Filed under: LaptopsIt's safe to say the flood gates are officially open, as just a fortnight after HP's Pavilion tx2500z tablet got upgraded with Puma-based innards, along comes the Pavilion dv5z series to join the fold. Available for ordering right now at HP's website, users can grab one of these lappies with an AMD Athlon / Turion X2 (Ultra) dual-core processor, a 15.4-inch pane