
The HP ProBook 6550b business laptop is powered by the Intel Core i3/i5 or i7 processor, a 15.6-inch anti-glare LED-backlit display with resolution of 1366×768 or 1600×900 pixel, the Intel HD integrated graphics or ATI Mobility Radeon HD540v 512MB dedicated GPU, up to 8GB of DDR3 memory, a 160GB/320GB hard drive or a 128GB solid state drive, and 6-cell or 9-cell battery. The ProBook 6550b also includes a DVD burner, a 2 megapixel web camera, 802.11n Wi-Fi, Gigabit Ethernet LAN, optional Bluetooth, optional HP Mobile Broadband with GPS powered by Gobi, modem option. It is pre-loaded with Windows 7 Professional 32/64-bit or XP Professional OS.

The HP ProBook 6550b business laptop is powered by the Intel Core i3/i5 or i7 processor, a 15.6-inch anti-glare LED-backlit display with resolution of 1366×768 or 1600×900 pixel, the Intel HD integrated graphics or ATI Mobility Radeon HD540v 512MB dedicated GPU, up to 8GB of DDR3 memory, a 160GB/320GB hard drive or a 128GB solid state drive, and 6-cell or 9-cell battery.
The ProBook 6550b also includes a DVD burner, a 2 megapixel web camera, 802.11n Wi-Fi, Gigabit Ethernet LAN, optional Bluetooth, optional HP Mobile Broadband with GPS powered by Gobi, modem option. It is pre-loaded with Windows 7 Professional 32/64-bit or XP Professional OS.
Specifications | Processor | Intel Core i7-620M Processor (2.66 GHz, 4 MB L3 cache) Intel Core i5-540M Processor (2.53 GHz, 3 MB L3 cache) Intel Core i5-520M Processor (2.40 GHz, 3 MB L3 cache) Intel Core i3-350M Processor (2.26 GHz, 3 MB L3 cache) | Chipset | Mobile Intel QM57 Express Mobile Intel HM57 Express | Main Memory | Up to 8GB 1333 MHz DDR3 SDRAM | Graphic system | ATI Mobility Radeon HD 540v with 512 MB dedicated video memory (discrete) Intel HD Graphics (integrated) | Display | 15.6″ diagonal LED-backlit HD anti-glare; 15.6″ diagonal LED-backlit HD+ WVA anti-glare | Hard Disk | SATA II (7200 rpm) From: 160 GB Up to: 320 GB Solid State Drive Up to: 128 GB | Webcamera | 2MP webcam (select models) | Optical Disc Drive | DVD+/-RW SuperMulti DL LightScribe; DVD-ROM | GPS | HP Mobile Broadband (powered by Gobi) with GPS | Wireles | 802.11b/g/n 802.11a/b/g/n | Bluetooth | Bluetooth 2.1+EDR | Input/Output Port | 3 x USB 2.0 1 x eSATA/USB 2.0 Combo 1 x external VGA monitor 1 x DisplayPort 1 x 1394a 1 x stereo microphone in 1 x stereo headphone/line-out 1 x AC power 1 x RJ-11 (select models) 1 x RJ-45 1 x docking connector 1 x secondary battery connector | Expansion Slots | 1 x Express Card/54 1 x Media Card Reader | Operating System | Microsoft Windows 7 Premium 64-bit Microsoft Windows 7 Professional 32/64-bit Microsoft Windows 7 Ultimate 64-bit Microsoft Windows Server 2008 Standard x64 Edition | Battery | 9-cell (93 WHr) Li-Ion 6-cell (55 WHr) Li-Ion 6-cell Long Life (51 WHr) Li-Ion | Dimensions | (w x d x h) 14.62 x 9.76 x 1.37 in | Weight | Starting at 5.5 lb (2.51 kg) | Warranty | 1 year warranty | Price | starts at $859.00 from HP Online Store | |