NVIDIA Tesla K20X vs NVIDIA RTX A2000

VS

NVIDIA Tesla K20X NVIDIA RTX A2000

We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 6GB VRAM RTX A2000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A2000 's Advantages

Released 8 years and 9 months late

Boost Clock1200MHz

Larger VRAM bandwidth (288.0GB/s vs 249.6GB/s)

640 additional rendering cores

Lower TDP (70W vs 235W)

Score

Benchmark

FP32 (float)

Tesla K20X

3.935 TFLOPS

RTX A2000 +102%

7.987 TFLOPS

Tesla K20X

VS

RTX A2000

Graphics Card

Nov 2012

Release Date

Aug 2021

Tesla

Generation

Quadro Ampere

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

562 MHz

-

Boost Clock

1200 MHz

1300 MHz

Memory Clock

1500 MHz

Memory

6GB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

192bit

249.6GB/s

Bandwidth

288.0GB/s

Render Config

-

SM Count

26

-

Compute Units

-

2688

Shading Units

3328

224

TMUs

104

48

ROPs

48

-

Tensor Cores

104

-

RT Cores

26

16 KB (per SMX)

L1 Cache

128 KB (per SM)

1536 KB

L2 Cache

3 MB

Theoretical Performance

40.99 GPixel/s

Pixel Rate

57.60 GPixel/s

164.0 GTexel/s

Texture Rate

124.8 GTexel/s

-

FP16 (half)

7.987 TFLOPS

3.935 TFLOPS

FP32 (float)

7.987 TFLOPS

1312 GFLOPS

FP64 (double)

124.8 GFLOPS

Graphics Processor

GK110

GPU Name

GA106

-

GPU Variant

GA106-850-A1

Kepler

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

7.08 billion

Transistors

12 billion

561 mm²

Die Size

276 mm²

Board Design

235W

TDP

70W

550 W

Suggested PSU

250 W

No outputs

Outputs

4x mini-DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

None

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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