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.

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