AMD Radeon Instinct MI300 vs NVIDIA Quadro P620 Mobile

VS

AMD Radeon Instinct MI300

NVIDIA Quadro P620 Mobile

We compared two Professional market GPUs: 128GB VRAM Radeon Instinct MI300 and 4GB VRAM Quadro P620 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI300 's Advantages

Released 4 years and 11 months late

Boost Clock has increased by 18% (1700MHz vs 1443MHz)

More VRAM (128GB vs 4GB)

Larger VRAM bandwidth (3277GB/s vs 96.13GB/s)

13568 additional rendering cores

NVIDIA Quadro P620 Mobile 's Advantages

Lower TDP (40W vs 600W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI300 +3138%

47.87 TFLOPS

Quadro P620 Mobile

1.478 TFLOPS

Radeon Instinct MI300

VS

Quadro P620 Mobile

Graphics Card

Jan 2023

Release Date

Feb 2018

Radeon Instinct

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 5.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

1177 MHz

1700 MHz

Boost Clock

1443 MHz

1600 MHz

Memory Clock

1502 MHz

Memory

128GB

Memory Size

4GB

HBM3

Memory Type

GDDR5

8192bit

Memory Bus

128bit

3277GB/s

Bandwidth

96.13GB/s

Render Config

220

Compute Units

-

SM Count

4

14080

Shading Units

512

880

TMUs

32

0

ROPs

16

880

Tensor Cores

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

16 MB

L2 Cache

1024 KB

-

Theoretical Performance

0 MPixel/s

Pixel Rate

23.09 GPixel/s

1496 GTexel/s

Texture Rate

46.18 GTexel/s

383.0 TFLOPS

FP16 (half)

23.09 GFLOPS

47.87 TFLOPS

FP32 (float)

1478 GFLOPS

47.87 TFLOPS

FP64 (double)

46.18 GFLOPS

Board Design

600W

TDP

40W

1000 W

Suggested PSU

-

No outputs

Outputs

No outputs

2x 8-pin

Power Connectors

None

Graphics Processor

Aqua Vanjaram

GPU Name

GP107

-

CDNA 3.0

Architecture

Pascal

TSMC

Foundry

Samsung

5 nm

Process Size

14 nm

153 billion

Transistors

3.3 billion

1017 mm²

Die Size

132 mm²

Graphics Features

N/A

DirectX

12 (12_1)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

6.1

N/A

Shader Model

6.4

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