At least 512 MB

12.5 ultraportable packed with power for mobility on-the-go. Specifications: Processor - Intel Core i5-3230M (3M Cache, up to 3.20 GHz) on Mother Board, Operating System - Windows 7 Home Premium (64 bit), Memory - 4 GB DDR3 - 1600MHz (1 DIMM), Graphics Card - Intel Core i5-3230M Processor (3M Cache, up to 3.2 GHz) with IntelHD Graphics 4000, Hard Drive - 320GB Hard Disk Drive, 7200rpm

Lenovo ThinkPad X220 - 12.5 Display - Core i5 2.4GHz - 4GB RAM - 128GB SSD

Lenovo ThinkPad X220 2.5GHz Intel Core i5-2520M 4GB 320GB WebCam 12.5 Windows 7 Pro 4291P33

X230 CORPORATE

Detailed Product Specification Processor Intel Core i5-520M Processor (2.40-2.93GHz, 3MB L3, 1066MHz FSB) Operating system Genuine Windows 7 Home Premium 64 Operating system language Genuine Windows 7 Home Premium 64 US English Display type 12.1 WXGA LED Panel, 3x3 UltraConnect II antenna; Wireless Broadband Upgradeable Total memory 4 GB PC3-8500 DDR3 SDRAM 1067MHz SODIMM Memory (2 DIMM) Keyboard Keyboard US English Pointing Device TrackPoint (Trackpoint only, no touch pad) Hard Drive 320 GB Hard Disk Drive, 7200rpm System expansion slots 5-1 Media Card Reader and Modem Battery ThinkPad X200 Series 6 cell Li-Ion Battery Power cord Country Pack North America with Line cord & 65W AC adapter Bluetooth Bluetooth w/antenna Integrated WiFi wireless LAN... Less

Processor: Intel Core i3-3120M 2.5GHz; Intel HD 4000 Operating system: Windows 7 Home Premium 64 Total memory: 4 GB PC3-12800 DDR3 (1 DIMM) Hard drive: 500GB HDD 7200rpm Battery: 9cell, ThinkPad Battery X44++

Engineered for mobile professionals, the ThinkPad X220 features the quality and performance Lenovo users have come to expect and increased audio, video and communications features that respond to the increased use of laptops as a multimedia and communications tools in business. The ultra-portable ThinkPad X220 comes equipped with a full-powered Intel processor with outstanding graphic performance. ThinkPad has improved on full-size keyboard design and nimble TrackPoint by adding an advanced buttonless touchpad. Lenovo Enhanced Experience further enhances the user experience with industry’s best boot up times. These best-in-class features, combined with Lenovo’s reputed durability and reliability, make the ThinkPad X220 a must-have for mobile professionals who need the best from their... Less

BRILLIANT BUSINESS LAPTOPS. Rock-solid reliability. Blazing-fast performance. Clever manageability tools. We pack a lot of intelligent features into every ThinkPad® laptop and tablet so you get more out. More productivity, more cost savings, more IT headache- busting. That s why a ThinkPad investment isn t just smart. It s pure genius.

BRILLIANT BUSINESS LAPTOPS. Rock-solid reliability. Blazing-fast performance. Clever manageability tools. We pack a lot of intelligent features into every ThinkPad® laptop and tablet so you get more out. More productivity, more cost savings, more IT headache- busting. That s why a ThinkPad investment isn t just smart. It s pure genius.