AMD Radeon RX 560 vs AMD Radeon HD 7770 GHz Edition

VS

AMD Radeon RX 560

AMD Radeon HD 7770 GHz Edition

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 560 and 1024MB VRAM Radeon HD 7770 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560 's Advantages

Released 5 years and 2 months late

Boost Clock1275MHz

More VRAM (4GB vs 1024GB)

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

384 additional rendering cores

Lower TDP (75W vs 80W)

Score

Benchmark

FP32 (float)

Radeon RX 560 +103%

2.611 TFLOPS

Radeon HD 7770 GHz Edition

1.28 TFLOPS

Radeon RX 560

VS

Radeon HD 7770 GHz Edition

Graphics Card

Apr 2017

Release Date

Feb 2012

Polaris

Generation

Southern 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

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

112.0GB/s

Bandwidth

72.00GB/s

Render Config

16

Compute Units

10

-

1024

Shading Units

640

64

TMUs

40

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

16.00 GPixel/s

81.60 GTexel/s

Texture Rate

40.00 GTexel/s

2.611 TFLOPS

FP16 (half)

-

2.611 TFLOPS

FP32 (float)

1280 GFLOPS

163.2 GFLOPS

FP64 (double)

80.00 GFLOPS

Board Design

75W

TDP

80W

250 W

Suggested PSU

250 W

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

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

Polaris 21

GPU Name

Cape Verde

Polaris 21 XT (215-0908004)

GPU Variant

Cape Verde XT

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

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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