AMD Radeon HD 7670M vs ATI Mobility Radeon HD 2400 XT

VS

AMD Radeon HD 7670M

ATI Mobility Radeon HD 2400 XT

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7670M and 256MB VRAM Mobility Radeon HD 2400 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7670M 's Advantages

Released 4 years and 9 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (28.80GB/s vs 6.400GB/s)

440 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7670M +1100%

0.576 TFLOPS

Mobility Radeon HD 2400 XT

0.048 TFLOPS

Radeon HD 7670M

VS

Mobility Radeon HD 2400 XT

Graphics Card

Feb 2012

Release Date

May 2007

London

Generation

M7x

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

900 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

6.400GB/s

Render Config

6

Compute Units

2

-

480

Shading Units

40

24

TMUs

4

16

ROPs

4

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

2.400 GPixel/s

14.40 GTexel/s

Texture Rate

2.400 GTexel/s

-

576.0 GFLOPS

FP32 (float)

48.00 GFLOPS

-

Board Design

20W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Thames

GPU Name

M74

Thames XT (216-0833000)

GPU Variant

M74-M (216RMAKA12FG)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

0.716 billion

Transistors

0.18 billion

104 mm²

Die Size

85 mm²

Graphics Features

11.2 (11_0)

DirectX

10.0 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.0

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