Product Compare

NVIDIA B300 vs AMD Radeon RX 6750 XT

GPU GPU
Graphics Card
Release Date Sep 2025 Mar 2022
Generation Server Blackwell Navi II
Type Desktop Desktop
Bus Interface PCIe 5.0 x16 PCIe 4.0 x16
Clock Speeds
Base Clock 1665 MHz 2150 MHz
Boost Clock 2032 MHz 2600 MHz
Memory Clock 2000 MHz 2250 MHz
Memory
Memory Size 144GB 12GB
Memory Type HBM3e GDDR6
Memory Bus 4096bit 192bit
Bandwidth 4.10TB/s 432.0GB/s
Render Config
SM Count 148
Shading Units 18944 2560
TMUs 592 160
ROPs 24 64
Tensor Cores 592
L1 Cache 256 KB (per SM) 128 KB per Array
L2 Cache 50 MB 3 MB
Compute Units 40
RT Cores 40
L3 Cache 96 MB
Theoretical Performance
Pixel Rate 48.77 GPixel/s 166.4 GPixel/s
Texture Rate 1202.9 GTexel/s 416.0 GTexel/s
FP16 (half) 1231.8 TFLOPS 26.62 TFLOPS
FP32 (float) 76.99 TFLOPS 13.31 TFLOPS
FP64 (double) 1202.9 GFLOPS 832.0 GFLOPS
Graphics Processor
GPU Name GB110 Navi 22
Architecture Blackwell Ultra RDNA 2.0
Foundry TSMC TSMC
Process Size 5 nm 7 nm
Transistors 104 billion 17.2 billion
Die Size Unknown 335 mm²
GPU Variant Navi 22 KXT(215-127000144)
Board Design
TDP 1400W 250W
Suggested PSU 1800 W 600 W
Outputs No outputs 1x HDMI 2.13x DisplayPort 1.4a
Power Connectors 1x 6-pin + 1x 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 10.3
Shader Model N/A 6.5