2GB Kit 2 X 1GB DDR2 Memory for Gateway E-2610D E-2610N E-2610S E-4610D E-4610S E-6610D E-6610Q Desktop PC2-5300 240 pin 667MHz DIMM NON-ECC RAM (PARTS-QUICK BRAND) Speed: PC2 5300 667MHz Form Factor: 240 pin DIMM Capacity: 2GB Kit 2 x 1GB Warranty: Lifetime Brand: Samsung/3rd