AMD Radeon RX 560 XT vs AMD Radeon RX 580

VS

AMD Radeon RX 560 XT

AMD Radeon RX 580

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

Main Differences

AMD Radeon RX 560 XT 's Advantages

Released 1 years and 11 months late

Lower TDP (150W vs 185W)

AMD Radeon RX 580 's Advantages

Boost Clock has increased by 9% (1340MHz vs 1226MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (256.0GB/s vs 224.0GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 560 XT

4.394 TFLOPS

Radeon RX 580 +40%

6.175 TFLOPS

Radeon RX 560 XT

VS

Radeon RX 580

Graphics Card

Mar 2019

Release Date

Apr 2017

Polaris

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1074 MHz

Base Clock

1257 MHz

1226 MHz

Boost Clock

1340 MHz

1750 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

224.0GB/s

Bandwidth

256.0GB/s

Render Config

28

Compute Units

36

-

1792

Shading Units

2304

112

TMUs

144

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

2 MB

-

Theoretical Performance

39.23 GPixel/s

Pixel Rate

42.88 GPixel/s

137.3 GTexel/s

Texture Rate

193.0 GTexel/s

4.394 TFLOPS

FP16 (half)

6.175 TFLOPS

4.394 TFLOPS

FP32 (float)

6.175 TFLOPS

274.6 GFLOPS

FP64 (double)

385.9 GFLOPS

Board Design

150W

TDP

185W

450 W

Suggested PSU

450 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Ellesmere

GPU Name

Polaris 20

Polaris 10 LE1

GPU Variant

Polaris 20 XTX (215-0910038)

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

5.7 billion

Transistors

5.7 billion

232 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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