AMD Radeon R5 A320 vs AMD Radeon R9 M280X

VS

AMD Radeon R5 A320

AMD Radeon R9 M280X

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A320 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 R9 M280X 's Advantages

Boost Clock has increased by 21% (1000MHz vs 825MHz)

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (88.00GB/s vs 16.00GB/s)

576 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A320

0.528 TFLOPS

Radeon R9 M280X +239%

1.792 TFLOPS

Radeon R5 A320

VS

Radeon R9 M280X

Graphics Card

Jan 2015

Release Date

Feb 2015

All-In-One

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

750 MHz

Base Clock

900 MHz

825 MHz

Boost Clock

1000 MHz

Memory Clock

1375 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

88.00GB/s

Render Config

5

Compute Units

14

-

320

Shading Units

896

20

TMUs

56

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

16.00 GPixel/s

16.50 GTexel/s

Texture Rate

56.00 GTexel/s

-

528.0 GFLOPS

FP32 (float)

1.792 TFLOPS

-

FP64 (double)

112.0 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Jet

GPU Name

Saturn

Jet PRO (216-0856040)

GPU Variant

Saturn XT (216-0843024)

GCN 1.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

2.08 billion

56 mm²

Die Size

160 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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