ATI Radeon E2400 vs AMD Radeon HD 6970M Mac Edition

VS

ATI Radeon E2400

AMD Radeon HD 6970M Mac Edition

We compared two Mobile platform GPUs: 128MB VRAM Radeon E2400 and 2GB VRAM Radeon HD 6970M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon E2400 's Advantages

Lower TDP (25W vs 75W)

AMD Radeon HD 6970M Mac Edition 's Advantages

Released 4 years and 2 months late

More VRAM (2GB vs 128GB)

Larger VRAM bandwidth (115.2GB/s vs 11.20GB/s)

920 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E2400

0.048 TFLOPS

Radeon HD 6970M Mac Edition +2620%

1.306 TFLOPS

Radeon E2400

VS

Radeon HD 6970M Mac Edition

Graphics Card

Jun 2007

Release Date

Aug 2011

Embedded

Generation

Vancouver

Mobile

Type

Mobile

MXM-II

Bus Interface

MXM-B (3.0)

Clock Speeds

-

700 MHz

Memory Clock

900 MHz

Memory

128MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

11.20GB/s

Bandwidth

115.2GB/s

Render Config

2

Compute Units

12

-

40

Shading Units

960

4

TMUs

48

4

ROPs

32

-

L1 Cache

8 KB (per CU)

32 KB

L2 Cache

512 KB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

21.76 GPixel/s

2.400 GTexel/s

Texture Rate

32.64 GTexel/s

-

48.00 GFLOPS

FP32 (float)

1306 GFLOPS

-

Board Design

25W

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

RV610

GPU Name

Blackcomb

-

GPU Variant

Blackcomb XT (216-0811000)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.18 billion

Transistors

1.7 billion

85 mm²

Die Size

212 mm²

Graphics Features

10.0 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

4.0

Shader Model

5.0

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