AMD Radeon RX 560 vs AMD Radeon R7 450 OEM

VS

AMD Radeon RX 560

AMD Radeon R7 450 OEM

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 560 and 2GB VRAM Radeon R7 450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560 's Advantages

Released 10 months late

Boost Clock1275MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (112.0GB/s vs 72.00GB/s)

512 additional rendering cores

AMD Radeon R7 450 OEM 's Advantages

Lower TDP (65W vs 75W)

Score

Benchmark

FP32 (float)

Radeon RX 560 +175%

2.611 TFLOPS

Radeon R7 450 OEM

0.947 TFLOPS

Radeon RX 560

VS

Radeon R7 450 OEM

Graphics Card

Apr 2017

Release Date

Jun 2016

Polaris

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1175 MHz

Base Clock

-

1275 MHz

Boost Clock

-

1750 MHz

Memory Clock

1125 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

112.0GB/s

Bandwidth

72.00GB/s

Render Config

16

Compute Units

8

-

1024

Shading Units

512

64

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

20.40 GPixel/s

Pixel Rate

14.80 GPixel/s

81.60 GTexel/s

Texture Rate

29.60 GTexel/s

2.611 TFLOPS

FP16 (half)

-

2.611 TFLOPS

FP32 (float)

947.2 GFLOPS

163.2 GFLOPS

FP64 (double)

59.20 GFLOPS

Board Design

75W

TDP

65W

250 W

Suggested PSU

250 W

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

Outputs

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

None

Power Connectors

None

Graphics Processor

Polaris 21

GPU Name

Cape Verde

Polaris 21 XT (215-0908004)

GPU Variant

Cape Verde PRO2

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

1.5 billion

123 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

6.4

Shader Model

6.5 (5.1)

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