AMD Radeon RX 560DX vs AMD Radeon RX 580X

VS

AMD Radeon RX 560DX

AMD Radeon RX 580X

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 560DX and 8GB VRAM Radeon RX 580X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560DX 's Advantages

Lower TDP (65W vs 185W)

AMD Radeon RX 580X 's Advantages

Boost Clock has increased by 14% (1340MHz vs 1175MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 96.00GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 560DX

2.106 TFLOPS

Radeon RX 580X +193%

6.175 TFLOPS

Radeon RX 560DX

VS

Radeon RX 580X

Graphics Card

Apr 2018

Release Date

Apr 2018

Polaris

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1090 MHz

Base Clock

1257 MHz

1175 MHz

Boost Clock

1340 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

256.0GB/s

Render Config

14

Compute Units

36

-

896

Shading Units

2304

56

TMUs

144

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

2 MB

-

Theoretical Performance

18.80 GPixel/s

Pixel Rate

42.88 GPixel/s

65.80 GTexel/s

Texture Rate

193.0 GTexel/s

2.106 TFLOPS

FP16 (half)

6.175 TFLOPS

2.106 TFLOPS

FP32 (float)

6.175 TFLOPS

131.6 GFLOPS

FP64 (double)

385.9 GFLOPS

Board Design

65W

TDP

185W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

Polaris 21

GPU Name

Polaris 20

Polaris 21 XL

GPU Variant

Polaris 20 XTX (215-0910038)

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

3 billion

Transistors

5.7 billion

123 mm²

Die Size

232 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

6.4

Shader Model

6.4

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