HIS R9 280X iPower IceQ X² Turbo Boost Clock 3GB (ATI Radeon R9 280X, 3GB,GDDR5, 384-bit, PCI Express 3.0 )

Model Name	HIS R9 280X iPower IceQ X² Turbo Boost Clock 3GB GDDR5 PCI-E DLDVI-I/HDMI/2xMini DP
Chipset	AMD Radeon R9 280X
Memory Size	3072 MB
Memory Type	GDDR5
Core Clock	1000 MHz (Boost Clock 1050 MHz)
Memory Clock	6000 Gbps
Memory Interface	384 bit
Power Supply Requirement	750Watt (or greater) power supply with two 150W 8-pin PCIe power connectors recommended 1000Watt (or greater) power supply with four 150W 8-pin PCIe power connectors
Max. Resolution (per Display)	DisplayPort 1.2 - 4096x2160 HDMI - 4096x2160 Dual-link DVI with HDCP - 2560x1600
Interface	PCI Express 3.0 x16
Outputs	DLDVI-I + HDMI + 2xMini DP

System Requirements

• PCI Express® based PC is required with one X16 lane graphics slot available on the motherboard
• 750W (or greater) power supply with two 150W 8-pin PCI Express power connectors recommended
  1000W (or greater) power supply with four 150W 8-pin PCI Express power connectors recommended for AMD CrossFire™ technology in dual mode.
• The operation of AMD CrossFire™ technology in dual mode requires a second AMD Radeon™ R9 280X graphics card and an AMD CrossFire™ Ready motherboard.
• Minimum 4GB of system memory
  8GB (or more) system memory recommended for AMD CrossFire™ technology
• Installation software requires CD-ROM drive
• DVD playback requires DVD drive
• Blu-ray™ playback requires Blu-ray drive
• Windows® 7, Windows 8 or Windows 8.1 operating system. 64-bit operating system highly recommended.