AMD Radeon Instinct MI250X vs NVIDIA Quadro K620

VS

AMD Radeon Instinct MI250X NVIDIA Quadro K620

We compared two Professional market GPUs: 128GB VRAM Radeon Instinct MI250X and 2GB VRAM Quadro K620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI250X 's Advantages

Released 7 years and 4 months late

Boost Clock has increased by 51% (1700MHz vs 1124MHz)

More VRAM (128GB vs 2GB)

Larger VRAM bandwidth (3277GB/s vs 28.80GB/s)

13696 additional rendering cores

NVIDIA Quadro K620 's Advantages

Lower TDP (45W vs 500W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI250X +5446%

47.87 TFLOPS

Quadro K620

0.863 TFLOPS

Radeon Instinct MI250X

VS

Quadro K620

Graphics Card

Nov 2021

Release Date

Jul 2014

Radeon Instinct

Generation

Quadro

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1000 MHz

Base Clock

1058 MHz

1700 MHz

Boost Clock

1124 MHz

1600 MHz

Memory Clock

900 MHz

Memory

128GB

Memory Size

2GB

HBM2e

Memory Type

DDR3

8192bit

Memory Bus

128bit

3277GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

220

Compute Units

-

14080

Shading Units

384

880

TMUs

24

0

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

16 MB

L2 Cache

2 MB

Theoretical Performance

0 MPixel/s

Pixel Rate

17.98 GPixel/s

1496 GTexel/s

Texture Rate

26.98 GTexel/s

383.0 TFLOPS

FP16 (half)

-

47.87 TFLOPS

FP32 (float)

863.2 GFLOPS

47.87 TFLOPS

FP64 (double)

26.98 GFLOPS

Graphics Processor

Aldebaran

GPU Name

GM107

Aldebaran XT

GPU Variant

GM107-850-A2

CDNA 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

58.2 billion

Transistors

1.87 billion

Unknown

Die Size

148 mm²

Board Design

500W

TDP

45W

900 W

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x DisplayPort 1.4a

2x 8-pin

Power Connectors

None

Graphics Features

N/A

DirectX

12 (11_0)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

N/A

Shader Model

5.1

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