home > Radeon HD 4550 / GV-R455D3-512I (rev. 2.0)
GIGABYTE Radeon HD 4550 (part number GV-R455D3-512I (rev. 2.0)) is a Graphics Processing Unit, based on ATI Radeon HD 4550 GDDR3, and built on 55 nm technological process. The GPU is aimed at desktop market segment. The card has 650 MHz graphics clock frequency. It also has 80 stream processors, 8 texture units, as well as 4 color ROPs. The Radeon HD 4550 embeds 512 MB of GDDR3 memory. Since the memory is clocked at 750 MHz, and utilizes 64 bit bus, the effective memory bandwidth is 12 GB/s. The GPU supports PCI Express 2.0 interface, and needs a single slot on the motherboard. This model uses up to 25 Watt of power.
More detailed specifications of the GIGABYTE Radeon HD 4550 card are available below.