NVIDIA B200 SXM 192 GB vs NVIDIA GeForce RTX 4090 Mobile
GPU Specs Compare
Graphics Card
Release Date
Jan 2024
Jan 2023
Generation
Server Blackwell
GeForce 40 Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1665 MHz
1335 MHz
Boost Clock
1837 MHz
1695 MHz
Memory Clock
2000 MHz
2250 MHz
Memory
Memory Size
96GB
16GB
Memory Type
HBM3e
GDDR6
Memory Bus
4096bit
256bit
Bandwidth
4.10TB/s
576.0GB/s
Render Config
SM Count
132
76
Shading Units
16896
9728
TMUs
528
304
ROPs
24
112
Tensor Cores
528
304
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
64 MB
RT Cores
-
76
Theoretical Performance
Pixel Rate
44.09 GPixel/s
189.8 GPixel/s
Texture Rate
969.9 GTexel/s
515.3 GTexel/s
FP16 (half)
248.3 TFLOPS
32.98 TFLOPS
FP32 (float)
62.08 TFLOPS
32.98 TFLOPS
FP64 (double)
31.04 TFLOPS
515.3 GFLOPS
Graphics Processor
GPU Name
GB100
AD103
Architecture
Blackwell
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
104 billion
45.9 billion
Die Size
Unknown
379 mm²
GPU Variant
-
GN21-X11
Board Design
TDP
1000W
120W
Suggested PSU
1400 W
-
Outputs
No outputs
Portable Device Dependent
Power Connectors
-
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.3
CUDA
10.0
8.9
Shader Model
N/A
6.8