AMD Radeon HD 8770M vs AMD Radeon RX 570 Mobile

VS

AMD Radeon HD 8770M

AMD Radeon RX 570 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8770M and 8GB VRAM Radeon RX 570 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 570 Mobile 's Advantages

Released 4 years and 8 months late

Boost Clock has increased by 46% (1206MHz vs 825MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (211.2GB/s vs 72.00GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8770M

0.633 TFLOPS

Radeon RX 570 Mobile +680%

4.94 TFLOPS

Radeon HD 8770M

VS

Radeon RX 570 Mobile

Graphics Card

Apr 2013

Release Date

Dec 2017

Solar System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

775 MHz

Base Clock

926 MHz

825 MHz

Boost Clock

1206 MHz

1125 MHz

Memory Clock

1650 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

72.00GB/s

Bandwidth

211.2GB/s

Render Config

6

Compute Units

32

-

384

Shading Units

2048

24

TMUs

128

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

38.59 GPixel/s

19.80 GTexel/s

Texture Rate

154.4 GTexel/s

-

FP16 (half)

4.940 TFLOPS

633.6 GFLOPS

FP32 (float)

4.940 TFLOPS

39.60 GFLOPS

FP64 (double)

308.7 GFLOPS

Board Design

Unknown

TDP

85W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Mars

GPU Name

Ellesmere

Mars S3 XT (216-0842018)

GPU Variant

Ellesmere PRO

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

0.95 billion

Transistors

5.7 billion

77 mm²

Die Size

232 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

6.4

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