Product Compare

NVIDIA GeForce RTX 4090 Max-Q vs NVIDIA B200 SXM6

GPU GPU
Graphics Card
Release Date Jan 2023 Nov 2024
Generation GeForce 40 Mobile Server Blackwell
Type Mobile Desktop
Bus Interface PCIe 4.0 x16 PCIe 6.0 x16
Clock Speeds
Base Clock 930 MHz 120 MHz
Boost Clock 1455 MHz 1830 MHz
Memory Clock 1750 MHz 2000 MHz
Memory
Memory Size 16GB 180GB
Memory Type GDDR6 HBM3e
Memory Bus 256bit 8192bit
Bandwidth 448.0GB/s 8.19TB/s
Render Config
SM Count 76 148
Shading Units 9728 18944
TMUs 304 592
ROPs 112 24
Tensor Cores 304 592
RT Cores 76
L1 Cache 128 KB (per SM) 256 KB (per SM)
L2 Cache 64 MB 126 MB
Theoretical Performance
Pixel Rate 163.0 GPixel/s 43.92 GPixel/s
Texture Rate 442.3 GTexel/s 1083.4 GTexel/s
FP16 (half) 28.31 TFLOPS 1109.4 TFLOPS
FP32 (float) 28.31 TFLOPS 69.34 TFLOPS
FP64 (double) 442.3 GFLOPS 34.67 TFLOPS
Graphics Processor
GPU Name AD103 GB100
GPU Variant GN21-X11 GB100-886N-A1
Architecture Ada Lovelace Blackwell
Foundry TSMC TSMC
Process Size 4 nm 5 nm
Transistors 45.9 billion 208 billion
Die Size 379 mm² 1628 mm²
Board Design
TDP 80W 1000W
Outputs Portable Device Dependent No outputs
Power Connectors None
Suggested PSU 1400 W
Graphics Features
DirectX 12 Ultimate (12_2) N/A
OpenGL 4.6 N/A
OpenCL 3.0 3.0
Vulkan 1.3 N/A
CUDA 8.9 10.0
Shader Model 6.7 N/A