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GIGABYTE Radeon HD 6990 (part number GV-R699D5-4GD-B) is a Graphics Processing Unit for desktop market segment, based on AMD Radeon HD 6990. Manufactured on 40 nm technological process, the GPU sports TeraScale 3 Unified Processing architecture. The card has 830 MHz graphics clock frequency. It also has 3072 stream processors, 192 texture units, together with 64 color ROPs. The Radeon HD 6990 comes with 4 GB of GDDR5 memory. Since the memory operates at 1.25 GHz, and utilizes 256 bit bus, the effective memory bandwidth is 320 GB/s. The GPU supports PCI Express 2.1 interface, and requires 2 slots on the motherboard. This model uses up to 375 Watt of power. To improve GIGABYTE Radeon HD 6990 gaming and 3D graphics performance, it can be paired with another graphics card in crossfire mode.
More detailed specifications of the GIGABYTE Radeon HD 6990 GPU are available below.