AMD Radeon HD 6670 vs AMD Radeon HD 6530

VS

AMD Radeon HD 6670

AMD Radeon HD 6530

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6670 and 1024MB VRAM Radeon HD 6530 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6670 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 19.20GB/s)

80 additional rendering cores

AMD Radeon HD 6530 's Advantages

Lower TDP (39W vs 66W)

Score

Benchmark

FP32 (float)

Radeon HD 6670 +47%

0.768 TFLOPS

Radeon HD 6530

0.52 TFLOPS

Radeon HD 6670

VS

Radeon HD 6530

Graphics Card

Apr 2011

Release Date

May 2011

Northern Islands

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

600 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

19.20GB/s

Render Config

6

Compute Units

5

-

480

Shading Units

400

24

TMUs

20

8

ROPs

8

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.400 GPixel/s

Pixel Rate

5.200 GPixel/s

19.20 GTexel/s

Texture Rate

13.00 GTexel/s

-

768.0 GFLOPS

FP32 (float)

520.0 GFLOPS

-

Board Design

66W

TDP

39W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

-

Graphics Processor

Turks

GPU Name

Redwood

Turks XT (215-0803000)

GPU Variant

Redwood PRO (215-0757004)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.627 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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