AMD Radeon E8860 vs AMD Radeon R5 A320

VS

AMD Radeon E8860

AMD Radeon R5 A320

We compared two Mobile platform GPUs: 2GB VRAM Radeon E8860 and 1024MB VRAM Radeon R5 A320 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E8860 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (72.00GB/s vs 16.00GB/s)

320 additional rendering cores

AMD Radeon R5 A320 's Advantages

Released 1 years late

Boost Clock has increased by 32% (825MHz vs 625MHz)

Score

Benchmark

FP32 (float)

Radeon E8860 +51%

0.8 TFLOPS

Radeon R5 A320

0.528 TFLOPS

Radeon E8860

VS

Radeon R5 A320

Graphics Card

Jan 2014

Release Date

Jan 2015

Embedded

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

575 MHz

Base Clock

750 MHz

625 MHz

Boost Clock

825 MHz

1125 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

72.00GB/s

Bandwidth

16.00GB/s

Render Config

10

Compute Units

5

-

640

Shading Units

320

40

TMUs

20

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

10.00 GPixel/s

Pixel Rate

6.600 GPixel/s

25.00 GTexel/s

Texture Rate

16.50 GTexel/s

-

800.0 GFLOPS

FP32 (float)

528.0 GFLOPS

50.00 GFLOPS

FP64 (double)

-

Board Design

37W

TDP

Unknown

-

1x VGA

Outputs

Portable Device Dependent

1x 6-pin + 1x 8-pin

Power Connectors

-

Graphics Processor

Venus

GPU Name

Jet

Venus MCM

GPU Variant

Jet PRO (216-0856040)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

0.69 billion

123 mm²

Die Size

56 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1 (1.2)

1.2.170

Vulkan

1.2.170

-

6.5 (5.1)

Shader Model

6.5 (5.1)

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