Graphics Cards Guide

PowerColor HD6990 4GB GDDR5
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PowerColor HD6990 4GB GDDR5


The PowerColor HD6990 features a dual BIOS setting, allowing a hardware overdrive option from factory-supported clocks to switch to 880MHz core speed and 1250MHz memory speed, enabling enthusiasts to maximize gaming experience.


Product Specification

Manufacturing Process 40nm
Core Clock 830MHz
Stream Processors 3072
Stream Processor Clock 830MHz
Texture Mapping Units (TMUs) 192
Memory Clock (DDR) 5000MHz DDR
Memory Bus width 256-bit
Memory Bandwidth 320GB/s
PCI Express Interface PCIe ver 2.1 x16
DVI Outputs Yes (Dual-link DVI-I)
DisplayPort Outputs 4 (mini-DisplayPort)

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