AMD Radeon RX 560 XT vs AMD Radeon R9 270 1024SP

VS

AMD Radeon RX 560 XT

AMD Radeon R9 270 1024SP

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 560 XT 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 XT 's Advantages

Released 4 years late

Boost Clock has increased by 33% (1226MHz vs 925MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 153.6GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 560 XT +131%

4.394 TFLOPS

Radeon R9 270 1024SP

1.894 TFLOPS

Radeon RX 560 XT

VS

Radeon R9 270 1024SP

Graphics Card

Mar 2019

Release Date

Mar 2015

Polaris

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1074 MHz

Base Clock

900 MHz

1226 MHz

Boost Clock

925 MHz

1750 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

224.0GB/s

Bandwidth

153.6GB/s

Render Config

28

Compute Units

16

-

1792

Shading Units

1024

112

TMUs

64

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

39.23 GPixel/s

Pixel Rate

29.60 GPixel/s

137.3 GTexel/s

Texture Rate

59.20 GTexel/s

4.394 TFLOPS

FP16 (half)

-

4.394 TFLOPS

FP32 (float)

1.894 TFLOPS

274.6 GFLOPS

FP64 (double)

118.4 GFLOPS

Board Design

150W

TDP

150W

450 W

Suggested PSU

450 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Ellesmere

GPU Name

Pitcairn

Polaris 10 LE1

GPU Variant

Pitcairn PRO (215-0828062)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

2.8 billion

232 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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