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MSI Radeon HD 4890 OC (part number R4890-T2D1G-OC) is one of a few MSI desktop graphics processing units, based on ATI Radeon HD 4890. Manufactured on 55 nm technological process, the GPU sports Unified Superscalar Shader architecture. The cards graphics frequency is 880 MHz. Furthermore, it has 800 stream processors, 40 texture units, together with 16 color ROPs. The Radeon HD 4890 OC comes with 1 GB of GDDR5 memory. Since the memory runs at 999 MHz, and utilizes 256 bit bus, the effective memory bandwidth is 127.87 GB/s. The GPU supports PCI Express 2.0 interface, and uses 2 motherboard slots. The maximum power consumption of this model is 190 Watt, on a par with the reference design.
Below you will find detailed specs of the MSI Radeon HD 4890 OC graphics card.