Samsung r780 laptop - np-r780-js04uk specifications product description samsung r780 - notebook pc processor 1 x intel core i3 dual core processor 330m (2.13ghz) chipset intel hm55 cache memory 3 mb - l2 cache hard drive 500 gb - serial ata-150 - 5400 rpm networking ethernet, fast ethernet, gigabit ethernet, ieee 802.11b, ieee 802.11g, ieee 802.11n, bluetooth 2.1 ram 4 gbddr3 sdram - 1066 mhz graphics controller nvidia geforce 310m (512mb) built-in devices stereo speakers wireless lan aerial notebook camera 1.3 megapixel display 17.3" tft 1600 x 900 wxga optical storage dvd±rw multi card reader 3 in 1 card reader os provided microsoft windows 7 home premium dimensions (wxdxh) 41.1 x 27.2 x 3.2 ~ 3.9 cm weight 2.84kg manufacturer warranty 1 year fastguard warranty (collect & return) environmental standards epa energy star compliant .