AMD Radeon Pro 560 vs ATI Mobility Radeon HD 3870

VS

AMD Radeon Pro 560

ATI Mobility Radeon HD 3870

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 560 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 Pro 560 's Advantages

Released 8 years and 10 months late

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (81.28GB/s vs 54.40GB/s)

704 additional rendering cores

ATI Mobility Radeon HD 3870 's Advantages

Lower TDP (55W vs 75W)

Score

Benchmark

FP32 (float)

Radeon Pro 560 +340%

1.858 TFLOPS

Mobility Radeon HD 3870

0.422 TFLOPS

Radeon Pro 560

VS

Mobility Radeon HD 3870

Graphics Card

Apr 2017

Release Date

Jun 2008

Radeon Pro Mac

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1270 MHz

Memory Clock

850 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

81.28GB/s

Bandwidth

54.40GB/s

Render Config

16

Compute Units

4

-

1024

Shading Units

320

64

TMUs

16

ROPs

16

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

14.51 GPixel/s

Pixel Rate

10.56 GPixel/s

58.05 GTexel/s

Texture Rate

10.56 GTexel/s

1.858 TFLOPS

FP16 (half)

-

1.858 TFLOPS

FP32 (float)

422.4 GFLOPS

116.1 GFLOPS

FP64 (double)

84.48 GFLOPS

Board Design

75W

TDP

55W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 21

GPU Name

M88

Polaris 21 XT (215-0908004)

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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