AMD Radeon R9 270X vs AMD Radeon RX 560D

VS

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

Main Differences

AMD Radeon R9 270X 's Advantages

Larger VRAM bandwidth (179.2GB/s vs 96.00GB/s)

384 additional rendering cores

AMD Radeon RX 560D 's Advantages

Released 3 years and 9 months late

Boost Clock has increased by 12% (1175MHz vs 1050MHz)

More VRAM (4GB vs 2GB)

Lower TDP (65W vs 180W)

Score

Benchmark

FP32 (float)

Radeon R9 270X +27%

2.688 TFLOPS

Radeon RX 560D

2.106 TFLOPS

Radeon R9 270X

VS

Radeon RX 560D

Graphics Card

Oct 2013

Release Date

Jul 2017

Volcanic Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1000 MHz

Base Clock

1090 MHz

1050 MHz

Boost Clock

1175 MHz

1400 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

179.2GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

20

Compute Units

14

1280

Shading Units

896

80

TMUs

56

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

Theoretical Performance

33.60 GPixel/s

Pixel Rate

18.80 GPixel/s

84.00 GTexel/s

Texture Rate

65.80 GTexel/s

-

FP16 (half)

2.106 TFLOPS

2.688 TFLOPS

FP32 (float)

2.106 TFLOPS

168.0 GFLOPS

FP64 (double)

131.6 GFLOPS

Graphics Processor

Curacao

GPU Name

Polaris 21

Curacao XT (215-0848004)

GPU Variant

Polaris 21 XL

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

3 billion

212 mm²

Die Size

123 mm²

Board Design

180W

TDP

65W

450 W

Suggested PSU

250 W

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

Outputs

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

2x 6-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.4

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