NVIDIA Quadro K620 vs NVIDIA A10G

VS

NVIDIA Quadro K620

NVIDIA A10G

We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 12GB VRAM A10G to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K620 's Advantages

Lower TDP (45W vs 150W)

NVIDIA A10G 's Advantages

Released 6 years and 9 months late

Boost Clock has increased by 52% (1710MHz vs 1124MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (600.2GB/s vs 28.80GB/s)

8832 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K620

0.863 TFLOPS

A10G +3552%

31.52 TFLOPS

Quadro K620

VS

A10G

Graphics Card

Jul 2014

Release Date

Apr 2021

Quadro

Generation

Tesla

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1058 MHz

Base Clock

1320 MHz

1124 MHz

Boost Clock

1710 MHz

900 MHz

Memory Clock

1563 MHz

Memory

2GB

Memory Size

12GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

384bit

28.80GB/s

Bandwidth

600.2GB/s

Render Config

-

SM Count

72

384

Shading Units

9216

24

TMUs

288

16

ROPs

96

-

Tensor Cores

288

-

RT Cores

72

64 KB (per SMM)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

6 MB

-

Theoretical Performance

17.98 GPixel/s

Pixel Rate

164.2 GPixel/s

26.98 GTexel/s

Texture Rate

492.5 GTexel/s

-

FP16 (half)

31.52 TFLOPS

863.2 GFLOPS

FP32 (float)

31.52 TFLOPS

26.98 GFLOPS

FP64 (double)

985.0 GFLOPS

Board Design

45W

TDP

150W

200 W

Suggested PSU

450 W

1x DVI 1x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

8-pin EPS

Graphics Processor

GM107

GPU Name

GA102

GM107-850-A2

GPU Variant

GA102-890-A1

Maxwell

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

1.87 billion

Transistors

28.3 billion

148 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

1.3

Vulkan

1.3

5.0

CUDA

8.6

5.1

Shader Model

6.6

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