New AMD Turks, Caicos Cards Heading to OEMs

AMD released three Radeon cards to OEMS based on Turks and Caicos GPUs.

Although AMD hasn't announced anything official, the company is reportedly now offering three new Radeon HD 6000 cards to OEMS only, two based on the "Turks" GPU and the third based on the "Caicos" GPU.

According to the report, AMD's 40-nm Turks mid-level GPU uses 480 VLIW5 stream processors, a 128-bit GDDR5 memory controller, and offers support for DirectX 11 and DDR3 on lower SKUs. Turks is available on two OEM cards as listed below:

Radeon HD 6670

• 480 stream processors
• 24 texture units
• 800 MHz core
• 1000 MHz (4.00 GHz GDDR5 effective) memory
• 64 GB/s memory bandwidth
• 512 MB or 1 GB memory
• Full-height design with a single-slot fan-based heatsink

Radeon HD 6570

• 480 stream processors
• 24 texture units
• 650 MHz core
• 900 MHz (1.80 GHz DDR3 effective) memory @ 28.8 GB/s OR
• 1000 MHz (4.00 GHz GDDR5 effective) memory @ 64 GB/s bandwidth
• Up to 2 GB using DDR3 memory
• Up to 1 GB using GDDR5 memory
• Low-profile design

As for AMD's entry-level Caicos GPU, it serves as a step up from an integrated graphics processor, packing 160 VLIW5 stream processors and a 64-bit memory controller supporting GDDR5 and DDR3. This GPU is used on the Radeon HD 6450 as shown below:

Radeon HD 6450

• 8 texture units
• Option to set CPU clock from 625 MHz to 750 MHz
• Option to set DDR3 memory clock from 533 MHz to 800 MHz
• Option to set GDDR5 memory from 800 MHz to 900 MHz
• 512 MB or 1 GB DDR3/GDDR5 memory
• A low profile, passively cooled design

As previously stated, currently all three cards are available only to OEMs. However, all three are expected to filter through the retail channels within the coming weeks, so stay tuned for release dates and pricing.