NVIDIA RTX A400 vs NVIDIA B200 SXM 192 GB
GPU Specs Compare
Graphics Card
Release Date
Apr 2024
Jan 2024
Generation
Quadro Ampere(Ax000)
Server Blackwell
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1417 MHz
1665 MHz
Boost Clock
1762 MHz
1837 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
4GB
96GB
Memory Type
GDDR6
HBM3e
Memory Bus
64bit
4096bit
Bandwidth
96.00GB/s
4.10TB/s
Render Config
SM Count
6
132
Shading Units
768
16896
TMUs
24
528
ROPs
16
24
Tensor Cores
24
528
RT Cores
6
-
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
2 MB
50 MB
Theoretical Performance
Pixel Rate
28.19 GPixel/s
44.09 GPixel/s
Texture Rate
42.29 GTexel/s
969.9 GTexel/s
FP16 (half)
2.706 TFLOPS
248.3 TFLOPS
FP32 (float)
2.706 TFLOPS
62.08 TFLOPS
FP64 (double)
42.29 GFLOPS
31.04 TFLOPS
Graphics Processor
GPU Name
GA107
GB100
Architecture
Ampere
Blackwell
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
8.7 billion
104 billion
Die Size
200 mm²
Unknown
Board Design
TDP
50W
1000W
Suggested PSU
250 W
1400 W
Outputs
4x mini-DisplayPort 1.4a
No outputs
Power Connectors
None
-
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
6.8
N/A