NVIDIA Tesla K20X vs NVIDIA A10G
We compared two Professional market GPUs: 6GB VRAM Tesla K20X 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 5 months late
Boost Clock1710MHz
More VRAM (12GB vs 6GB)
Larger VRAM bandwidth (600.2GB/s vs 249.6GB/s)
6528 additional rendering cores
Lower TDP (150W vs 235W)
Score
Benchmark
FP32 (float)
Tesla K20X
3.935 TFLOPS
A10G
+701%
31.52 TFLOPS
Graphics Card
Nov 2012
Release Date
Apr 2021
Tesla
Generation
Tesla
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
1320 MHz
-
Boost Clock
1710 MHz
1300 MHz
Memory Clock
1563 MHz
Memory
6GB
Memory Size
12GB
GDDR5
Memory Type
GDDR6
384bit
Memory Bus
384bit
249.6GB/s
Bandwidth
600.2GB/s
Render Config
-
-
-
-
SM Count
72
2688
Shading Units
9216
224
TMUs
288
48
ROPs
96
-
Tensor Cores
288
-
RT Cores
72
16 KB (per SMX)
L1 Cache
128 KB (per SM)
1536 KB
L2 Cache
6 MB
-
-
-
Theoretical Performance
40.99 GPixel/s
Pixel Rate
164.2 GPixel/s
164.0 GTexel/s
Texture Rate
492.5 GTexel/s
-
FP16 (half)
31.52 TFLOPS
3.935 TFLOPS
FP32 (float)
31.52 TFLOPS
1312 GFLOPS
FP64 (double)
985.0 GFLOPS
Board Design
235W
TDP
150W
550 W
Suggested PSU
450 W
No outputs
Outputs
No outputs
1x 6-pin + 1x 8-pin
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
