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ATI Radeon HD 5670

ATI Radeon HD 5670 Image ATI Redwood Image
The Radeon HD 5670 was a mid-range graphics card by ATI, launched in January 2010. Built on the 40 nm process, and based on the Redwood graphics processor, in its Redwood XT variant, the card supports DirectX 11.0. The Redwood graphics processor is an average sized chip with a die area of 104 mm² and 627 million transistors. It features 400 shading units, 20 texture mapping units and 8 ROPs. ATI has placed 1,024 MB GDDR5 memory on the card, which are connected using a 128-bit memory interface. The GPU is operating at a frequency of 775 MHz, memory is running at 1000 MHz.
We recommend the ATI Radeon HD 5670 for gaming with highest details at resolutions up to, and including, 1024x768.
Being a single-slot card, the ATI Radeon HD 5670 does not require any additional power connector, its power draw is rated at 64 W maximum. Display outputs include: 1x DVI, 1x VGA, 1x HDMI. Radeon HD 5670 is connected to the rest of the system using a PCIe 2.0 x16 interface. The card measures 168 mm in length, and features a single-slot cooling solution. Its price at launch was 119 US Dollars.

Graphics Processor

GPU Name: Redwood
GPU Variant: Redwood XT
Architecture: TeraScale 2
Process Size: 40 nm
Transistors: 627 million
Die Size: 104 mm²

Graphics Card

Released: Jan 14th, 2010
Production Status: End-of-life
Launch Price: 119 USD
Bus Interface: PCIe 2.0 x16

Clock Speeds

GPU Clock: 775 MHz
Memory Clock: 1000 MHz
4000 MHz effective


Memory Size: 1024 MB
Memory Type: GDDR5
Memory Bus: 128 bit
Bandwidth: 64.0 GB/s

Render Config

Shading Units: 400
TMUs: 20
ROPs: 8
Compute Units: 5
Pixel Rate: 6.20 GPixel/s
Texture Rate: 15.50 GTexel/s
Floating-point performance: 620.0 GFLOPS

Board Design

Slot Width: Single-slot
Length: 6.63 inches
168 mm
TDP: 64 W
Outputs: 1x DVI
1x VGA
Power Connectors: None
Board Number: C020

Graphics Features

DirectX: 11.0
OpenGL: 4.3
OpenCL: 1.2
Shader Model: 5.0


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Our review database contains 83 reviews of the Radeon HD 5670.

Retail boards based on this design

Name GPU Clock Memory Clock Other Changes
Sapphire HD 5670 FleX 775 MHz 1000 MHz Dual-slot, 2x DVI 1x HDMI 1x DisplayPort
Sapphire HD 5670 HyperMemory 775 MHz 800 MHz DDR3, 1x DVI 1x VGA 1x S-Video
Sapphire HD 5670 HyperMemory 775 MHz 950 MHz Dual-slot, 1x DVI 1x HDMI 1x DisplayPort
Sapphire HD 5670 HyperMemory 512 MB 775 MHz 1000 MHz 512 MB, 1x DVI 1x VGA 1x S-Video
Sapphire HD 5670 Ultimate OC 850 MHz 1020 MHz 1x DVI 1x HDMI 1x DisplayPort