AMD Radeon RX 7900 XT VS AMD Radeon RX 6900 XT
amd
Brand20GB GDDR6
Memory5376
Cores800 GB/s
BandwidthRadeon RX 7900 XT
VS
amd
Brand16GB GDDR6
Memory5120
Cores512 GB/s
BandwidthRadeon RX 6900 XT
AMD Radeon RX 7900 XT
20GB GDDR6 300W $580.61 Nov 2022
Radeon RX 7900 XT
$899 • Nov 2022
VS
Radeon RX 6900 XT
$999 • Oct 2020
AMD Radeon RX 6900 XT
16GB GDDR6 300W $499.99 Oct 2020
Advertisement
Specs Comparison
| Specification | AMD Radeon RX 7900 XT | AMD Radeon RX 6900 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 | 5120 |
| RT Cores | 84 | 80 |
| TMUs | 336 | 320 |
| 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 | 23.04 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 (+22%)
AMD Radeon RX 7900 XT
20261
AMD Radeon RX 6900 XT
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
203754 (+64%)
AMD Radeon RX 7900 XT
124121
AMD Radeon RX 6900 XT
GFXBench 5.0
Cross-platform 3D graphics benchmark suite that measures GPU performance across different APIs
Aztec Ruins High (FPS)
323.2 FPS (+6%)
AMD Radeon RX 7900 XT
305.2 FPS
AMD Radeon RX 6900 XT
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
28872 (+8%)
AMD Radeon RX 7900 XT
26744
AMD Radeon RX 6900 XT
Game Benchmarks Comparison (515 benchmarks)
Styx: Blades of Greed
7.2 2026 • Action, Adventure Cyanide Studio
1080p
| ultra
Radeon RX 7900 XT (+48%)
AVG 86 FPS
MIN 77 FPS
Radeon RX 6900 XT
AVG 58 FPS
MIN 51 FPS
1440p
| ultra
Radeon RX 7900 XT (+56%)
AVG 70 FPS
MIN 61 FPS
Radeon RX 6900 XT
AVG 45 FPS
MIN 39 FPS
2160p
| ultra
Radeon RX 7900 XT (+37%)
AVG 37 FPS
MIN 30 FPS
Radeon RX 6900 XT
AVG 27 FPS
MIN 19 FPS
Winner
Loser
CODE VEIN II DEMO
7.8 2026 • Action, RPG Bandai Namco Studios Inc.
1080p
| ultra
| Patch: vDemo
Radeon RX 7900 XT (+25%)
AVG 104 FPS
MIN 95 FPS
Radeon RX 6900 XT
AVG 83 FPS
MIN 70 FPS
1440p
| ultra
| Patch: vDemo
Radeon RX 7900 XT (+27%)
AVG 71 FPS
MIN 63 FPS
Radeon RX 6900 XT
AVG 56 FPS
MIN 48 FPS
2160p
| ultra
| Patch: vDemo
Radeon RX 7900 XT (+25%)
AVG 35 FPS
MIN 31 FPS
Radeon RX 6900 XT
AVG 28 FPS
MIN 24 FPS
Winner
Loser
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
No more benchmarks available for this comparison
AMD Radeon RX 7900 XT Wins!
Based on 515 benchmarks across 146 games
88
Avg FPS
Radeon RX 7900 XT
VS
+26.8%
70
Avg FPS
Radeon RX 6900 XT
AMD Radeon RX 7900 XT
AMD • 20GB GDDR6
502
Wins
88
Avg FPS
75
Min FPS
97%
Win Rate
AMD Radeon RX 6900 XT
AMD • 16GB GDDR6
1
Wins
70
Avg FPS
59
Min FPS
0%
Win Rate
Where to Buy
Compare with Similar GPUs
Comments & Discussion
Share your thoughts and experiences
Loading comments...