AMD Radeon HD 8870M vs AMD Radeon R9 M380 Mac Edition

VS

AMD Radeon HD 8870M

AMD Radeon R9 M380 Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8870M and 2GB VRAM Radeon R9 M380 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M380 Mac Edition 's Advantages

Released 2 years and 1 months late

Boost Clock has increased by 32% (1021MHz vs 775MHz)

Larger VRAM bandwidth (100.4GB/s vs 72.00GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8870M

0.992 TFLOPS

Radeon R9 M380 Mac Edition +58%

1.568 TFLOPS

Radeon HD 8870M

VS

Radeon R9 M380 Mac Edition

Graphics Card

Apr 2013

Release Date

May 2015

Solar System

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

725 MHz

Base Clock

900 MHz

775 MHz

Boost Clock

1021 MHz

1125 MHz

Memory Clock

1568 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

100.4GB/s

Render Config

10

Compute Units

12

-

640

Shading Units

768

40

TMUs

48

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

12.40 GPixel/s

Pixel Rate

16.34 GPixel/s

31.00 GTexel/s

Texture Rate

49.01 GTexel/s

-

992.0 GFLOPS

FP32 (float)

1.568 TFLOPS

62.00 GFLOPS

FP64 (double)

98.02 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Venus

GPU Name

Strato

Venus XT (216-0846000)

GPU Variant

Strato PRO

GCN 1.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

2.08 billion

123 mm²

Die Size

160 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

1.2.170

-

6.5 (5.1)

Shader Model

6.5

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