AMD Radeon HD 6625M vs AMD Radeon RX Vega M GH

VS

AMD Radeon HD 6625M

AMD Radeon RX Vega M GH

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6625M and 4GB VRAM Radeon RX Vega M GH to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6625M 's Advantages

Lower TDP (26W vs 100W)

AMD Radeon RX Vega M GH 's Advantages

Released 7 years and 1 months late

Boost Clock1190MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (204.8GB/s vs 25.60GB/s)

1056 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6625M

0.432 TFLOPS

Radeon RX Vega M GH +746%

3.656 TFLOPS

Radeon HD 6625M

VS

Radeon RX Vega M GH

Graphics Card

Jan 2011

Release Date

Feb 2018

Vancouver

Generation

Vega

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

IGP

Clock Speeds

-

Base Clock

1063 MHz

-

Boost Clock

1190 MHz

800 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

HBM2

128bit

Memory Bus

1024bit

25.60GB/s

Bandwidth

204.8GB/s

Render Config

6

Compute Units

24

-

480

Shading Units

1536

24

TMUs

96

8

ROPs

64

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

3.600 GPixel/s

Pixel Rate

76.16 GPixel/s

10.80 GTexel/s

Texture Rate

114.2 GTexel/s

-

FP16 (half)

3.656 TFLOPS

432.0 GFLOPS

FP32 (float)

3.656 TFLOPS

-

FP64 (double)

228.5 GFLOPS

Board Design

26W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Whistler

GPU Name

Polaris 22

Whistler LP

GPU Variant

VegaM XT (C7398773)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.716 billion

Transistors

5 billion

104 mm²

Die Size

208 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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