AMD Radeon RX 580 Mobile vs AMD Radeon R5 M320

VS

AMD Radeon RX 580 Mobile

AMD Radeon R5 M320

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 580 Mobile and 4GB VRAM Radeon R5 M320 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 Mobile 's Advantages

Released 1 years and 11 months late

Boost Clock has increased by 26% (1077MHz vs 855MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 16.00GB/s)

1984 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 580 Mobile +807%

4.963 TFLOPS

Radeon R5 M320

0.547 TFLOPS

Radeon RX 580 Mobile

VS

Radeon R5 M320

Graphics Card

Apr 2017

Release Date

May 2015

Mobility Radeon

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

1000 MHz

Base Clock

780 MHz

1077 MHz

Boost Clock

855 MHz

2000 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

256.0GB/s

Bandwidth

16.00GB/s

Render Config

36

Compute Units

5

-

2304

Shading Units

320

144

TMUs

20

32

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

128 KB

-

Theoretical Performance

34.46 GPixel/s

Pixel Rate

6.840 GPixel/s

155.1 GTexel/s

Texture Rate

17.10 GTexel/s

4.963 TFLOPS

FP16 (half)

-

4.963 TFLOPS

FP32 (float)

547.2 GFLOPS

310.2 GFLOPS

FP64 (double)

34.20 GFLOPS

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Polaris 20

GPU Name

Jet

Polaris 20M XT

GPU Variant

Jet PRO (216-0856040)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

0.69 billion

232 mm²

Die Size

56 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

6.4

Shader Model

6.5 (5.1)

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