AMD Radeon HD 6550A vs AMD Radeon R5 M255

VS

AMD Radeon HD 6550A

AMD Radeon R5 M255

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6550A and 2GB VRAM Radeon R5 M255 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6550A 's Advantages

96 additional rendering cores

AMD Radeon R5 M255 's Advantages

Released 3 years and 8 months late

Boost Clock940MHz

Larger VRAM bandwidth (32.00GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6550A

0.528 TFLOPS

Radeon R5 M255 +36%

0.721 TFLOPS

Radeon HD 6550A

VS

Radeon R5 M255

Graphics Card

Feb 2011

Release Date

Oct 2014

All-In-One

Generation

Gem System

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

940 MHz

800 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

32.00GB/s

Render Config

6

Compute Units

6

-

480

Shading Units

384

24

TMUs

24

8

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

7.520 GPixel/s

13.20 GTexel/s

Texture Rate

22.56 GTexel/s

-

FP16 (half)

721.9 GFLOPS

528.0 GFLOPS

FP32 (float)

721.9 GFLOPS

-

FP64 (double)

45.12 GFLOPS

Board Design

35W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Pinewood

GPU Name

Topaz

Pinewood PRO

GPU Variant

Topaz PRO (216-0858030)

TeraScale 2

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

1.55 billion

104 mm²

Die Size

125 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2.170

-

5.0

Shader Model

6.5

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