AMD Radeon R5 A255 vs ATI Mobility Radeon HD 5650

VS

AMD Radeon R5 A255

ATI Mobility Radeon HD 5650

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R5 A255 and 1024MB VRAM Mobility Radeon HD 5650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A255 's Advantages

Released 4 years late

Boost Clock940MHz

Larger VRAM bandwidth (64.00GB/s vs 25.60GB/s)

ATI Mobility Radeon HD 5650 's Advantages

16 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 A255 +100%

0.721 TFLOPS

Mobility Radeon HD 5650

0.36 TFLOPS

Radeon R5 A255

VS

Mobility Radeon HD 5650

Graphics Card

Jan 2014

Release Date

Jan 2010

All-In-One

Generation

Manhattan

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

GDDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

25.60GB/s

Render Config

6

Compute Units

5

-

384

Shading Units

400

24

TMUs

20

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

3.600 GPixel/s

22.56 GTexel/s

Texture Rate

9.000 GTexel/s

-

721.9 GFLOPS

FP32 (float)

360.0 GFLOPS

-

Board Design

Unknown

TDP

15W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Topaz

GPU Name

Madison

Topaz PRO (216-0858030)

GPU Variant

Madison PRO (216-0772000)

GCN 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.55 billion

Transistors

0.627 billion

125 mm²

Die Size

104 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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