ATI Mobility Radeon HD 2700 vs ATI Mobility Radeon HD 2400 XT Mac Edition

VS

ATI Mobility Radeon HD 2700

ATI Mobility Radeon HD 2400 XT Mac Edition

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 2700 and 128MB VRAM Mobility Radeon HD 2400 XT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 2700 's Advantages

Released 6 months late

More VRAM (256GB vs 128GB)

Larger VRAM bandwidth (22.40GB/s vs 12.80GB/s)

80 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 2700 +223%

0.168 TFLOPS

Mobility Radeon HD 2400 XT Mac Edition

0.052 TFLOPS

Mobility Radeon HD 2700

VS

Mobility Radeon HD 2400 XT Mac Edition

Graphics Card

Dec 2007

Release Date

Jun 2007

M7x

Generation

M7x

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

700 MHz

Memory Clock

800 MHz

Memory

256MB

Memory Size

128MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

64bit

22.40GB/s

Bandwidth

12.80GB/s

Render Config

3

Compute Units

2

-

120

Shading Units

40

8

TMUs

4

ROPs

4

-

64 KB

L2 Cache

32 KB

-

Theoretical Performance

2.800 GPixel/s

Pixel Rate

2.600 GPixel/s

5.600 GTexel/s

Texture Rate

2.600 GTexel/s

-

168.0 GFLOPS

FP32 (float)

52.00 GFLOPS

-

Board Design

35W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

M76

GPU Name

M74

-

GPU Variant

M74-M (216RMAKA12FG)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

65 nm

0.39 billion

Transistors

0.18 billion

153 mm²

Die Size

85 mm²

Graphics Features

10.0 (10_0)

DirectX

10.0 (10_0)

3.3

OpenGL

3.3

N/A

OpenCL

N/A

Vulkan

N/A

-

4.0

Shader Model

4.0

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