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ATI Radeon HD 4830 is a desktop Graphics Processing Unit, that is built on Unified Superscalar Shader architecture and is fabricated on 55 nm manufacturing process. The GPU was released in October 2008. The cards graphics frequency is 575 MHz. Furthermore, it has 640 stream processors, 32 texture units, together with 16 color ROPs. The Radeon HD 4830 embeds 1 GB of GDDR3 memory, utilizing 256 bit bus. The memory is clocked at 900 MHz, which translates to 57.6 GB/s memory bandwidth. The GPU supports PCI Express 2.0 interface, and requires 2 slots on the motherboard.
More detailed specifications of the ATI Radeon HD 4830 graphics card are available below.