AMD Radeon Pro V620 vs AMD Radeon RX 6800 3456SP
GPU Specs Compare
Graphics Card
Release Date
Nov 2021
Unknown
Generation
Radeon Pro
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1825 MHz
1700 MHz
Boost Clock
2200 MHz
2250 MHz
Memory Clock
2000 MHz
2000 MHz
Memory
Memory Size
32GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
256bit
Bandwidth
512.0GB/s
512.0GB/s
Render Config
Compute Units
72
54
Shading Units
4608
3456
TMUs
288
216
ROPs
128
96
RT Cores
72
54
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
4 MB
4 MB
L3 Cache
128 MB
128 MB
Theoretical Performance
Pixel Rate
281.6 GPixel/s
216.0 GPixel/s
Texture Rate
633.6 GTexel/s
486.0 GTexel/s
FP16 (half)
40.55 TFLOPS
31.10 TFLOPS
FP32 (float)
20.28 TFLOPS
15.55 TFLOPS
FP64 (double)
1267 GFLOPS
972.0 GFLOPS
Graphics Processor
GPU Name
Navi 21
Navi 21
GPU Variant
Navi 21 XT(215-121000177)
Navi 21 ES(215-121000066)
Architecture
RDNA 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
26.8 billion
26.8 billion
Die Size
520 mm²
520 mm²
Board Design
TDP
300W
250W
Suggested PSU
700 W
600 W
Outputs
No outputs
1x HDMI 2.12x DisplayPort 1.4a1x 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
2.1
Vulkan
1.3
1.3
Shader Model
6.5
6.8