ATI Mobility Radeon HD 2400 XT Mac Edition vs AMD Radeon HD 6950M

VS

ATI Mobility Radeon HD 2400 XT Mac Edition

AMD Radeon HD 6950M

We compared two Mobile platform GPUs: 128MB VRAM Mobility Radeon HD 2400 XT Mac Edition and 1024MB VRAM Radeon HD 6950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950M 's Advantages

Released 3 years and 7 months late

More VRAM (1024GB vs 128GB)

Larger VRAM bandwidth (115.2GB/s vs 12.80GB/s)

920 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 2400 XT Mac Edition

0.052 TFLOPS

Radeon HD 6950M +2042%

1.114 TFLOPS

Mobility Radeon HD 2400 XT Mac Edition

VS

Radeon HD 6950M

Graphics Card

Jun 2007

Release Date

Jan 2011

M7x

Generation

Vancouver

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

800 MHz

Memory Clock

900 MHz

Memory

128MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

12.80GB/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

2.600 GPixel/s

Pixel Rate

18.56 GPixel/s

2.600 GTexel/s

Texture Rate

27.84 GTexel/s

-

52.00 GFLOPS

FP32 (float)

1114 GFLOPS

-

Board Design

Unknown

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

M74

GPU Name

Blackcomb

M74-M (216RMAKA12FG)

GPU Variant

Blackcomb PRO

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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