AMD Radeon HD 8870M vs AMD Radeon Pro 560X

VS

AMD Radeon HD 8870M

AMD Radeon Pro 560X

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8870M and 4GB VRAM Radeon Pro 560X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8870M 's Advantages

Boost Clock775MHz

AMD Radeon Pro 560X 's Advantages

Released 5 years and 3 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (94.08GB/s vs 72.00GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8870M

0.992 TFLOPS

Radeon Pro 560X +107%

2.056 TFLOPS

Radeon HD 8870M

VS

Radeon Pro 560X

Graphics Card

Apr 2013

Release Date

Jul 2018

Solar System

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

725 MHz

Base Clock

-

775 MHz

Boost Clock

-

1125 MHz

Memory Clock

1470 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

94.08GB/s

Render Config

10

Compute Units

16

-

640

Shading Units

1024

40

TMUs

64

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

12.40 GPixel/s

Pixel Rate

16.06 GPixel/s

31.00 GTexel/s

Texture Rate

64.26 GTexel/s

-

FP16 (half)

2.056 TFLOPS

992.0 GFLOPS

FP32 (float)

2.056 TFLOPS

62.00 GFLOPS

FP64 (double)

128.5 GFLOPS

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Venus

GPU Name

Polaris 21

Venus XT (216-0846000)

GPU Variant

Polaris 21 XT (215-0908004)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.5 billion

Transistors

3 billion

123 mm²

Die Size

123 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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