NVIDIA GRID A100A vs NVIDIA Tesla K20X
GPU Specs Compare
Graphics Card
Release Date
May 2020
Nov 2012
Generation
GRID
Tesla
Type
Professional
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1095 MHz
-
Boost Clock
1410 MHz
-
Memory Clock
1215 MHz
1300 MHz
Memory
Memory Size
32GB
6GB
Memory Type
HBM2e
GDDR5
Memory Bus
6144bit
384bit
Bandwidth
1.87TB/s
249.6GB/s
Render Config
SM Count
108
-
Shading Units
6912
2688
TMUs
432
224
ROPs
192
48
Tensor Cores
432
-
L1 Cache
192 KB (per SM)
16 KB (per SMX)
L2 Cache
32 MB
1536 KB
Theoretical Performance
Pixel Rate
270.7 GPixel/s
40.99 GPixel/s
Texture Rate
609.1 GTexel/s
164.0 GTexel/s
FP16 (half)
77.97 TFLOPS
-
FP32 (float)
19.49 TFLOPS
3.935 TFLOPS
FP64 (double)
9.746 TFLOPS
1312 GFLOPS
Graphics Processor
GPU Name
GA100
GK110
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
235W
Suggested PSU
800 W
550 W
Outputs
No outputs
No outputs
Power Connectors
None
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
N/A
12 (11_0)
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