Better Performance & Battery Life With the latest Intel Core™ i processor & increased battery life, the Think Pad L450 ensures all-day, on-the-go performance—whether you're working, gaming or enjoying a great movie. Ultra-Thin, Light, & Mobile The L450 is one of the thinnest & lightest Think Pad laptops we offer. Weighing in at less than 4.25 lbs & measuring 24.3mm at its thickest point, its 4.2 mm thinner & 0.75 pounds lighter than the previous model. What's more the L450 is ultra-portable — without sacrificing anything in terms of ports, connectivity, or durability. Ultra-Durable & MIL-SPEC Tested The L450 meets eight US military-spec tests for ruggedness, durability, & quality: high pressure, humidity, vibration, high temperature, temperature shock, low pressure (15, 000 ft), low temperature, & dust. In addition, innovative roll-cage technology & glass-fibre reinforced plastic add extra strength & rigidity. superb Resolution Watch in dazzling high resolution. Choose between the 14” anti-glare HD (1366 x 768) & FHD (1920x 1080) displays. What's more, with In-Plane Switching (IPS), you'll experience exceptionally vivid colours & nearly 180 degrees of wide-angle viewing. Processor Intel Core i 5-5200U 2.2 G Hz Turbo boost up to 2.7 G Hz Dual Core 3MB Cache Memory 4GB DDR3 RAM Configuration 1 x 4GB Hard Drive 500GB HDD Optical Drive None Software Operating system: Windows 7 Pro 64 preload/ Windows 8.1 Pro 64 Flyer Display 14” LED Backlit Graphics Intel HD Graphics Audio Stereo speakers With Dolby Home Theatre Dual-array with VOIP enhancement Networking Gigabit Ethernet Intel Dual B&-AC 7265 2x 2 11AC Bluetooth 4.0 Power Supply 6 cell 48 Wh battery Up to 7.7 hours on Interfaces 3 x USB (Universal Serial Bus) 3.0 4-in-1 card reader (SD, MMC, SDHC, SDXC) Audio/headphone combo jack RJ-45 Mini Display Port Fingerprint reader