NVIDIA RTX A4500 vs NVIDIA Tesla K20m

VS

NVIDIA RTX A4500

NVIDIA Tesla K20m

We compared two Professional market GPUs: 20GB VRAM RTX A4500 and 5GB VRAM Tesla K20m to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4500 's Advantages

Released 8 years and 10 months late

Boost Clock1650MHz

More VRAM (20GB vs 5GB)

Larger VRAM bandwidth (640.0GB/s vs 208.0GB/s)

4672 additional rendering cores

Lower TDP (200W vs 225W)

Score

Benchmark

FP32 (float)

RTX A4500 +571%

23.65 TFLOPS

Tesla K20m

3.524 TFLOPS

RTX A4500

VS

Tesla K20m

Graphics Card

Nov 2021

Release Date

Jan 2013

Quadro Ampere

Generation

Tesla

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1050 MHz

Base Clock

-

1650 MHz

Boost Clock

-

2000 MHz

Memory Clock

1300 MHz

Memory

20GB

Memory Size

5GB

GDDR6

Memory Type

GDDR5

320bit

Memory Bus

320bit

640.0GB/s

Bandwidth

208.0GB/s

Render Config

-

56

SM Count

-

7168

Shading Units

2496

224

TMUs

208

96

ROPs

40

224

Tensor Cores

-

56

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

6 MB

L2 Cache

1280 KB

-

Theoretical Performance

158.4 GPixel/s

Pixel Rate

36.71 GPixel/s

369.6 GTexel/s

Texture Rate

146.8 GTexel/s

23.65 TFLOPS

FP16 (half)

-

23.65 TFLOPS

FP32 (float)

3.524 TFLOPS

369.6 GFLOPS

FP64 (double)

1175 GFLOPS

Board Design

200W

TDP

225W

550 W

Suggested PSU

550 W

4x DisplayPort 1.4a

Outputs

No outputs

1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GA102

GPU Name

GK110

-

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

7.08 billion

628 mm²

Die Size

561 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.6

CUDA

3.5

6.7

Shader Model

5.1

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