Product Compare

NVIDIA B200 vs AMD Radeon Pro V620

GPU GPU
Graphics Card
Release Date Jan 2024 Nov 2021
Generation Server Blackwell Radeon Pro
Type Desktop Desktop
Bus Interface PCIe 5.0 x16 PCIe 4.0 x16
Clock Speeds
Base Clock 700 MHz 1825 MHz
Boost Clock 1965 MHz 2200 MHz
Memory Clock 2000 MHz 2000 MHz
Memory
Memory Size 90GB 32GB
Memory Type HBM3e GDDR6
Memory Bus 4096bit 256bit
Bandwidth 4.10TB/s 512.0GB/s
Render Config
SM Count 148
Shading Units 18944 4608
TMUs 592 288
ROPs 24 128
Tensor Cores 592
L1 Cache 256 KB (per SM) 128 KB per Array
L2 Cache 50 MB 4 MB
Compute Units 72
RT Cores 72
L3 Cache 128 MB
Theoretical Performance
Pixel Rate 47.16 GPixel/s 281.6 GPixel/s
Texture Rate 1163.3 GTexel/s 633.6 GTexel/s
FP16 (half) 1191.2 TFLOPS 40.55 TFLOPS
FP32 (float) 74.45 TFLOPS 20.28 TFLOPS
FP64 (double) 37.22 TFLOPS 1267 GFLOPS
Graphics Processor
GPU Name GB100 Navi 21
Architecture Blackwell RDNA 2.0
Foundry TSMC TSMC
Process Size 5 nm 7 nm
Transistors 104 billion 26.8 billion
Die Size Unknown 520 mm²
GPU Variant Navi 21 XT(215-121000177)
Board Design
TDP 1000W 300W
Suggested PSU 1400 W 700 W
Outputs No outputs No outputs
Power Connectors 2x 8-pin
Graphics Features
DirectX N/A 12 Ultimate (12_2)
OpenGL N/A 4.6
OpenCL 3.0 2.1
Vulkan N/A 1.3
CUDA 10.0
Shader Model N/A 6.5