NVIDIA Tesla K20c vs NVIDIA A10M
We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 24GB VRAM A10M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA A10M 's Advantages
Released 9 years and 3 months late
Boost Clock1635MHz
More VRAM (24GB vs 5GB)
Larger VRAM bandwidth (600.2GB/s vs 208.0GB/s)
4672 additional rendering cores
Lower TDP (150W vs 225W)
Score
Benchmark
FP32 (float)
Tesla K20c
3.524 TFLOPS
A10M
+565%
23.44 TFLOPS
Graphics Card
Nov 2012
Release Date
Feb 2022
Tesla
Generation
Tesla Ampere
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
975 MHz
-
Boost Clock
1635 MHz
1300 MHz
Memory Clock
1563 MHz
Memory
5GB
Memory Size
24GB
GDDR5
Memory Type
GDDR6
320bit
Memory Bus
384bit
208.0GB/s
Bandwidth
600.2GB/s
Render Config
-
-
-
-
SM Count
56
2496
Shading Units
7168
208
TMUs
224
40
ROPs
80
-
Tensor Cores
224
-
RT Cores
56
16 KB (per SMX)
L1 Cache
128 KB (per SM)
1280 KB
L2 Cache
6 MB
-
-
-
Theoretical Performance
36.71 GPixel/s
Pixel Rate
130.8 GPixel/s
146.8 GTexel/s
Texture Rate
366.2 GTexel/s
-
FP16 (half)
23.44 TFLOPS
3.524 TFLOPS
FP32 (float)
23.44 TFLOPS
1175 GFLOPS
FP64 (double)
732.5 GFLOPS
Board Design
225W
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
GK110-885-KA-A1
GPU Variant
-
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
6.7
