KOMPUTERBAY 2GB ( 2 X 1GB ) DDR DIMM (184 PIN) 266Mhz DDR266 PC2100 DESKTOP MEMORY KIT Memory capacity upgrade provides improved system performance and responsiveness 100% COMPATIBLE ON ALL MOTHERBOARDS. WORKS ON MAC AND PC. SUPPORTS DUAL CHANNEL . BRAND NEW 2GB (2x1GB) PC2100 DDR 266 Mhz. 64x8 LOW DENSITY. COMPATIBLE WITH DESKTOPS 100% COMPATIBLE MEMORY CAPACITY: 2GB (2x1GB) Lifetime Warranty