Crucial 4gb ddr3 1600 mts pc3 12800 cl9 15v ballistix sport udimm 240pin single ranked the crucial ballistix sport series is designed for mainstream users and general enthusiasts a simple slick heat spreader delivers thermal performance along with standard timings and voltages making this reliable quality module ideal for maximum stability and compatibility with industry standard specifications little or no bios configuration is required that means this product installs easily so you ca