AMD Radeon RX 560X Mobile vs AMD Radeon HD 7770M

VS

AMD Radeon RX 560X Mobile

AMD Radeon HD 7770M

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

Main Differences

AMD Radeon RX 560X Mobile 's Advantages

Released 6 years and 9 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (112.0GB/s vs 64.00GB/s)

384 additional rendering cores

AMD Radeon HD 7770M 's Advantages

Lower TDP (32W vs 65W)

Score

Benchmark

FP32 (float)

Radeon RX 560X Mobile +217%

2.192 TFLOPS

Radeon HD 7770M

0.691 TFLOPS

Radeon RX 560X Mobile

VS

Radeon HD 7770M

Graphics Card

Jan 2019

Release Date

Apr 2012

Mobility Radeon

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1750 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

112.0GB/s

Bandwidth

64.00GB/s

Render Config

14

Compute Units

8

-

896

Shading Units

512

56

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

19.57 GPixel/s

Pixel Rate

10.80 GPixel/s

68.49 GTexel/s

Texture Rate

21.60 GTexel/s

2.192 TFLOPS

FP16 (half)

-

2.192 TFLOPS

FP32 (float)

691.2 GFLOPS

137.0 GFLOPS

FP64 (double)

43.20 GFLOPS

Board Design

65W

TDP

32W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 31

GPU Name

Chelsea

Polaris 31 MXL

GPU Variant

Chelsea 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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