AMD Radeon R5 M430 vs AMD Radeon R5 A255

VS

AMD Radeon R5 M430

AMD Radeon R5 A255

We compared two Mobile platform GPUs: 4GB VRAM Radeon R5 M430 and 1024MB VRAM Radeon R5 A255 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M430 's Advantages

Released 2 years late

More VRAM (4GB vs 1024GB)

AMD Radeon R5 A255 's Advantages

Boost Clock has increased by 10% (940MHz vs 855MHz)

Larger VRAM bandwidth (64.00GB/s vs 16.00GB/s)

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M430

0.547 TFLOPS

Radeon R5 A255 +31%

0.721 TFLOPS

Radeon R5 M430

VS

Radeon R5 A255

Graphics Card

Jan 2016

Release Date

Jan 2014

Gem System

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

780 MHz

Base Clock

925 MHz

855 MHz

Boost Clock

940 MHz

1000 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

64.00GB/s

Render Config

5

Compute Units

6

-

320

Shading Units

384

20

TMUs

24

8

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

6.840 GPixel/s

Pixel Rate

7.520 GPixel/s

17.10 GTexel/s

Texture Rate

22.56 GTexel/s

-

547.2 GFLOPS

FP32 (float)

721.9 GFLOPS

-

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Jet

GPU Name

Topaz

Jet PRO (216-0856040)

GPU Variant

Topaz PRO (216-0858030)

GCN 1.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

1.55 billion

56 mm²

Die Size

125 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.2.170

-

6.5 (5.1)

Shader Model

6.5

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