NVIDIA Tesla K20s vs NVIDIA A10G
We compared two Professional market GPUs: 5GB VRAM Tesla K20s and 12GB VRAM A10G to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA A10G 's Advantages
Released 8 years and 2 months late
Boost Clock1710MHz
More VRAM (12GB vs 5GB)
Larger VRAM bandwidth (600.2GB/s vs 208.0GB/s)
6720 additional rendering cores
Lower TDP (150W vs 225W)
Score
Benchmark
FP32 (float)
Tesla K20s
2.87 TFLOPS
A10G
+998%
31.52 TFLOPS
Graphics Card
Feb 2013
Release Date
Apr 2021
Tesla
Generation
Tesla
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
1320 MHz
-
Boost Clock
1710 MHz
1300 MHz
Memory Clock
1563 MHz
Memory
5GB
Memory Size
12GB
GDDR5
Memory Type
GDDR6
320bit
Memory Bus
384bit
208.0GB/s
Bandwidth
600.2GB/s
Render Config
-
-
-
-
SM Count
72
2496
Shading Units
9216
208
TMUs
288
40
ROPs
96
-
Tensor Cores
288
-
RT Cores
72
16 KB (per SMX)
L1 Cache
128 KB (per SM)
1280 KB
L2 Cache
6 MB
-
-
-
Theoretical Performance
29.90 GPixel/s
Pixel Rate
164.2 GPixel/s
119.6 GTexel/s
Texture Rate
492.5 GTexel/s
-
FP16 (half)
31.52 TFLOPS
2.870 TFLOPS
FP32 (float)
31.52 TFLOPS
956.8 GFLOPS
FP64 (double)
985.0 GFLOPS
Board Design
225W
TDP
150W
550 W
Suggested PSU
450 W
No outputs
Outputs
No outputs
-
Power Connectors
8-pin EPS
Graphics Processor
GK110
GPU Name
GA102
-
GPU Variant
GA102-890-A1
Kepler
Architecture
Ampere
TSMC
Foundry
Samsung
28 nm
Process Size
8 nm
7.08 billion
Transistors
28.3 billion
561 mm²
Die Size
628 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.5
CUDA
8.6
5.1
Shader Model
6.6
