AMD Radeon RX 560 vs AMD Radeon R9 270 1024SP

VS

AMD Radeon RX 560

AMD Radeon R9 270 1024SP

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 560 and 2GB VRAM Radeon R9 270 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560 's Advantages

Released 2 years and 1 months late

Boost Clock has increased by 38% (1275MHz vs 925MHz)

More VRAM (4GB vs 2GB)

Lower TDP (75W vs 150W)

AMD Radeon R9 270 1024SP 's Advantages

Larger VRAM bandwidth (153.6GB/s vs 112.0GB/s)

Score

Benchmark

FP32 (float)

Radeon RX 560 +37%

2.611 TFLOPS

Radeon R9 270 1024SP

1.894 TFLOPS

Radeon RX 560

VS

Radeon R9 270 1024SP

Graphics Card

Apr 2017

Release Date

Mar 2015

Polaris

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1175 MHz

Base Clock

900 MHz

1275 MHz

Boost Clock

925 MHz

1750 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

112.0GB/s

Bandwidth

153.6GB/s

Render Config

16

Compute Units

16

-

1024

Shading Units

1024

64

TMUs

64

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

20.40 GPixel/s

Pixel Rate

29.60 GPixel/s

81.60 GTexel/s

Texture Rate

59.20 GTexel/s

2.611 TFLOPS

FP16 (half)

-

2.611 TFLOPS

FP32 (float)

1.894 TFLOPS

163.2 GFLOPS

FP64 (double)

118.4 GFLOPS

Board Design

75W

TDP

150W

250 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

Polaris 21

GPU Name

Pitcairn

Polaris 21 XT (215-0908004)

GPU Variant

Pitcairn PRO (215-0828062)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

2.8 billion

123 mm²

Die Size

212 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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