Pny premium memory 8 gb dimm 240 pin ddr3 1333 mhz pc3 10660 cl9 15 v unbuffered non ecc technical description pny desktop memory ddriii dimm pc3 10660 ddr3 1333mhz 4gb dim104gbn106603 sb dim108gbn106603 sb pny manufactures ddr3 memory upgrades rated at pc3 8500 pc3 10660 and pc3 12800 they are compatible with desktop and notebook computers and the latest processors from intel and amd our upgrade modules are compatible with systems from apple only sodimm c