Product Compare

NVIDIA B300 SXM6 AC vs AMD Radeon PRO W7900

GPU GPU
Graphics Card
Release Date Sep 2025 May 2023
Generation Server Blackwell Radeon Pro Navi
Type Desktop Professional
Bus Interface PCIe 6.0 x16 PCIe 4.0 x16
Clock Speeds
Base Clock 1665 MHz 1760 MHz
Boost Clock 2032 MHz 2495 MHz
Memory Clock 2000 MHz 2250 MHz
Memory
Memory Size 288GB 48GB
Memory Type HBM3e GDDR6
Memory Bus 8192bit 384bit
Bandwidth 8.19TB/s 864.0GB/s
Render Config
SM Count 148
Shading Units 18944 6144
TMUs 592 384
ROPs 24 192
Tensor Cores 592
L1 Cache 256 KB (per SM) 256 KB per Array
L2 Cache 126 MB 6 MB
Compute Units 96
RT Cores 96
L3 Cache 96 MB
Theoretical Performance
Pixel Rate 48.77 GPixel/s 479.0 GPixel/s
Texture Rate 1202.9 GTexel/s 958.1 GTexel/s
FP16 (half) 76.99 TFLOPS 122.6 TFLOPS
FP32 (float) 76.99 TFLOPS 61.32 TFLOPS
FP64 (double) 1202.9 GFLOPS 1.916 TFLOPS
Graphics Processor
GPU Name GB110 Navi 31
Architecture Blackwell Ultra RDNA 3.0
Foundry TSMC TSMC
Process Size 5 nm 5 nm
Transistors 208 billion 57.7 billion
Die Size 1628 mm² 529 mm²
GPU Variant Navi 31 XTW
Board Design
TDP 1100W 295W
Suggested PSU 1500 W 600 W
Outputs No outputs 3x DisplayPort 2.11x mini-DisplayPort 2.1
Power Connectors 2x 8-pin
Graphics Features
DirectX N/A 12 Ultimate (12_2)
OpenGL N/A 4.6
OpenCL 3.0 2.0
Vulkan N/A 1.4
CUDA 10.3
Shader Model N/A 6.9