ATI Mobility Radeon HD 2400 XT Mac Edition vs ATI Mobility Radeon HD 4850 Mac Edition

VS

ATI Mobility Radeon HD 2400 XT Mac Edition

ATI Mobility Radeon HD 4850 Mac Edition

We compared two Mobile platform GPUs: 128MB VRAM Mobility Radeon HD 2400 XT Mac Edition and 512MB VRAM Mobility Radeon HD 4850 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4850 Mac Edition 's Advantages

Released 2 years and 2 months late

More VRAM (512GB vs 128GB)

Larger VRAM bandwidth (54.40GB/s vs 12.80GB/s)

760 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 2400 XT Mac Edition

0.052 TFLOPS

Mobility Radeon HD 4850 Mac Edition +1446%

0.804 TFLOPS

Mobility Radeon HD 2400 XT Mac Edition

VS

Mobility Radeon HD 4850 Mac Edition

Graphics Card

Jun 2007

Release Date

Aug 2009

M7x

Generation

M9x

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

800 MHz

Memory Clock

850 MHz

Memory

128MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

12.80GB/s

Bandwidth

54.40GB/s

Render Config

2

Compute Units

10

-

40

Shading Units

800

4

TMUs

40

4

ROPs

16

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

256 KB

-

Theoretical Performance

2.600 GPixel/s

Pixel Rate

8.048 GPixel/s

2.600 GTexel/s

Texture Rate

20.12 GTexel/s

-

52.00 GFLOPS

FP32 (float)

804.8 GFLOPS

-

FP64 (double)

161.0 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

M74

GPU Name

M98

M74-M (216RMAKA12FG)

GPU Variant

M98 L2 (216-0732019)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

55 nm

0.18 billion

Transistors

0.956 billion

85 mm²

Die Size

256 mm²

Graphics Features

10.0 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

4.0

Shader Model

4.1

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