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ATI Radeon HD 4770 Graphics Processing Unit for desktop market segment utilizes Unified Superscalar Shader architecture, and was launched in April 2009. The GPU is manufactured on 40 nm technology. The card has graphics clocked at 750 MHz. It also has 640 stream processors, 16 color ROPs, as well as 32 texture units. The Radeon HD 4770 comes with 512 MB of GDDR5 memory. The memory uses 128 bit bus, and runs at 800 MHz. This allows the card to have 51.2 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and requires 2 slots on the motherboard. This model uses up to 80 Watt of power.
More detailed specifications of the ATI Radeon HD 4770 graphics unit you will find below.