
| Required PSU | 700 W | 700 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Bus Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| DirectX | 12.2 | 12.2 |
| Vulkan | 1.3 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Foundry | TSMC | TSMC |
Comparison in Synthetic Benchmarks
3DMark Time Spy
Synthetic DirectX 12 benchmark that measures GPU performance in gaming workloads
Graphics Score
24671 (+40%)
AMD Radeon RX 7900 XT
17608
AMD Radeon RX 6800 XT
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
203754 (+47%)
AMD Radeon RX 7900 XT
138858
AMD Radeon RX 6800 XT
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
323.2 FPS (+22%)
AMD Radeon RX 7900 XT
264.2 FPS
AMD Radeon RX 6800 XT
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
28872 (+16%)
AMD Radeon RX 7900 XT
24994
AMD Radeon RX 6800 XT
Game Benchmarks Comparison (506 benchmarks)
Avatar: Frontiers of Pandora From The Ashes
7.6 2025 • Action, Adventure Massive Entertainment – A Ubisoft Studio, Ubisoft Montpellier, Ubisoft Shanghai, Ubisoft Toronto, Ubisoft Düsseldorf, Ubisoft Reflections
1080p
| high
Radeon RX 7900 XT (+36%)
AVG 79 FPS
MIN 67 FPS
Radeon RX 6800 XT
AVG 58 FPS
MIN 51 FPS
1440p
| high
Radeon RX 7900 XT (+40%)
AVG 56 FPS
MIN 50 FPS
Radeon RX 6800 XT
AVG 40 FPS
MIN 36 FPS
2160p
| high
Radeon RX 7900 XT (+46%)
AVG 35 FPS
MIN 30 FPS
Radeon RX 6800 XT
AVG 24 FPS
MIN 21 FPS
Winner
Loser
PRAGMATA SKETCHBOOK - DEMO
8.2 2025 • Action, Adventure CAPCOM Co., Ltd.
1080p
| ultra
Radeon RX 7900 XT (+35%)
AVG 108 FPS
MIN 98 FPS
Radeon RX 6800 XT
AVG 80 FPS
MIN 71 FPS
1440p
| ultra
Radeon RX 7900 XT (+37%)
AVG 85 FPS
MIN 77 FPS
Radeon RX 6800 XT
AVG 62 FPS
MIN 57 FPS
2160p
| ultra
Radeon RX 7900 XT (+43%)
AVG 50 FPS
MIN 46 FPS
Radeon RX 6800 XT
AVG 35 FPS
MIN 31 FPS
Winner
Loser
Assassin's Creed Mirage Valley of Memories
8 2025 • Action, Adventure Ubisoft Bordeaux
1080p
| ultra
| Patch: v1.1.0
Radeon RX 7900 XT (+21%)
AVG 127 FPS
MIN 110 FPS
Radeon RX 6800 XT
AVG 105 FPS
MIN 90 FPS
1440p
| ultra
| Patch: v1.1.0
Radeon RX 7900 XT (+22%)
AVG 107 FPS
MIN 97 FPS
Radeon RX 6800 XT
AVG 88 FPS
MIN 78 FPS
2160p
| ultra
| Patch: v1.1.0
Radeon RX 7900 XT (+29%)
AVG 71 FPS
MIN 64 FPS
Radeon RX 6800 XT
AVG 55 FPS
MIN 49 FPS
Winner
Loser
Company of Heroes 3: Endure & Defy
8.5 2025 • Action, Strategy Relic Entertainment
1080p
| high
Radeon RX 7900 XT (+15%)
AVG 172 FPS
MIN 47 FPS
Radeon RX 6800 XT
AVG 149 FPS
MIN 38 FPS
1440p
| high
Radeon RX 7900 XT (+18%)
AVG 147 FPS
MIN 33 FPS
Radeon RX 6800 XT
AVG 125 FPS
MIN 27 FPS
2160p
| high
Radeon RX 7900 XT (+30%)
AVG 83 FPS
MIN 17 FPS
Radeon RX 6800 XT
AVG 64 FPS
MIN 12 FPS
Winner
Loser
Of Ash and Steel
8.7 2025 • Action, Adventure, Indie, RPG Fire & Frost
1080p
| ultra
Radeon RX 7900 XT (+19%)
AVG 166 FPS
MIN 146 FPS
Radeon RX 6800 XT
AVG 140 FPS
MIN 125 FPS
1440p
| ultra
Radeon RX 7900 XT (+17%)
AVG 136 FPS
MIN 122 FPS
Radeon RX 6800 XT
AVG 116 FPS
MIN 104 FPS
2160p
| ultra
Radeon RX 7900 XT (+18%)
AVG 84 FPS
MIN 76 FPS
Radeon RX 6800 XT
AVG 71 FPS
MIN 63 FPS
Winner
Loser
Where Winds Meet
8.2 2025 • Action, Adventure, RPG, Free To Play Everstone Studio
1080p
| ultra
Radeon RX 7900 XT (+53%)
AVG 135 FPS
MIN 119 FPS
Radeon RX 6800 XT
AVG 88 FPS
MIN 80 FPS
1440p
| ultra
Radeon RX 7900 XT (+45%)
AVG 112 FPS
MIN 101 FPS
Radeon RX 6800 XT
AVG 77 FPS
MIN 70 FPS
2160p
| ultra
Radeon RX 7900 XT (+38%)
AVG 69 FPS
MIN 63 FPS
Radeon RX 6800 XT
AVG 50 FPS
MIN 46 FPS
Winner
Loser
No more benchmarks available for this comparison
AMD Radeon RX 7900 XT Wins!
Based on 506 benchmarks across 144 games
89
Avg FPS
Radeon RX 7900 XT
VS
+32.4%
67
Avg FPS
Radeon RX 6800 XT
AMD Radeon RX 7900 XT
AMD • 20GB GDDR6
495
Wins
89
Avg FPS
75
Min FPS
98%
Win Rate
AMD Radeon RX 6800 XT
AMD • 16GB GDDR6
0
Wins
67
Avg FPS
56
Min FPS
0%
Win Rate
Where to Buy
Compare with Similar GPUs
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