Home GPU Comparison NVIDIA Tesla K20m vs NVIDIA Tesla P100 DGXS

NVIDIA Tesla K20m vs NVIDIA Tesla P100 DGXS

We compared two Professional market GPUs: 5GB VRAM Tesla K20m and 16GB VRAM Tesla P100 DGXS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20m 's Advantages
Lower TDP (225W vs 300W)
NVIDIA Tesla P100 DGXS 's Advantages
Released 3 years and 3 months late
Boost Clock1480MHz
More VRAM (16GB vs 5GB)
Larger VRAM bandwidth (732.2GB/s vs 208.0GB/s)
1088 additional rendering cores

Score

Benchmark

FP32 (float)
Tesla K20m
3.524 TFLOPS
Tesla P100 DGXS +201%
10.61 TFLOPS
VS

Graphics Card

Jan 2013
Release Date
Apr 2016
Tesla
Generation
Tesla
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
1328 MHz
-
Boost Clock
1480 MHz
1300 MHz
Memory Clock
715 MHz

Memory

5GB
Memory Size
16GB
GDDR5
Memory Type
HBM2
320bit
Memory Bus
4096bit
208.0GB/s
Bandwidth
732.2GB/s

Render Config

-
-
-
-
SM Count
56
2496
Shading Units
3584
208
TMUs
224
40
ROPs
96
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
24 KB (per SM)
1280 KB
L2 Cache
4 MB
-
-
-

Theoretical Performance

36.71 GPixel/s
Pixel Rate
142.1 GPixel/s
146.8 GTexel/s
Texture Rate
331.5 GTexel/s
-
FP16 (half)
21.22 TFLOPS
3.524 TFLOPS
FP32 (float)
10.61 TFLOPS
1175 GFLOPS
FP64 (double)
5.304 TFLOPS

Board Design

225W
TDP
300W
550 W
Suggested PSU
700 W
No outputs
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
None

Graphics Processor

GK110
GPU Name
GP100
-
-
-
Kepler
Architecture
Pascal
TSMC
Foundry
TSMC
28 nm
Process Size
16 nm
7.08 billion
Transistors
15.3 billion
561 mm²
Die Size
610 mm²

Graphics Features

12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.5
CUDA
6.0
5.1
Shader Model
6.4

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