ATI Mobility Radeon HD 5670 Mac Edition vs AMD Radeon HD 6750M

VS

ATI Mobility Radeon HD 5670 Mac Edition

AMD Radeon HD 6750M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 5670 Mac Edition and 1024MB VRAM Radeon HD 6750M 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

Lower TDP (15W vs 35W)

AMD Radeon HD 6750M 's Advantages

Released 9 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (25.60GB/s vs 25.44GB/s)

80 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5670 Mac Edition

0.52 TFLOPS

Radeon HD 6750M +10%

0.576 TFLOPS

Mobility Radeon HD 5670 Mac Edition

VS

Radeon HD 6750M

Graphics Card

Apr 2010

Release Date

Jan 2011

Manhattan

Generation

Vancouver

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

795 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

25.44GB/s

Bandwidth

25.60GB/s

Render Config

5

Compute Units

6

-

400

Shading Units

480

20

TMUs

24

8

ROPs

8

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

4.800 GPixel/s

13.00 GTexel/s

Texture Rate

14.40 GTexel/s

-

520.0 GFLOPS

FP32 (float)

576.0 GFLOPS

-

Board Design

15W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Madison

GPU Name

Whistler

Madison XT (216-0772003)

GPU Variant

Whistler PRO (216-0810005)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.627 billion

Transistors

0.716 billion

104 mm²

Die Size

104 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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