NVIDIA GRID A100B vs NVIDIA Tesla K40st
GPU · Specs Compare
Graphics Card
Release Date
May 2020
Nov 2013
Generation
GRID
Tesla
Type
Professional
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
900 MHz
—
Boost Clock
1005 MHz
—
Memory Clock
1215 MHz
1502 MHz
Memory
Memory Size
48GB
12GB
Memory Type
HBM2e
GDDR5
Memory Bus
6144bit
384bit
Bandwidth
1.87TB/s
288.4GB/s
Render Config
SM Count
108
—
Shading Units
6912
2880
TMUs
432
240
ROPs
192
48
Tensor Cores
432
—
L1 Cache
192 KB (per SM)
16 KB (per SMX)
L2 Cache
48 MB
1536 KB
Theoretical Performance
Pixel Rate
193.0 GPixel/s
34.50 GPixel/s
Texture Rate
434.2 GTexel/s
138.0 GTexel/s
FP16 (half)
55.57 TFLOPS
—
FP32 (float)
13.89 TFLOPS
3.312 TFLOPS
FP64 (double)
6.947 TFLOPS
1104 GFLOPS
Graphics Processor
GPU Name
GA100
GK110B
Architecture
Ampere
Kepler
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
54.2 billion
7.08 billion
Die Size
826 mm²
561 mm²
Board Design
TDP
400W
245W
Suggested PSU
800 W
550 W
Outputs
No outputs
No outputs
Power Connectors
None
—
Graphics Features
DirectX
N/A
12 (11_1)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.1
CUDA
8.0
3.5
Shader Model
N/A
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.