NVIDIA A800 PCIe 40 GB vs NVIDIA GRID A100B
GPU Specs Compare
Graphics Card
Release Date
Nov 2022
May 2020
Generation
Ampere
GRID
Type
AI GPU
Professional
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
765 MHz
900 MHz
Boost Clock
1410 MHz
1005 MHz
Memory Clock
1215 MHz
1215 MHz
Memory
Memory Size
40GB
48GB
Memory Type
HBM2e
HBM2e
Memory Bus
5120bit
6144bit
Bandwidth
1555GB/s
1.87TB/s
Render Config
SM Count
108
108
Shading Units
6912
6912
TMUs
432
432
ROPs
160
192
Tensor Cores
432
432
L1 Cache
192 KB (per SM)
192 KB (per SM)
L2 Cache
40 MB
48 MB
Theoretical Performance
Pixel Rate
225.6 GPixel/s
193.0 GPixel/s
Texture Rate
609.1 GTexel/s
434.2 GTexel/s
FP16 (half)
77.97 TFLOPS
55.57 TFLOPS
FP32 (float)
19.49 TFLOPS
13.89 TFLOPS
FP64 (double)
9.746 TFLOPS
6.947 TFLOPS
Graphics Processor
GPU Name
GA100
GA100
Architecture
Ampere
Ampere
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
54.2 billion
54.2 billion
Die Size
826 mm²
826 mm²
Board Design
TDP
250W
400W
Suggested PSU
600 W
800 W
Outputs
No outputs
No outputs
Power Connectors
8-pin EPS
None
Graphics Features
DirectX
N/A
N/A
OpenGL
N/A
N/A
OpenCL
3.0
3.0
Vulkan
N/A
N/A
CUDA
8.0
8.0
Shader Model
N/A
N/A