Read HP Pavilion dv4 DV6-3050TX Laptop (Core i7 1st Gen/4 GB/640 GB/Windows 7/1) specifications, features & reviews on 91mobiles.com. ... No User Review Write a Review ... Core i7 1st Gen 1.6 Ghz 4 GB DDR3 RAM 1 Graphics. Design ... HDD Capacity, 640 GB ... HP 4421s (Core i7 1st Gen/2 GB/500 GB/Windows 7