HIS R9 270X IceQ X Turbo Boost Clock 2GB GDDR5 PCI-E DLDVI-I/HDMI/2x Mini DP Graphics Cards H270XQMT2G2M
HIS R9 270X IceQ X features Turbo is a overclocked graphic card, Boost Clock is faster, IceQ X is Cooler & Quieter