GV-R657OC-1GI Gigabyte ATI Radeon HD 6570 1GB DDR3 128-Bit PCI Express x16 2.1 Video Card
Diamond Radeon HD 6670 PCIE 1 GB GDDR5 Video Graphics
Specification R6670-2GD3 | MSI Global - The Leading Brand in High-end Gaming & Professional Creation
Sapphire Hd6670 2gb For Amd Video Card Gpu Radeon Hd 6670 Gddr3 128bit Graphics Cards Pc Computer Game For Video Cards Hdmi Vga - Graphics Cards - AliExpress
AMD Radeon HD 6670 review | Expert Reviews
AMD launches Radeon HD 6670, 6570 and 6450 | TechRadar