NVIDIA A10 PCIe vs NVIDIA Tesla K20m
GPU · Specs Compare
Graphics Card
Release Date
Apr 2021
Jan 2013
Generation
Tesla
Tesla
Type
Professional
Professional
Bus Interface
PCIe 4.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
885 MHz
—
Boost Clock
1695 MHz
—
Memory Clock
1563 MHz
1300 MHz
Memory
Memory Size
24GB
5GB
Memory Type
GDDR6
GDDR5
Memory Bus
384bit
320bit
Bandwidth
600.2GB/s
208.0GB/s
Render Config
SM Count
72
—
Shading Units
9216
2496
TMUs
288
208
ROPs
96
40
Tensor Cores
288
—
RT Cores
72
—
L1 Cache
128 KB (per SM)
16 KB (per SMX)
L2 Cache
6 MB
1280 KB
Theoretical Performance
Pixel Rate
162.7 GPixel/s
36.71 GPixel/s
Texture Rate
488.2 GTexel/s
146.8 GTexel/s
FP16 (half)
31.24 TFLOPS
—
FP32 (float)
31.24 TFLOPS
3.524 TFLOPS
FP64 (double)
976.3 GFLOPS
1175 GFLOPS
Graphics Processor
GPU Name
GA102
GK110
GPU Variant
GA102-890-A1
—
Architecture
Ampere
Kepler
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
28.3 billion
7.08 billion
Die Size
628 mm²
561 mm²
Board Design
TDP
150W
225W
Suggested PSU
450 W
550 W
Outputs
No outputs
No outputs
Power Connectors
1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
8.6
3.5
Shader Model
6.6
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.