AMD Radeon HD 6670: GPU Specs & Benchmarks

The Radeon HD 6670 is a graphics card by AMD, built on the 40 nm process and based on the Turks graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Graphics Processor (GPU)

GPU Name

Turks

Model number

Turks XT
(215-0803000)

Architecture

TeraScale 2

Foundry

TSMC

Process Size

40 nm

Transistors

716 million

Die Size

118 mm²

Graphics Card

Release Date

Apr 19th, 2011

Family

Northern Islands
(HD 6600)

Production

End-of-life

Launch Price

99 USD

Predecessor

Evergreen

Bus Interface

PCIe 2.0 x16

Memory

Memory Size

1024 MB

Memory Type

GDDR5

Memory Bus

128 bit

Bandwidth

64.00 GB/s

Performance

Pixel fillrate

6.400 GPixel/s

Texture fillrate

19.20 GTexel/s

FP32 (float) performance

768.0 GFLOPS

Clock Speeds

Memory Clock

1000 MHz
4 Gbps effective

GPU Clock

800 MHz

Render Config

Shading Units

480

TMUs

24

ROPs

8

Compute Units

6

L1 Cache

8 KB (per CU)

L2 Cache

256 KB

Board Design

Slot Width

Single-slot

Length

168 mm
6.6 inches

Thermal design power (TDP)

66 W

Suggested PSU

250 W

Display Connectors

1x DVI
1x HDMI
1x VGA

Power Connectors

None

Board Number

C334

API support

DirectX

11.2 (11_0)

OpenGL

4.4

OpenCL

1.2

Vulkan

N/A

Shader Model

5.0