Upgrade your ThinkPad's storage with the Toshiba MK4025GAS 40 GB Internal Hard Drive. Designed for reliability and efficient data management, this 2.5-inch HDD features a 4200 RPM rotation speed and an 8 MB cache, ensuring smooth operation and quick access to your files and applications.The HDD2190 model is part of the trusted ThinkPad product line, known for its compatibility with various ThinkPad laptops. With 40 GB of storage capacity, it's an ideal choice for users who need a robust and practical HDD to enhance their device's performance and storage capabilities.