NVIDIA Tesla K20X vs NVIDIA A10M

VS

NVIDIA Tesla K20X

NVIDIA A10M

We compared two Professional market GPUs: 6GB VRAM Tesla K20X 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 6GB)

Larger VRAM bandwidth (600.2GB/s vs 249.6GB/s)

4480 additional rendering cores

Lower TDP (150W vs 235W)

Score

Benchmark

FP32 (float)

Tesla K20X

3.935 TFLOPS

A10M +495%

23.44 TFLOPS

Tesla K20X

VS

A10M

Graphics Card

Nov 2012

Release Date

Feb 2022

Tesla

Generation

Tesla Ampere

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

975 MHz

-

Boost Clock

1635 MHz

1300 MHz

Memory Clock

1563 MHz

Memory

6GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

384bit

249.6GB/s

Bandwidth

600.2GB/s

Render Config

-

SM Count

56

2688

Shading Units

7168

224

TMUs

224

48

ROPs

80

-

Tensor Cores

224

-

RT Cores

56

16 KB (per SMX)

L1 Cache

128 KB (per SM)

1536 KB

L2 Cache

6 MB

-

Theoretical Performance

40.99 GPixel/s

Pixel Rate

130.8 GPixel/s

164.0 GTexel/s

Texture Rate

366.2 GTexel/s

-

FP16 (half)

23.44 TFLOPS

3.935 TFLOPS

FP32 (float)

23.44 TFLOPS

1312 GFLOPS

FP64 (double)

732.5 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

-

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

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