home > Radeon X1550 iFan / H155F256E-R
HIS Radeon X1550 iFan (part number H155F256E-R) is a Graphics Processing Unit, targeted at desktop market segment. The GPU is based on ATI Radeon X1550 DDR2 64-bit model, and manufactured on 90 nm technology. The card has 550 MHz graphics clock frequency. Furthermore, it has 4 pixel shaders, 4 color ROPs, together with 4 texture units. The Radeon X1550 iFan embeds 256 MB of DDR2 memory. Because the memory is clocked at 400 MHz, and uses 64 bit bus, the effective memory bandwidth is 6.4 GB/s. The GPU supports PCI Express 1.0 interface, and requires 1 motherboard slot. This model needs up to 27 Watt of power, on a par with the reference design.
More detailed specifications of the HIS Radeon X1550 iFan card you will find below.