AMD Radeon Instinct MI100 vs NVIDIA Quadro K620M

VS

AMD Radeon Instinct MI100

NVIDIA Quadro K620M

We compared two Professional market GPUs: 32GB VRAM Radeon Instinct MI100 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 MI100 's Advantages

Released 5 years and 8 months late

Boost Clock has increased by 34% (1502MHz vs 1124MHz)

More VRAM (32GB vs 2GB)

Larger VRAM bandwidth (1229GB/s vs 14.40GB/s)

7296 additional rendering cores

NVIDIA Quadro K620M 's Advantages

Lower TDP (30W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI100 +2573%

23.07 TFLOPS

Quadro K620M

0.863 TFLOPS

Radeon Instinct MI100

VS

Quadro K620M

Graphics Card

Nov 2020

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

1502 MHz

Boost Clock

1124 MHz

1200 MHz

Memory Clock

900 MHz

Memory

32GB

Memory Size

2GB

HBM2

Memory Type

DDR3

4096bit

Memory Bus

64bit

1229GB/s

Bandwidth

14.40GB/s

Render Config

120

Compute Units

-

7680

Shading Units

384

480

TMUs

16

64

ROPs

8

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

8 MB

L2 Cache

1024 KB

-

Theoretical Performance

96.13 GPixel/s

Pixel Rate

8.992 GPixel/s

721.0 GTexel/s

Texture Rate

17.98 GTexel/s

184.6 TFLOPS

FP16 (half)

-

23.07 TFLOPS

FP32 (float)

863.2 GFLOPS

11.54 TFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

300W

TDP

30W

700 W

Suggested PSU

-

No outputs

Outputs

No outputs

2x 8-pin

Power Connectors

None

Graphics Processor

Arcturus

GPU Name

GM108

Arcturus XL

GPU Variant

N15M-Q3

CDNA 1.0

Architecture

Maxwell

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

25.6 billion

Transistors

Unknown

750 mm²

Die Size

Unknown

Graphics Features

N/A

DirectX

12 (11_0)

N/A

OpenGL

4.6

2.1

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

N/A

Shader Model

5.1

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