NVIDIA GeForce RTX 5090 vs NVIDIA B200 SXM6
GPU · Specs Compare
Graphics Card
Release Date
Jan 2025
Nov 2024
Generation
GeForce 50
Server Blackwell
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 6.0 x16
Clock Speeds
Base Clock
2017 MHz
120 MHz
Boost Clock
2407 MHz
1830 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
32GB
180GB
Memory Type
GDDR7
HBM3e
Memory Bus
512bit
8192bit
Bandwidth
1.79TB/s
8.19TB/s
Render Config
SM Count
170
148
Shading Units
21760
18944
TMUs
680
592
ROPs
176
24
Tensor Cores
680
592
RT Cores
170
—
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
96 MB
126 MB
Theoretical Performance
Pixel Rate
423.6 GPixel/s
43.92 GPixel/s
Texture Rate
1636.8 GTexel/s
1083.4 GTexel/s
FP16 (half)
104.8 TFLOPS
1109.4 TFLOPS
FP32 (float)
104.8 TFLOPS
69.34 TFLOPS
FP64 (double)
1.637 TFLOPS
34.67 TFLOPS
Graphics Processor
GPU Name
GB202
GB100
GPU Variant
GB202-300-A1
GB100-886N-A1
Architecture
Blackwell 2.0
Blackwell
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
92.2 billion
208 billion
Die Size
750 mm²
1628 mm²
Board Design
TDP
575W
1000W
Suggested PSU
950 W
1400 W
Outputs
1x HDMI 2.1b3x DisplayPort 2.1b
No outputs
Power Connectors
1x 16-pin
—
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.4
N/A
CUDA
12.0
10.0
Shader Model
6.9
N/A
Benchmark
3DMark Time Spy
46,923
—
3DMark Time Spy Extreme
25,766
—
3DMark Speed Way
14,614
—
Blender
14,945
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.