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AMD published the description of video card turks and Caicos series , intended for OEM- partners. In other words, video card of these two series are already proposed in the composition of finished computers. Radeon HD 6670 actually has 480 stream processors, equipped with 512 mb or 1 Gb GDDR5 memory, work at frequencies 800/4000 MHz.
Radeon HD 6570 possesses more diverse characteristics. Thus, it is possible to select between 512 mb.and 1 Gb GDDR5 memory , either between 512 mb or 2 Gb DDR3 memory , the core frequency is equal to 650 MHz, and the memory frequency is equal to 1800 or 4000 MHz. Quantity of functional blocks is: 480 stream processors, 32 units Z/stencil ROP and 8 blocks color ROP.
Radeon HD 6450 relates to the series caicos, it has 160 stream processors , the core frequency range is 625-750 MHz, the DDR3 or GDDR5 capacity can be equal to 512 mb or 1 Gb, frequency in the first case can be equal to 1066 or 1800 MHz DDR, in the second 3200-3600 MHz QDR.
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