AMD Radeon RX 6800 XT vs AMD Radeon RX 7950 XT
GPU · Specs Compare
Graphics Card
Release Date
Oct 2020
Unknown
Generation
Navi II
Navi III
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1825 MHz
2000 MHz
Boost Clock
2250 MHz
3000 MHz
Memory Clock
2000 MHz
2500 MHz
Memory
Memory Size
16GB
20GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
320bit
Bandwidth
512.0GB/s
800.0GB/s
Render Config
Compute Units
72
84
Shading Units
4608
5376
TMUs
288
336
ROPs
128
192
RT Cores
72
84
L1 Cache
128 KB per Array
256 KB per Array
L2 Cache
4 MB
6 MB
L3 Cache
128 MB
80 MB
Theoretical Performance
Pixel Rate
288.0 GPixel/s
576.0 GPixel/s
Texture Rate
648.0 GTexel/s
1008 GTexel/s
FP16 (half)
41.47 TFLOPS
129.0 TFLOPS
FP32 (float)
20.74 TFLOPS
64.51 TFLOPS
FP64 (double)
1296 GFLOPS
2.016 TFLOPS
Graphics Processor
GPU Name
Navi 21
Navi 31
GPU Variant
Navi 21 XT(215-121000177)
Navi 31 XT+
Architecture
RDNA 2.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
26.8 billion
57.7 billion
Die Size
520 mm²
529 mm²
Board Design
TDP
300W
300W
Suggested PSU
700 W
700 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
Power Connectors
2x 8-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.3
1.3
Shader Model
6.5
6.7
Benchmark
3DMark Time Spy
19,329
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.