NVIDIA Tesla K20s vs NVIDIA RTX A5500

VS

We compared two Professional market GPUs: 5GB VRAM Tesla K20s and 24GB VRAM RTX A5500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20s 's Advantages

Lower TDP (225W vs 230W)

NVIDIA RTX A5500 's Advantages

Released 9 years and 1 months late

Boost Clock1665MHz

More VRAM (24GB vs 5GB)

Larger VRAM bandwidth (768.0GB/s vs 208.0GB/s)

7744 additional rendering cores

Score

Benchmark

FP32 (float)

Tesla K20s

2.87 TFLOPS

RTX A5500 +1088%

34.1 TFLOPS

Tesla K20s

VS

RTX A5500

Graphics Card

Feb 2013

Release Date

Mar 2022

Tesla

Generation

Quadro Ampere

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1080 MHz

-

Boost Clock

1665 MHz

1300 MHz

Memory Clock

2000 MHz

Memory

5GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6

320bit

Memory Bus

384bit

208.0GB/s

Bandwidth

768.0GB/s

Render Config

-

SM Count

80

-

Compute Units

-

2496

Shading Units

10240

208

TMUs

320

40

ROPs

96

-

Tensor Cores

320

-

RT Cores

80

16 KB (per SMX)

L1 Cache

128 KB (per SM)

1280 KB

L2 Cache

6 MB

Theoretical Performance

29.90 GPixel/s

Pixel Rate

159.8 GPixel/s

119.6 GTexel/s

Texture Rate

532.8 GTexel/s

-

FP16 (half)

34.10 TFLOPS

2.870 TFLOPS

FP32 (float)

34.10 TFLOPS

956.8 GFLOPS

FP64 (double)

532.8 GFLOPS

Graphics Processor

GK110

GPU Name

GA102

-

GPU Variant

-

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

Board Design

225W

TDP

230W

550 W

Suggested PSU

550 W

No outputs

Outputs

4x DisplayPort 1.4a

-

Power Connectors

1x 8-pin

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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