AMD Radeon Instinct MI250 vs NVIDIA Quadro K620M

VS

AMD Radeon Instinct MI250

NVIDIA Quadro K620M

We compared two Professional market GPUs: 128GB VRAM Radeon Instinct MI250 and 2GB VRAM Quadro K620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI250 's Advantages

Released 6 years and 8 months late

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

More VRAM (128GB vs 2GB)

Larger VRAM bandwidth (3277GB/s vs 14.40GB/s)

12928 additional rendering cores

NVIDIA Quadro K620M 's Advantages

Lower TDP (30W vs 500W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI250 +5144%

45.26 TFLOPS

Quadro K620M

0.863 TFLOPS

Radeon Instinct MI250

VS

Quadro K620M

Graphics Card

Nov 2021

Release Date

Mar 2015

Radeon Instinct

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

1000 MHz

Base Clock

1029 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

64bit

3277GB/s

Bandwidth

14.40GB/s

Render Config

208

Compute Units

-

13312

Shading Units

384

832

TMUs

16

0

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

16 MB

L2 Cache

1024 KB

-

Theoretical Performance

0 MPixel/s

Pixel Rate

8.992 GPixel/s

1414 GTexel/s

Texture Rate

17.98 GTexel/s

362.1 TFLOPS

FP16 (half)

-

45.26 TFLOPS

FP32 (float)

863.2 GFLOPS

45.26 TFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

500W

TDP

30W

900 W

Suggested PSU

-

No outputs

Outputs

No outputs

2x 8-pin

Power Connectors

None

Graphics Processor

Aldebaran

GPU Name

GM108

Aldebaran

GPU Variant

N15M-Q3

CDNA 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

58.2 billion

Transistors

Unknown

Die Size

Unknown

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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