Product Compare

AMD Radeon Pro V620 vs AMD Radeon RX Vega 64

GPU GPU
Graphics Card
Release Date Nov 2021 Aug 2017
Generation Radeon Pro Vega
Type Desktop Desktop
Bus Interface PCIe 4.0 x16 PCIe 3.0 x16
Clock Speeds
Base Clock 1825 MHz 1247 MHz
Boost Clock 2200 MHz 1546 MHz
Memory Clock 2000 MHz 945 MHz
Memory
Memory Size 32GB 8GB
Memory Type GDDR6 HBM2
Memory Bus 256bit 2048bit
Bandwidth 512.0GB/s 483.8GB/s
Render Config
Compute Units 72 64
Shading Units 4608 4096
TMUs 288 256
ROPs 128 64
RT Cores 72
L1 Cache 128 KB per Array 16 KB (per CU)
L2 Cache 4 MB 4 MB
L3 Cache 128 MB
Theoretical Performance
Pixel Rate 281.6 GPixel/s 98.94 GPixel/s
Texture Rate 633.6 GTexel/s 395.8 GTexel/s
FP16 (half) 40.55 TFLOPS 25.33 TFLOPS
FP32 (float) 20.28 TFLOPS 12.66 TFLOPS
FP64 (double) 1267 GFLOPS 791.6 GFLOPS
Graphics Processor
GPU Name Navi 21 Vega 10
GPU Variant Navi 21 XT(215-121000177) Vega 10 XT(215-0894200)
Architecture RDNA 2.0 GCN 5.0
Foundry TSMC GlobalFoundries
Process Size 7 nm 14 nm
Transistors 26.8 billion 12.5 billion
Die Size 520 mm² 495 mm²
Board Design
TDP 300W 295W
Suggested PSU 700 W 600 W
Outputs No outputs 1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors 2x 8-pin 2x 8-pin
Graphics Features
DirectX 12 Ultimate (12_2) 12 (12_1)
OpenGL 4.6 4.6
OpenCL 2.1 2.1
Vulkan 1.3 1.2
Shader Model 6.5 6.4