Hewlett-Packard manufactures the Compaq Presario CQ61 line of laptops. HP introduced the line in 2009 and since then has marketed most CQ61 models toward the budget end of the notebook computer market. Specifications can vary widely from model to model. Original models in the CQ61 line shipped with a choice between the Microsoft Windows Vista, FreeDOS and RedFlag Linux operating systems.
Computers in the CQ61 line measure 14.9 inches wide, 9.9 inches deep and between 1.39 and 1.62 inches thick. The CQ61 weighs 2.75 Kilogram when equipped with its optical drive and standard six-cell battery. The six-cell battery is rated for 2200 mAh. The CQ61 comes standard with a 65-watt AC adaptor that can be upgraded to a more robust 90-watt version at the time of purchase. Additional identifying features of the Presario CQ61 line include full-sized keyboards, touch pads and Kensington security locks.
Processor, Memory, Storage
HP offers the CQ61 with a number of different processors. Base models feature Intel Celeron T1600 processors with a clock speed of 1.66 gigahertz. More expensive versions of the CQ61 come equipped with Intel Core 2 Duo processors that feature clock speeds as fast as 2.53 GHz, 3 megabytes of L2 cache and front-side bus speeds of 1066 megahertz. For memory, the CQ61 line features two user-accessible SODIMM slots with a combined maximum capacity of 8 gigabytes. Hard drive sizes start at 160 GB and are available as large as 500 GB. All CQ61 models also feature an integrated memory card reader compatible with Secure Digital, MultiMediaCard, Memory Stick, Memory Stick Pro and xD Picture media cards.
Display and Multimedia
HP offers the Compaq Presario CQ61 with either a 16.0-inch or 15.6-inch display screen. Both screens feature BrightView technology and a maximum resolution of 1366 by 768 pixels. For graphics, HP outfits base versions of the CQ61 with an integrated Intel Graphics Media Accelerator 4500MHD graphics card that shares a maximum of 1759 MB of RAM with the main system memory. Customers can upgrade the graphics card to the NVIDIA N10M-GE2-S at the time of purchase. Base versions of the CQ61 come with a dual-layer rewritable DVD drive with LightScribe technology. HP offers a combination Blu-ray and DVD writer as an optional upgrade. A fixed-angle VGA Web camera comes integrated into all versions of the Presario CQ61 as well.
Connectivity and Expansion
Presario CQ61 users have three ways of connecting to the Internet and local area networks. The first is an integrated 56K modem, the second an integrated Ethernet card and the third a wireless LAN card. Depending on the version of the CQ61 purchased, it includes a wireless LAN card manufactured by Atheros, Broadcom or Intel. Additional connections and ports available across the CQ61 line include two USB 2.0 ports, one combination USB and eSATA port, one HDMI port, one 15-pin VGA connection, one 3.5-mm audio input and one 3.5-mm audio output.