According to TechConnect's report, AMD's mainstream DirectX 11 GPUs, models 5750 and 5770, will cost about 120 and 150 Euro. Both cards will be equipped with 800 stream processors, a 128-bit memory interface, 1GB of GDDR5 memory clocked at 4600MHz, a dual-slot cooler, support for CrossFireX, and dual DVI, HDMI and DisplayPort ports.
TechConnect notes that greatest difference between the cards is their core clock frequency. The Radeon HD 5750 is set at 700MHz, while the HD 5770 is a bit higher 850MHz. For more details on AMD's next-generation graphics cards, check out our recent review of the Radeon HD 5870.