Here's three more addition to HP's TouchSmart line up: the TouchSmart 300, the TouchSmart 600, and the TouchSmart 9100. All three of them are standard all-in-ones with a choice of 20- or 23-inch diagonal widescreen display. Each features a sleek design that integrates HD display with a multitouch enabled screen. And with accompanying wireless keyboard and mouse and optional Blu-ray drive, the all-in-ones provide a nice way to enjoy multimedia content.

Specification include Intel Core 2 Duo processor, Windows 7, up to 8GB of memory, up to 500GB hard drive or an optional 64GB solid state drive, and Blu-ray drive.

The TouchSmart 9100 also provides NVIDIA GeForce G200 integrated graphics or NVIDIA GeForce GT230 discrete graphics using the Mobile Express Module (MXM) graphics slot.

The HP TouchSmart 300 starts at $899 and is expected to be available Nov. 1. The HP TouchSmart 600 starts at $1,049 and is expected available Oct. 22. And the HP TouchSmart 9100 starts at $1,299 and is expected to be available in December.