AMD Radeon RX 560 Mobile vs ATI Mobility Radeon HD 3870

VS

AMD Radeon RX 560 Mobile

ATI Mobility Radeon HD 3870

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 560 Mobile and 512MB VRAM Mobility Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560 Mobile 's Advantages

Released 8 years and 7 months late

Boost Clock1032MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (109.4GB/s vs 54.40GB/s)

576 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 560 Mobile +338%

1.849 TFLOPS

Mobility Radeon HD 3870

0.422 TFLOPS

Radeon RX 560 Mobile

VS

Mobility Radeon HD 3870

Graphics Card

Jan 2017

Release Date

Jun 2008

Mobility Radeon

Generation

M8x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

784 MHz

Base Clock

-

1032 MHz

Boost Clock

-

1710 MHz

Memory Clock

850 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

109.4GB/s

Bandwidth

54.40GB/s

Render Config

14

Compute Units

4

-

896

Shading Units

320

56

TMUs

16

ROPs

16

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

16.51 GPixel/s

Pixel Rate

10.56 GPixel/s

57.79 GTexel/s

Texture Rate

10.56 GTexel/s

1.849 TFLOPS

FP16 (half)

-

1.849 TFLOPS

FP32 (float)

422.4 GFLOPS

115.6 GFLOPS

FP64 (double)

84.48 GFLOPS

Board Design

55W

TDP

55W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Baffin

GPU Name

M88

BaffinM-XT

GPU Variant

-

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

3 billion

Transistors

0.666 billion

123 mm²

Die Size

192 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

N/A

1.2

Vulkan

N/A

-

6.4

Shader Model

4.1

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