AMD FirePro M7740 vs ATI Mobility Radeon HD 4870 X2

VS

AMD FirePro M7740

ATI Mobility Radeon HD 4870 X2

We compared two Mobile platform GPUs: 1024MB VRAM FirePro M7740 and 1024MB VRAM Mobility Radeon HD 4870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FirePro M7740 's Advantages

Released 7 months late

ATI Mobility Radeon HD 4870 X2 's Advantages

Larger VRAM bandwidth (89.60GB/s vs 54.14GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

FirePro M7740

0.832 TFLOPS

Mobility Radeon HD 4870 X2 +5%

0.88 TFLOPS

FirePro M7740

VS

Mobility Radeon HD 4870 X2

Graphics Card

Aug 2009

Release Date

Jan 2009

FirePro Mobility

Generation

M9x

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

846 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

54.14GB/s

Bandwidth

89.60GB/s

Render Config

8

Compute Units

10

-

640

Shading Units

800

32

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

10.40 GPixel/s

Pixel Rate

8.800 GPixel/s

20.80 GTexel/s

Texture Rate

22.00 GTexel/s

-

832.0 GFLOPS

FP32 (float)

880.0 GFLOPS

166.4 GFLOPS

FP64 (double)

176.0 GFLOPS

Board Design

60W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

M97

GPU Name

M98

M97XT-GL

GPU Variant

M98 XT L2 (216-0732023)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.826 billion

Transistors

0.956 billion

137 mm²

Die Size

256 mm²

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

4.1

Shader Model

4.1

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