AMD Radeon RX 6800 XT VS AMD Radeon RX 6900 XT
amd
Brand16GB GDDR6
Memory4608
Cores512 GB/s
BandwidthRadeon RX 6800 XT
VS
amd
Brand16GB GDDR6
Memory5120
Cores512 GB/s
BandwidthRadeon RX 6900 XT
AMD Radeon RX 6800 XT
16GB GDDR6 300W $379.99 Oct 2020
Radeon RX 6800 XT
$649 • Oct 2020
VS
Radeon RX 6900 XT
$999 • Oct 2020
AMD Radeon RX 6900 XT
16GB GDDR6 300W $499.99 Oct 2020
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Specs Comparison
| Specification | AMD Radeon RX 6800 XT | AMD Radeon RX 6900 XT |
|---|---|---|
| Memory Size | 16 GB | 16 GB |
| Memory Type | GDDR6 | GDDR6 |
| TDP | 300 W | 300 W |
| Core Clock | N/A | N/A |
| Boost Clock | 2250 MHz | 2250 MHz |
| Memory Bandwidth | 512 GB/s | 512 GB/s |
| Process Size | 7nm | 7nm |
| Architecture | RDNA 2.0 | RDNA 2.0 |
| Shading Units | 4608 | 5120 |
| RT Cores | 72 | 80 |
| TMUs | 288 | 320 |
| ROPs | 128 | 128 |
| Memory Bus | 256-bit | 256-bit |
| Memory Clock | 2000 MHz | 2000 MHz |
| Pixel Rate | 288 GPixel/s | 288 GPixel/s |
| Texture Rate | 512 GTexel/s | 512 GTexel/s |
| FP32 Performance | 20.74 GFLOPS | 23.04 GFLOPS |
| L2 Cache | 4.00 MB | 4.00 MB |
| Die Size | 520 mm² | 520 mm² |
| Transistors | 26800 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
17608
AMD Radeon RX 6800 XT
20261 (+15%)
AMD Radeon RX 6900 XT
Geekbench 6
Cross-platform benchmark that measures GPU compute performance using OpenCL and Metal APIs
OpenCL Score
138858 (+12%)
AMD Radeon RX 6800 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)
264.2 FPS
AMD Radeon RX 6800 XT
305.2 FPS (+16%)
AMD Radeon RX 6900 XT
PassMark G2D
Comprehensive 2D graphics benchmark that measures GPU performance in various graphics operations
G2D Mark
24994
AMD Radeon RX 6800 XT
26744 (+7%)
AMD Radeon RX 6900 XT
Game Benchmarks Comparison (780 benchmarks)
Styx: Blades of Greed
7.2 2026 • Action, Adventure Cyanide Studio
1080p
| ultra
Radeon RX 6900 XT (+4%)
AVG 58 FPS
MIN 51 FPS
Radeon RX 6800 XT
AVG 56 FPS
MIN 49 FPS
1440p
| ultra
Radeon RX 6900 XT (+5%)
AVG 45 FPS
MIN 39 FPS
Radeon RX 6800 XT
AVG 43 FPS
MIN 37 FPS
2160p
| ultra
Radeon RX 6900 XT (+8%)
AVG 27 FPS
MIN 19 FPS
Radeon RX 6800 XT
AVG 25 FPS
MIN 18 FPS
Winner
Loser
CODE VEIN II DEMO
7.8 2026 • Action, RPG Bandai Namco Studios Inc.
1080p
| ultra
| Patch: vDemo
Radeon RX 6900 XT (+4%)
AVG 83 FPS
MIN 70 FPS
Radeon RX 6800 XT
AVG 80 FPS
MIN 67 FPS
1440p
| ultra
| Patch: vDemo
Radeon RX 6900 XT (+4%)
AVG 56 FPS
MIN 48 FPS
Radeon RX 6800 XT
AVG 54 FPS
MIN 46 FPS
2160p
| ultra
| Patch: vDemo
Radeon RX 6900 XT (+8%)
AVG 28 FPS
MIN 24 FPS
Radeon RX 6800 XT
AVG 26 FPS
MIN 23 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 6900 XT (+3%)
AVG 60 FPS
MIN 53 FPS
Radeon RX 6800 XT
AVG 58 FPS
MIN 51 FPS
1440p
| high
Radeon RX 6900 XT (+5%)
AVG 42 FPS
MIN 38 FPS
Radeon RX 6800 XT
AVG 40 FPS
MIN 36 FPS
2160p
| high
Radeon RX 6900 XT (+8%)
AVG 26 FPS
MIN 22 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 6900 XT (+4%)
AVG 83 FPS
MIN 74 FPS
Radeon RX 6800 XT
AVG 80 FPS
MIN 71 FPS
1440p
| ultra
Radeon RX 6900 XT (+5%)
AVG 65 FPS
MIN 59 FPS
Radeon RX 6800 XT
AVG 62 FPS
MIN 57 FPS
2160p
| ultra
Radeon RX 6900 XT (+6%)
AVG 37 FPS
MIN 33 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 6900 XT (+4%)
AVG 109 FPS
MIN 94 FPS
Radeon RX 6800 XT
AVG 105 FPS
MIN 90 FPS
1440p
| ultra
| Patch: v1.1.0
Radeon RX 6900 XT (+5%)
AVG 92 FPS
MIN 81 FPS
Radeon RX 6800 XT
AVG 88 FPS
MIN 78 FPS
2160p
| ultra
| Patch: v1.1.0
Radeon RX 6900 XT (+7%)
AVG 59 FPS
MIN 52 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 6900 XT (+4%)
AVG 155 FPS
MIN 40 FPS
Radeon RX 6800 XT
AVG 149 FPS
MIN 38 FPS
1440p
| high
Radeon RX 6900 XT (+4%)
AVG 130 FPS
MIN 28 FPS
Radeon RX 6800 XT
AVG 125 FPS
MIN 27 FPS
2160p
| high
Radeon RX 6900 XT (+6%)
AVG 68 FPS
MIN 13 FPS
Radeon RX 6800 XT
AVG 64 FPS
MIN 12 FPS
Winner
Loser
No more benchmarks available for this comparison
AMD Radeon RX 6900 XT Wins!
Based on 780 benchmarks across 203 games
80
Avg FPS
Radeon RX 6800 XT
VS
+4.3%
83
Avg FPS
Radeon RX 6900 XT
AMD Radeon RX 6800 XT
AMD • 16GB GDDR6
0
Wins
80
Avg FPS
67
Min FPS
0%
Win Rate
AMD Radeon RX 6900 XT
AMD • 16GB GDDR6
740
Wins
83
Avg FPS
70
Min FPS
95%
Win Rate
Where to Buy
Compare with Similar GPUs
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