NVIDIA RTX A4000 Mobile vs NVIDIA B100
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
Unknown
Generation
Ampere-MW
Server Blackwell
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1140 MHz
700 MHz
Boost Clock
1680 MHz
975 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
8GB
96GB
Memory Type
GDDR6
HBM3e
Memory Bus
256bit
4096bit
Bandwidth
384.0GB/s
4.10TB/s
Render Config
SM Count
40
132
Shading Units
5120
16896
TMUs
160
528
ROPs
80
24
Tensor Cores
160
528
RT Cores
40
—
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
4 MB
50 MB
Theoretical Performance
Pixel Rate
134.4 GPixel/s
23.40 GPixel/s
Texture Rate
268.8 GTexel/s
514.8 GTexel/s
FP16 (half)
17.20 TFLOPS
131.8 TFLOPS
FP32 (float)
17.20 TFLOPS
32.95 TFLOPS
FP64 (double)
268.8 GFLOPS
16.47 TFLOPS
Graphics Processor
GPU Name
GA104
GB102
Architecture
Ampere
Blackwell
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
17.4 billion
104 billion
Die Size
392 mm²
Unknown
Board Design
TDP
115W
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
8.6
10.1
Shader Model
6.8
N/A
Benchmark
Blender
2,825
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.