After the official announcement of graphic adapter ATI Radeon HD 4770, the first desktop 3D-accelerator based on the established 40-nm technology of chip RV740 with 640 stream processors, the release of their own versions of this decision quickly from the price category up to $ 100 had such partners AMD, as the company Albatron, Club 3D, Connect3D, Info-Tek Corporation (brand GeCube), Gigabyte Technology, Hightech Information System Limited (HIS), Micro-Star International (MSI), Tul Corporation (brand PowerColor), Sapphire Technology and XFX. Albatron Radeon HD 4770 Club 3D Radeon HD 4770 Connect3D Radeon HD 4770 GeCube GC-HD4770XTG5-E3 Gigabyte GV-R477D5-512H-B HIS Radeon HD 4770 MSI R4770-T2D512 PowerColor Radeon HD 4770 Sapphire Radeon HD 4770 XFX Radeon HD 4770 It should be noted that all the models are equipped with the same cooler, which by its design is very different from what we saw at the official presentation slides AMD. This dvuhslotovaya an active air-cooling system includes a round copper radiator, the core of which is a major fan of translucent impeller. Each of the video card equipped with GDDR5 memory in 512 MB with 128-bit interface, is manufactured under the bus PCI Express 2. 0 x16, and is equipped with rear panel removed two ports DVI and one HDTV-output. The products are compatible with DirectX 10. 1 Shader Model 4. 1, supports HDMI, HDCP and 7. 1-channel audio, and play well with the technology ATI Stream Technology, ATI CrossFireX Multi-GPU Technology, ATI PowerPlay second generation, and ATI Avivo HD Technology with advanced integrated video processor UVD 2. As for the frequency of novelties, they are consistent with the reference values of 750/3200 MHz (core/memory). At last, said that many of these products already offered by some European online stores.