AMD Radeon RX 6900 XT VS AMD Radeon RX 7900 XT
amd
Brand16GB GDDR6
Memory5120
Cores512 GB/s
BandwidthRadeon RX 6900 XT
VS
amd
Brand20GB GDDR6
Memory5376
Cores800 GB/s
BandwidthRadeon RX 7900 XT
AMD Radeon RX 6900 XT
16GB GDDR6 300W N/A Oct 2020
Radeon RX 6900 XT
$999 • Oct 2020
VS
Radeon RX 7900 XT
$899 • Nov 2022
AMD Radeon RX 7900 XT
20GB GDDR6 300W $580.61 Nov 2022
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Specs Comparison
| Specification | AMD Radeon RX 6900 XT | AMD Radeon RX 7900 XT |
|---|---|---|
| Memory Size | 16 GB | 20 GB |
| Memory Type | GDDR6 | GDDR6 |
| TDP | 300 W | 300 W |
| Core Clock | N/A | N/A |
| Boost Clock | 2250 MHz | 2394 MHz |
| Memory Bandwidth | 512 GB/s | 800 GB/s |
| Process Size | 7nm | 5nm |
| Architecture | RDNA 2.0 | RDNA 3.0 |
| Shading Units | 5120 | 5376 |
| RT Cores | 80 | 84 |
| TMUs | 320 | 336 |
| ROPs | 128 | 192 |
| Memory Bus | 256-bit | 320-bit |
| Memory Clock | 2000 MHz | 2500 MHz |
| Pixel Rate | 288 GPixel/s | 459.6 GPixel/s |
| Texture Rate | 512 GTexel/s | 800 GTexel/s |
| FP32 Performance | 23.04 GFLOPS | 51.48 GFLOPS |
| L2 Cache | 4.00 MB | 6.00 MB |
| Die Size | 520 mm² | 529 mm² |
| Transistors | 26800 Million | 57700 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
20261
AMD Radeon RX 6900 XT
24671 (+22%)
AMD Radeon RX 7900 XT
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
124121
AMD Radeon RX 6900 XT
203754 (+64%)
AMD Radeon RX 7900 XT
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
305.2 FPS
AMD Radeon RX 6900 XT
323.2 FPS (+6%)
AMD Radeon RX 7900 XT
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
26744
AMD Radeon RX 6900 XT
28872 (+8%)
AMD Radeon RX 7900 XT
Game Benchmarks Comparison (509 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 (+32%)
AVG 79 FPS
MIN 67 FPS
Radeon RX 6900 XT
AVG 60 FPS
MIN 53 FPS
1440p
| high
Radeon RX 7900 XT (+33%)
AVG 56 FPS
MIN 50 FPS
Radeon RX 6900 XT
AVG 42 FPS
MIN 38 FPS
2160p
| high
Radeon RX 7900 XT (+35%)
AVG 35 FPS
MIN 30 FPS
Radeon RX 6900 XT
AVG 26 FPS
MIN 22 FPS
Winner
Loser
PRAGMATA SKETCHBOOK - DEMO
8.2 2025 • Action, Adventure CAPCOM Co., Ltd.
1080p
| ultra
Radeon RX 7900 XT (+30%)
AVG 108 FPS
MIN 98 FPS
Radeon RX 6900 XT
AVG 83 FPS
MIN 74 FPS
1440p
| ultra
Radeon RX 7900 XT (+31%)
AVG 85 FPS
MIN 77 FPS
Radeon RX 6900 XT
AVG 65 FPS
MIN 59 FPS
2160p
| ultra
Radeon RX 7900 XT (+35%)
AVG 50 FPS
MIN 46 FPS
Radeon RX 6900 XT
AVG 37 FPS
MIN 33 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 (+17%)
AVG 127 FPS
MIN 110 FPS
Radeon RX 6900 XT
AVG 109 FPS
MIN 94 FPS
1440p
| ultra
| Patch: v1.1.0
Radeon RX 7900 XT (+16%)
AVG 107 FPS
MIN 97 FPS
Radeon RX 6900 XT
AVG 92 FPS
MIN 81 FPS
2160p
| ultra
| Patch: v1.1.0
Radeon RX 7900 XT (+20%)
AVG 71 FPS
MIN 64 FPS
Radeon RX 6900 XT
AVG 59 FPS
MIN 52 FPS
Winner
Loser
Company of Heroes 3: Endure & Defy
8.5 2025 • Action, Strategy Relic Entertainment
1080p
| high
Radeon RX 7900 XT (+11%)
AVG 172 FPS
MIN 47 FPS
Radeon RX 6900 XT
AVG 155 FPS
MIN 40 FPS
1440p
| high
Radeon RX 7900 XT (+13%)
AVG 147 FPS
MIN 33 FPS
Radeon RX 6900 XT
AVG 130 FPS
MIN 28 FPS
2160p
| high
Radeon RX 7900 XT (+22%)
AVG 83 FPS
MIN 17 FPS
Radeon RX 6900 XT
AVG 68 FPS
MIN 13 FPS
Winner
Loser
Of Ash and Steel
8.7 2025 • Action, Adventure, Indie, RPG Fire & Frost
1080p
| ultra
Radeon RX 7900 XT (+14%)
AVG 166 FPS
MIN 146 FPS
Radeon RX 6900 XT
AVG 146 FPS
MIN 130 FPS
1440p
| ultra
Radeon RX 7900 XT (+12%)
AVG 136 FPS
MIN 122 FPS
Radeon RX 6900 XT
AVG 121 FPS
MIN 108 FPS
2160p
| ultra
Radeon RX 7900 XT (+12%)
AVG 84 FPS
MIN 76 FPS
Radeon RX 6900 XT
AVG 75 FPS
MIN 67 FPS
Winner
Loser
Where Winds Meet
8.2 2025 • Action, Adventure, RPG, Free To Play Everstone Studio
1080p
| ultra
Radeon RX 7900 XT (+47%)
AVG 135 FPS
MIN 119 FPS
Radeon RX 6900 XT
AVG 92 FPS
MIN 83 FPS
1440p
| ultra
Radeon RX 7900 XT (+40%)
AVG 112 FPS
MIN 101 FPS
Radeon RX 6900 XT
AVG 80 FPS
MIN 73 FPS
2160p
| ultra
Radeon RX 7900 XT (+30%)
AVG 69 FPS
MIN 63 FPS
Radeon RX 6900 XT
AVG 53 FPS
MIN 49 FPS
Winner
Loser
No more benchmarks available for this comparison
AMD Radeon RX 7900 XT Wins!
Based on 509 benchmarks across 144 games
70
Avg FPS
Radeon RX 6900 XT
VS
+26.7%
89
Avg FPS
Radeon RX 7900 XT
AMD Radeon RX 6900 XT
AMD • 16GB GDDR6
1
Wins
70
Avg FPS
59
Min FPS
0%
Win Rate
AMD Radeon RX 7900 XT
AMD • 20GB GDDR6
496
Wins
89
Avg FPS
75
Min FPS
97%
Win Rate
Where to Buy
Compare with Similar GPUs
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