ATI Mobility Radeon HD 5670 Mac Edition vs ATI Mobility Radeon HD 4850 Mac Edition

VS

ATI Mobility Radeon HD 5670 Mac Edition

ATI Mobility Radeon HD 4850 Mac Edition

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 5670 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 5670 Mac Edition 's Advantages

Released 8 months late

ATI Mobility Radeon HD 4850 Mac Edition 's Advantages

Larger VRAM bandwidth (54.40GB/s vs 25.44GB/s)

400 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5670 Mac Edition

0.52 TFLOPS

Mobility Radeon HD 4850 Mac Edition +54%

0.804 TFLOPS

Mobility Radeon HD 5670 Mac Edition

VS

Mobility Radeon HD 4850 Mac Edition

Graphics Card

Apr 2010

Release Date

Aug 2009

Manhattan

Generation

M9x

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

795 MHz

Memory Clock

850 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

25.44GB/s

Bandwidth

54.40GB/s

Render Config

5

Compute Units

10

-

400

Shading Units

800

20

TMUs

40

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

8.048 GPixel/s

13.00 GTexel/s

Texture Rate

20.12 GTexel/s

-

520.0 GFLOPS

FP32 (float)

804.8 GFLOPS

-

FP64 (double)

161.0 GFLOPS

Board Design

15W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Madison

GPU Name

M98

Madison XT (216-0772003)

GPU Variant

M98 L2 (216-0732019)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.627 billion

Transistors

0.956 billion

104 mm²

Die Size

256 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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