Product Compare

NVIDIA B300 vs AMD Radeon R9 FURY X

GPU GPU
Graphics Card
Release Date Sep 2025 Jun 2015
Generation Server Blackwell Pirate Islands
Type Desktop Desktop
Bus Interface PCIe 5.0 x16 PCIe 3.0 x16
Clock Speeds
Base Clock 1665 MHz
Boost Clock 2032 MHz
Memory Clock 2000 MHz 500 MHz
Memory
Memory Size 144GB 4GB
Memory Type HBM3e HBM
Memory Bus 4096bit 4096bit
Bandwidth 4.10TB/s 512.0GB/s
Render Config
SM Count 148
Shading Units 18944 4096
TMUs 592 256
ROPs 24 64
Tensor Cores 592
L1 Cache 256 KB (per SM) 16 KB (per CU)
L2 Cache 50 MB 2 MB
Compute Units 64
Theoretical Performance
Pixel Rate 48.77 GPixel/s 67.20 GPixel/s
Texture Rate 1202.9 GTexel/s 268.8 GTexel/s
FP16 (half) 1231.8 TFLOPS 8.602 TFLOPS
FP32 (float) 76.99 TFLOPS 8.602 TFLOPS
FP64 (double) 1202.9 GFLOPS 537.6 GFLOPS
Graphics Processor
GPU Name GB110 Fiji
Architecture Blackwell Ultra GCN 3.0
Foundry TSMC TSMC
Process Size 5 nm 28 nm
Transistors 104 billion 8.9 billion
Die Size Unknown 596 mm²
GPU Variant Fiji XT C8(215-0862040)
Board Design
TDP 1400W 275W
Suggested PSU 1800 W 600 W
Outputs No outputs 1x HDMI 1.4a3x DisplayPort 1.2
Power Connectors 2x 8-pin
Graphics Features
DirectX N/A 12 (12_0)
OpenGL N/A 4.6
OpenCL 3.0 2.1
Vulkan N/A 1.2.170
CUDA 10.3
Shader Model N/A 6.5