AMD Radeon RX 560 XT vs AMD Radeon R9 270X

VS

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 560 XT and 2GB VRAM Radeon R9 270X 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 5 years and 5 months late

Boost Clock has increased by 17% (1226MHz vs 1050MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 179.2GB/s)

512 additional rendering cores

Lower TDP (150W vs 180W)

Score

Benchmark

FP32 (float)

Radeon RX 560 XT +63%

4.394 TFLOPS

Radeon R9 270X

2.688 TFLOPS

Radeon RX 560 XT

VS

Radeon R9 270X

Graphics Card

Mar 2019

Release Date

Oct 2013

Polaris

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1074 MHz

Base Clock

1000 MHz

1226 MHz

Boost Clock

1050 MHz

1750 MHz

Memory Clock

1400 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

224.0GB/s

Bandwidth

179.2GB/s

Render Config

-

SM Count

-

28

Compute Units

20

1792

Shading Units

1280

112

TMUs

80

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

Theoretical Performance

39.23 GPixel/s

Pixel Rate

33.60 GPixel/s

137.3 GTexel/s

Texture Rate

84.00 GTexel/s

4.394 TFLOPS

FP16 (half)

-

4.394 TFLOPS

FP32 (float)

2.688 TFLOPS

274.6 GFLOPS

FP64 (double)

168.0 GFLOPS

Graphics Processor

Ellesmere

GPU Name

Curacao

Polaris 10 LE1

GPU Variant

Curacao XT (215-0848004)

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

Board Design

150W

TDP

180W

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

2x 6-pin

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

5.1

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