AMD Radeon R5 A320 vs AMD Radeon R9 M290X

VS

AMD Radeon R5 A320

AMD Radeon R9 M290X

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A320 and 4GB VRAM Radeon R9 M290X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A320 's Advantages

Released 1 years late

AMD Radeon R9 M290X 's Advantages

Boost Clock has increased by 9% (900MHz vs 825MHz)

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 16.00GB/s)

960 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A320

0.528 TFLOPS

Radeon R9 M290X +336%

2.304 TFLOPS

Radeon R5 A320

VS

Radeon R9 M290X

Graphics Card

Jan 2015

Release Date

Jan 2014

All-In-One

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

750 MHz

Base Clock

850 MHz

825 MHz

Boost Clock

900 MHz

1000 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

153.6GB/s

Render Config

5

Compute Units

20

-

320

Shading Units

1280

20

TMUs

80

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

28.80 GPixel/s

16.50 GTexel/s

Texture Rate

72.00 GTexel/s

-

528.0 GFLOPS

FP32 (float)

2.304 TFLOPS

-

FP64 (double)

144.0 GFLOPS

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Jet

GPU Name

Neptune

Jet PRO (216-0856040)

GPU Variant

Neptune XT (216-0847000)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

2.8 billion

56 mm²

Die Size

212 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

1.2

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

5.1

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