AMD Radeon RX 6800 3456SP vs AMD Radeon RX 7950 XT
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Unknown
Generation
Navi II
Navi III
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1700 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
54
84
Shading Units
3456
5376
TMUs
216
336
ROPs
96
192
RT Cores
54
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
216.0 GPixel/s
576.0 GPixel/s
Texture Rate
486.0 GTexel/s
1008 GTexel/s
FP16 (half)
31.10 TFLOPS
129.0 TFLOPS
FP32 (float)
15.55 TFLOPS
64.51 TFLOPS
FP64 (double)
972.0 GFLOPS
2.016 TFLOPS
Graphics Processor
GPU Name
Navi 21
Navi 31
GPU Variant
Navi 21 ES(215-121000066)
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
250W
300W
Suggested PSU
600 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
6.8
6.7
▲ Specs Compare
Data sourced from official specifications and benchmark tests.