Lenovo ThinkPad T450 - Intel Core i5-5300U ( 2.30GHz 1600MHz 3MB) overview and full product specs on CNET. SO-DIMM 204-pin. Security lock slot (cable lock sold separately). The T450 has 2 memory slots; the T450s has a single slot with 4GB soldered. In general, 5th generation machines will support the 16GB DIMMs now available. They are expensive, but they do allow more expansion. This implies a max of 20GB on T450s and 32GB on T450. The system board integrates 4GB of non-removeable DDR3L plus a single user-upgradable SO-DIMM slot. This slot can accommodates up to 16GB of DDR3L (PC3-12800). As all manufacturers try, Lenovo. General DIMM population guideline for Lenovo ThinkPad T450 upgrade to consider. Some may or may not apply. Install DIMMs starting furthest from the processor. Do not install DIMMs if the corresponding processor is not installed.

ThinkPad T450

Streamline your day with this compact, lightweight 14-inch business laptop. It's equipped with a 5th gen Intel Core i5 processor to deliver robust performance for tackling everyday tasks. Enjoy its comfortable, easy-to-use ThinkPad keyboard and TrackPoint pointing device. The 720p HD webcam makes video-conferencing a true pleasure, while its two built-in speakers reproduce incredible sound. Stay productive anywhere you go with Power Bridge Technology that lets you hot swap batteries for increased productivity.

Ready for Business

With all of the connections and ports businesses require, plus the 5th Gen Intel Core i5 processors in a sleek, lightweight, and durable package, this laptop is built for business and ready to deploy. Also, two DIMM slots and three USB 3.0 ports make it ready for all enterprise bids.

Power Bridge Technology

Combining an internal battery with an external hot-swappable battery, Power Bridge provides flexibility and maximum battery life. Swap batteries without powering down your laptop, using an extra travel battery to increase your time between charges to 17 hours.

Whisper-Quiet Fan Operation

By incorporating different attack angles on adjacent blades, our fan reduces discrete tone noise without impacting cooling performance, for a quieter working environment.

Business-Class Security

Available with fingerprint reader, this laptop lets you use biometrics for login, so the swipe of your finger becomes your password. Intel security features and vPro options step up protection and enhance manageability when deploying upgrades. And a Trusted Platform Module (TPM) chip further encrypts your critical information.

Award-Winning Keyboard

Full-sized and spill-resistant, the legendary ThinkPad ergonomic keyboard is renowned for its full array of keys, excellent feel, and TrackPoint pointing device. And it's optimized for Windows 8 and later versions with convenient multimedia buttons, LED status indicators, Function-lock capability, and immediate access to view apps. Plus, the next-generation clickpad is spacious and includes buttons, meeting the needs of all users. Optional backlight makes working in dark environments effortless.

14.1' Optional HD+ Display with Touch Capability

Configure your T450 with an HD+ (1366 x 768 resolution) LCD display with high brightness, and enjoy a premium visual experience. Add a touch panel for enhanced navigation and impeccable response time.

Optional WWAN for 3G/4G Connectivity

For true mobility, configure your laptop with WWAN connectivity so you can access 3G or 4G networks provided by a third-party cellular phone service company.

Tested to Military Specifications

Military-specification testing validates the ruggedness, durability, and quality of this laptop by testing against 11 parameters: high pressure, humidity, vibration, high temperature, temperature shock, low pressure (15,000 ft), low temperature, solar radiation, fungus, salt fog, and dust.

VGA Port

Many customers still require a VGA port for projector connections in conference rooms, and native VGA means no dongles for them to buy/lose/replace.

Fast Data Transfer

Move data between your laptop and other devices quickly with USB 3.0—it's up to 10 times faster than previous USB technologies and backward-compatible with USB 2.0.

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Dual Speakers with Dolby Home Theater and Advanced Audio

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Increased audio clarity and maximized volume output without distortion—enjoy a crisp, clear immersive surround sound experience over dual speakers with the latest Dolby audio enhancement.

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Integrated 720p HD Webcam

Crystal clear video, face tracking and keystroke noise suppression technology will help you web conference or chat like you're really there. Dual digital array microphones ensure a premium audio experience.