Home GPU Comparison AMD Radeon RX 6900 XT vs AMD Radeon RX 6800

AMD Radeon RX 6900 XT vs AMD Radeon RX 6800

AMD Radeon RX 6900 XT
VS
AMD Radeon RX 6800
AMD Radeon RX 6900 XT
AMD Radeon RX 6800
We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XT and 16GB VRAM Radeon RX 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6900 XT 's Advantages
Boost Clock has increased by 7% (2250MHz vs 2105MHz)
1280 additional rendering cores
AMD Radeon RX 6800 's Advantages
Lower TDP (250W vs 300W)

Score

Benchmark

FP32 (float)
Radeon RX 6900 XT +42%
23.04 TFLOPS
Radeon RX 6800
16.17 TFLOPS
3DMark Time Spy
Radeon RX 6900 XT +28%
20932
Radeon RX 6800
16233
Shadow of the Tomb Raider 2160p
Radeon RX 6900 XT +21%
79
Radeon RX 6800
65
Shadow of the Tomb Raider 1440p
Radeon RX 6900 XT +21%
142
Radeon RX 6800
117
Shadow of the Tomb Raider 1080p
Radeon RX 6900 XT +15%
194
Radeon RX 6800
168
Cyberpunk 2077 2160p
Radeon RX 6900 XT +29%
66
Radeon RX 6800
51
Cyberpunk 2077 1440p
Radeon RX 6900 XT +28%
77
Radeon RX 6800
60
Cyberpunk 2077 1080p
Radeon RX 6900 XT +33%
116
Radeon RX 6800
87
Battlefield 5 2160p
Radeon RX 6900 XT +25%
114
Radeon RX 6800
91
Battlefield 5 1440p
Radeon RX 6900 XT +12%
200
Radeon RX 6800
178
Battlefield 5 1080p
Radeon RX 6900 XT +3%
201
Radeon RX 6800
194
GTA 5 2160p
Radeon RX 6900 XT +29%
127
Radeon RX 6800
98
GTA 5 1440p
Radeon RX 6900 XT +20%
152
Radeon RX 6800
126
GTA 5 1080p
Radeon RX 6900 XT +11%
189
Radeon RX 6800
170
Horizon Forbidden West 1080p
Radeon RX 6900 XT +29%
114
Radeon RX 6800
88
Horizon Forbidden West 1440p
Radeon RX 6900 XT +25%
89
Radeon RX 6800
71
Horizon Forbidden West 2160p
Radeon RX 6900 XT +27%
56
Radeon RX 6800
44
Radeon RX 6900 XT
VS
Radeon RX 6800

Graphics Card

Oct 2020
Release Date
Oct 2020
Navi II
Generation
Navi II
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

1825 MHz
Base Clock
1700 MHz
2250 MHz
Boost Clock
2105 MHz
2000 MHz
Memory Clock
2000 MHz

Memory

16GB
Memory Size
16GB
GDDR6
Memory Type
GDDR6
256bit
Memory Bus
256bit
512.0GB/s
Bandwidth
512.0GB/s

Render Config

80
Compute Units
60
-
-
-
5120
Shading Units
3840
320
TMUs
240
128
ROPs
96
-
-
-
80
RT Cores
60
128 KB per Array
L1 Cache
128 KB per Array
4 MB
L2 Cache
4 MB
128 MB
L3 Cache
128 MB

Theoretical Performance

288.0 GPixel/s
Pixel Rate
202.1 GPixel/s
720.0 GTexel/s
Texture Rate
505.2 GTexel/s
46.08 TFLOPS
FP16 (half)
32.33 TFLOPS
23.04 TFLOPS
FP32 (float)
16.17 TFLOPS
1440 GFLOPS
FP64 (double)
1010 GFLOPS

Board Design

300W
TDP
250W
700 W
Suggested PSU
600 W
1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C
Outputs
1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C
2x 8-pin
Power Connectors
2x 8-pin

Graphics Processor

Navi 21
GPU Name
Navi 21
Navi 21 XTX (215-121000167)
GPU Variant
Navi 21 XL (215-121000187)
RDNA 2.0
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
7 nm
Process Size
7 nm
26.8 billion
Transistors
26.8 billion
520 mm²
Die Size
520 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.3
Vulkan
1.3
-
-
-
6.5
Shader Model
6.5

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