Compaq 515 Notebook PC	Compaq 610 Notebook PC
Ideal For	Mobile users who need a low-cost computing device without compromising mobility	Mobile users that need a low-cost computing device with a larger display but without compromising mobility
Operating system	Genuine Windows® 7 Professional 32 Windows XP Professional (available through downgrade rights from Genuine Windows® 7 Professional) Genuine Windows® 7 Home Premium 32 Genuine Windows® 7 Home Basic 32 Genuine Windows® 7 Starter 32 Genuine Windows Vista® Home Basic 32 FreeDOS SUSE Linux Enterprise 11	Genuine Windows® 7 Professional 32 Windows XP Professional (available through downgrade rights from Genuine Windows® 7 Professional) Genuine Windows® 7 Home Basic 32 Genuine Windows® 7 Home Premium 32 Genuine Windows® 7 Starter 32
Processor	AMD Turion X2 Dual-Core Mobile Processor AMD Athlon X2 Dual-Core Processor for Notebook PCs	Intel® Core™ 2 Duo Intel® Celeron®
Display size	14.0-inch diagonal LED-backlit HD BrightView	15.6-inch diagonal LED-backlit HD BrightView; 15.6-inch diagonal CCFL-backlit HD BrightView
Maximum memory	4 GB 800 MHz DDR2 SDRAM	4 GB 800 MHz DDR2 SDRAM
Energy Efficiency	ENERGY STAR® qualified configurations available	ENERGY STAR® qualified configurations available
Graphics	ATI Radeon HD 3200 (integrated)	Mobile Intel® Graphics Media Accelerator X3100 (integrated) Microsoft DirectX 10 (integrated) capable Microsoft DirectX 10.1 (discrete)
Weight	Starting at 5.0 lb (2.27 kg)	Starting at 5.5 lb (2.49 kg)
Wireless	Broadcom 4312G 802.11b/g WiFi Adapter; Broadcom 4322AGN 802.11a/b/g/n WiFi Adapter; HP Integrated Module with Bluetooth® 2.1 Wireless Technology	Intel® WiFi Link 5100; Broadcom 4312G 802.11b/g WiFi Adapter
Warranty - year(s) (parts/labor/onsite)	1/1/0	1/1/0