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Diamond Multimedia Radeon HD 4870 (part number 4870PE5512) Graphics Processing Unit for desktop market segment is based on ATI Radeon HD 4870 GDDR5. The GPU is built on 55 nm technology. The card has graphics clocked at 750 MHz. Furthermore, it has 800 stream processors, 16 color ROPs, as well as 40 texture units. The Radeon HD 4870 embeds 512 MB of GDDR5 memory. Since the memory operates at 900 MHz, and utilizes 256 bit bus, the effective memory bandwidth is 115.2 GB/s. The GPU supports PCI Express 2.0 interface, and requires 2 motherboard slots. The maximum power draw of this model is 130 Watt, on a par with the reference design.
Below you will find detailed specs of the Diamond Multimedia Radeon HD 4870 card.