AMD Radeon R5 A255 vs AMD Radeon E6760 PCIe

VS

AMD Radeon R5 A255

AMD Radeon E6760 PCIe

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A255 and 1024MB VRAM Radeon E6760 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A255 's Advantages

Released 2 years and 8 months late

Boost Clock940MHz

Larger VRAM bandwidth (64.00GB/s vs 51.20GB/s)

AMD Radeon E6760 PCIe 's Advantages

96 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A255 +25%

0.721 TFLOPS

Radeon E6760 PCIe

0.576 TFLOPS

Radeon R5 A255

VS

Radeon E6760 PCIe

Graphics Card

Jan 2014

Release Date

May 2011

All-In-One

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

925 MHz

Base Clock

-

940 MHz

Boost Clock

-

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

51.20GB/s

Render Config

6

Compute Units

6

-

384

Shading Units

480

24

TMUs

24

8

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

7.520 GPixel/s

Pixel Rate

4.800 GPixel/s

22.56 GTexel/s

Texture Rate

14.40 GTexel/s

-

721.9 GFLOPS

FP32 (float)

576.0 GFLOPS

-

Board Design

Unknown

TDP

45W

-

Portable Device Dependent

Outputs

6x mini-DisplayPort 1.1

-

Graphics Processor

Topaz

GPU Name

Turks

Topaz PRO (216-0858030)

GPU Variant

Turks XT (215-0803000)

GCN 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.55 billion

Transistors

0.716 billion

125 mm²

Die Size

118 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.2.170

Vulkan

N/A

-

6.5

Shader Model

5.0

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