NVIDIA GeForce RTX 3080 Max Q vs NVIDIA B200 SXM6
GPU Specs Compare
Graphics Card
Release Date
Jan 2021
Nov 2024
Generation
GeForce 30 Mobile
Server Blackwell
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 6.0 x16
Clock Speeds
Base Clock
780 MHz
120 MHz
Boost Clock
1245 MHz
1830 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
8GB
180GB
Memory Type
GDDR6
HBM3e
Memory Bus
256bit
8192bit
Bandwidth
384.0GB/s
8.19TB/s
Render Config
SM Count
48
148
Shading Units
6144
18944
TMUs
192
592
ROPs
96
24
Tensor Cores
192
592
RT Cores
48
-
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
4 MB
126 MB
Theoretical Performance
Pixel Rate
119.5 GPixel/s
43.92 GPixel/s
Texture Rate
239.0 GTexel/s
1083.4 GTexel/s
FP16 (half)
15.30 TFLOPS
1109.4 TFLOPS
FP32 (float)
15.30 TFLOPS
69.34 TFLOPS
FP64 (double)
239.0 GFLOPS
34.67 TFLOPS
Graphics Processor
GPU Name
GA104
GB100
GPU Variant
GA104-775-A1
GB100-886N-A1
Architecture
Ampere
Blackwell
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
17.4 billion
208 billion
Die Size
392 mm²
1628 mm²
Board Design
TDP
80W
1000W
Outputs
No outputs
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
8.6
10.0
Shader Model
6.6
N/A