home > Radeon HD6990 4GB GDDR5 / AX6990 4GBD5-M4D
PowerColor Radeon HD6990 4GB GDDR5 (part number AX6990 4GBD5-M4D) is a Graphics Processing Unit for desktop market segment, based on AMD Radeon HD 6990. The GPU, built on 40 nm technology, features TeraScale 3 Unified Processing architecture. The card has 830 MHz graphics clock frequency. Furthermore, it has 3072 stream processors, 192 texture units, together with 64 color ROPs. The Radeon HD6990 4GB GDDR5 incorporates 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. The maximum power consumption of this model is 375 Watt. To improve PowerColor Radeon HD6990 4GB GDDR5 game and 3D graphics performance, it can be paired with another card in crossfire mode.
More detailed specifications of the PowerColor Radeon HD6990 4GB GDDR5 GPU are available below.