Additions to the Hewlett-Packard’s notebook portfolio include the HP ProBook 6455b/6555b, 6450b/6550b, 4325s/4425s/4525s, and the HP 425/625.

The HP ProBook 6455b/6555b series offers the latest VISION Pro technology from AMD to deliver cost-effective performance, while the notebook’s security features maintain a more secure, mobile environment.

The HP ProBook 6450b/6550b series features Intel vPro technology to help businesses cut costs and increase efficiency, as well as flexible docking and battery options and a range of wireless connectivity choices.

The HP ProBook 4325s/4425s/4525s series sports brushed-aluminum metal cases in caviar or bordeaux. The notebooks offer a range of configurable options, including new AMD Phenom II, AMD Turion II, AMD Athlon II or AMD V-series processors that deliver different levels of performance at varying prices.

The HP 425 and HP 625 are the company’s most affordable notebook offerings. Features such as optional wireless technologies, a 2-megapixel webcam, an integrated microphone and a spill-resistant keyboard keep users connected and protected while on the go.”

The HP ProBook 6455b/6555b and 6450b/6550b are expected to be available in the United States in June and start at $779 and $859 respectively. The 4425s is expected in the US later this month for a base price of $619, whereas the HP 425 will hit the US market in June and starts at $549. There’s no info on pricing and availability for the 4325s, 4525s, and 625.