We test the motherboard, check the BIOS, enter to window OS, run CPU-Z and 3DMark, to ensure all the parts no defect or DOA. You can buy it at ease. • Support four DDR3 1066/1333/1600/1866 /2000 /2133 /2200 /2400 /2600 /2666 /2800 /3000 ( OC) MHz DRAM, 32GB Max.
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