AMD Radeon RX Vega M GH vs AMD Radeon R9 M280X

VS

AMD Radeon RX Vega M GH AMD Radeon R9 M280X

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX Vega M GH and 4GB VRAM Radeon R9 M280X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega M GH 's Advantages

Released 3 years late

Boost Clock has increased by 19% (1190MHz vs 1000MHz)

Larger VRAM bandwidth (204.8GB/s vs 88.00GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX Vega M GH +104%

3.656 TFLOPS

Radeon R9 M280X

1.792 TFLOPS

Radeon RX Vega M GH

VS

Radeon R9 M280X

Graphics Card

Feb 2018

Release Date

Feb 2015

Vega

Generation

Gem System

Mobile

Type

Mobile

IGP

Bus Interface

PCIe 3.0 x16

Clock Speeds

1063 MHz

Base Clock

900 MHz

1190 MHz

Boost Clock

1000 MHz

800 MHz

Memory Clock

1375 MHz

Memory

4GB

Memory Size

4GB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

128bit

204.8GB/s

Bandwidth

88.00GB/s

Render Config

-

SM Count

-

24

Compute Units

14

1536

Shading Units

896

96

TMUs

56

64

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

76.16 GPixel/s

Pixel Rate

16.00 GPixel/s

114.2 GTexel/s

Texture Rate

56.00 GTexel/s

3.656 TFLOPS

FP16 (half)

-

3.656 TFLOPS

FP32 (float)

1.792 TFLOPS

228.5 GFLOPS

FP64 (double)

112.0 GFLOPS

Graphics Processor

Polaris 22

GPU Name

Saturn

VegaM XT (C7398773)

GPU Variant

Saturn XT (216-0843024)

GCN 4.0

Architecture

GCN 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5 billion

Transistors

2.08 billion

208 mm²

Die Size

160 mm²

Board Design

100W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2.170

-

CUDA

-

6.4

Shader Model

6.5

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