NVIDIA Tesla K20X vs NVIDIA RTX A5000 Mobile

VS

NVIDIA Tesla K20X

NVIDIA RTX A5000 Mobile

We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 16GB VRAM RTX A5000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A5000 Mobile 's Advantages

Released 8 years and 5 months late

Boost Clock1575MHz

More VRAM (16GB vs 6GB)

Larger VRAM bandwidth (448.0GB/s vs 249.6GB/s)

3456 additional rendering cores

Lower TDP (150W vs 235W)

Score

Benchmark

FP32 (float)

Tesla K20X

3.935 TFLOPS

RTX A5000 Mobile +391%

19.35 TFLOPS

Tesla K20X

VS

RTX A5000 Mobile

Graphics Card

Nov 2012

Release Date

Apr 2021

Tesla

Generation

Quadro Ampere-M

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

1575 MHz

1300 MHz

Memory Clock

1750 MHz

Memory

6GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

256bit

249.6GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

48

2688

Shading Units

6144

224

TMUs

192

48

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per SMX)

L1 Cache

128 KB (per SM)

1536 KB

L2 Cache

4 MB

-

Theoretical Performance

40.99 GPixel/s

Pixel Rate

151.2 GPixel/s

164.0 GTexel/s

Texture Rate

302.4 GTexel/s

-

FP16 (half)

19.35 TFLOPS

3.935 TFLOPS

FP32 (float)

19.35 TFLOPS

1312 GFLOPS

FP64 (double)

302.4 GFLOPS

Board Design

235W

TDP

150W

550 W

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GK110

GPU Name

GA104

-

Kepler

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

7.08 billion

Transistors

17.4 billion

561 mm²

Die Size

392 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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