AMD Radeon HD 6670A vs AMD Radeon HD 7670M Rebrand

VS

AMD Radeon HD 6670A

AMD Radeon HD 7670M Rebrand

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6670A and 1024MB VRAM Radeon HD 7670M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6670A 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 28.80GB/s)

AMD Radeon HD 7670M Rebrand 's Advantages

Released 1 years and 3 months late

Lower TDP (20W vs 45W)

Score

Benchmark

FP32 (float)

Radeon HD 6670A

0.576 TFLOPS

Radeon HD 7670M Rebrand

0.576 TFLOPS

Radeon HD 6670A

VS

Radeon HD 7670M Rebrand

Graphics Card

Apr 2011

Release Date

Jul 2012

All-In-One

Generation

London

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

28.80GB/s

Render Config

6

Compute Units

6

-

480

Shading Units

480

24

TMUs

24

8

ROPs

16

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

9.600 GPixel/s

14.40 GTexel/s

Texture Rate

14.40 GTexel/s

-

576.0 GFLOPS

FP32 (float)

576.0 GFLOPS

-

Board Design

45W

TDP

20W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Turks

GPU Name

Whistler

Turks XT (215-0803000)

GPU Variant

Whistler XT (216-0810001)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.716 billion

118 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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