AMD Radeon R5 M255 vs AMD FirePro M7740

VS

AMD Radeon R5 M255

AMD FirePro M7740

We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M255 and 1024MB VRAM FirePro M7740 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M255 's Advantages

Released 5 years and 2 months late

Boost Clock940MHz

More VRAM (2GB vs 1024GB)

AMD FirePro M7740 's Advantages

Larger VRAM bandwidth (54.14GB/s vs 32.00GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M255

0.721 TFLOPS

FirePro M7740 +15%

0.832 TFLOPS

Radeon R5 M255

VS

FirePro M7740

Graphics Card

Oct 2014

Release Date

Aug 2009

Gem System

Generation

FirePro Mobility

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

846 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

32.00GB/s

Bandwidth

54.14GB/s

Render Config

6

Compute Units

8

-

384

Shading Units

640

24

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

7.520 GPixel/s

Pixel Rate

10.40 GPixel/s

22.56 GTexel/s

Texture Rate

20.80 GTexel/s

721.9 GFLOPS

FP16 (half)

-

721.9 GFLOPS

FP32 (float)

832.0 GFLOPS

45.12 GFLOPS

FP64 (double)

166.4 GFLOPS

Board Design

Unknown

TDP

60W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Topaz

GPU Name

M97

Topaz PRO (216-0858030)

GPU Variant

M97XT-GL

GCN 3.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.55 billion

Transistors

0.826 billion

125 mm²

Die Size

137 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2.170

Vulkan

N/A

-

6.5

Shader Model

4.1

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