AMD Radeon Instinct MI8 vs NVIDIA Quadro P620 Mobile

VS

AMD Radeon Instinct MI8

NVIDIA Quadro P620 Mobile

We compared two Professional market GPUs: 4GB VRAM Radeon Instinct MI8 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 MI8 's Advantages

Larger VRAM bandwidth (512.0GB/s vs 96.13GB/s)

3584 additional rendering cores

NVIDIA Quadro P620 Mobile 's Advantages

Released 1 years and 2 months late

Boost Clock1443MHz

Lower TDP (40W vs 175W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI8 +454%

8.192 TFLOPS

Quadro P620 Mobile

1.478 TFLOPS

Radeon Instinct MI8

VS

Quadro P620 Mobile

Graphics Card

Dec 2016

Release Date

Feb 2018

Radeon Instinct

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1177 MHz

-

Boost Clock

1443 MHz

500 MHz

Memory Clock

1502 MHz

Memory

4GB

Memory Size

4GB

HBM

Memory Type

GDDR5

4096bit

Memory Bus

128bit

512.0GB/s

Bandwidth

96.13GB/s

Render Config

64

Compute Units

-

SM Count

4

4096

Shading Units

512

256

TMUs

32

64

ROPs

16

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

23.09 GPixel/s

256.0 GTexel/s

Texture Rate

46.18 GTexel/s

8.192 TFLOPS

FP16 (half)

23.09 GFLOPS

8.192 TFLOPS

FP32 (float)

1478 GFLOPS

512.0 GFLOPS

FP64 (double)

46.18 GFLOPS

Board Design

175W

TDP

40W

450 W

Suggested PSU

-

No outputs

Outputs

No outputs

1x 8-pin

Power Connectors

None

Graphics Processor

Fiji

GPU Name

GP107

Fiji XT CA (215-0862120)

GPU Variant

-

GCN 3.0

Architecture

Pascal

TSMC

Foundry

Samsung

28 nm

Process Size

14 nm

8.9 billion

Transistors

3.3 billion

596 mm²

Die Size

132 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

6.1

6.5

Shader Model

6.4

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