Toshiba T135-S1310, having a dual processor SU4100 hits the PC market with Windows 7 as its Operating system outperforms than its predecessor T135-S1300, which is a single processor model. The extra features that are found in T135-S1310 than S1300 are an Intel CULV which takes care of multitasking, extra RAM and a 320 GB hard drive instead of 250 GB capacity. T135-S1310 is covered by a glossy checkerboard pattern and it’s finishing is done in colors such as black, red or white. Touch-pad buttons