AMD Radeon 520 Mobile vs AMD Radeon RX 580 Mobile

VS

AMD Radeon 520 Mobile

AMD Radeon RX 580 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon 520 Mobile and 8GB VRAM Radeon RX 580 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 520 Mobile 's Advantages

Lower TDP (50W vs 100W)

AMD Radeon RX 580 Mobile 's Advantages

Boost Clock1077MHz

More VRAM (8GB vs 2GB)

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

1984 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 520 Mobile

0.659 TFLOPS

Radeon RX 580 Mobile +653%

4.963 TFLOPS

Radeon 520 Mobile

VS

Radeon RX 580 Mobile

Graphics Card

Apr 2017

Release Date

Apr 2017

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1077 MHz

1000 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

256.0GB/s

Render Config

5

Compute Units

36

-

320

Shading Units

2304

20

TMUs

144

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

2 MB

-

Theoretical Performance

8.240 GPixel/s

Pixel Rate

34.46 GPixel/s

20.60 GTexel/s

Texture Rate

155.1 GTexel/s

-

FP16 (half)

4.963 TFLOPS

659.2 GFLOPS

FP32 (float)

4.963 TFLOPS

41.20 GFLOPS

FP64 (double)

310.2 GFLOPS

Board Design

50W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Banks

GPU Name

Polaris 20

Banks PRO (216-0568010)

GPU Variant

Polaris 20M XT

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

0.69 billion

Transistors

5.7 billion

56 mm²

Die Size

232 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

5.1

Shader Model

6.4

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