X61

Standard Features

 * One of the following standard voltage processors:
 * Intel Core 2 Duo CPU T7100 (1.80 GHz)
 * Intel Core 2 Duo CPU T7250 (2.00 GHz)
 * Intel Core 2 Duo CPU T7300 (2.00 GHz)
 * Intel Core 2 Duo CPU T7500 (2.20 GHz)
 * Intel Core 2 Duo CPU T8100 (2.10 GHz)
 * Intel Core 2 Duo CPU T8300 (2.40 GHz)
 * Intel Core 2 Duo CPU T9300 (2.50 GHz)
 * Intel Graphics Media Accelerator X3100 (Intel 965)
 * 12.1" TFT display with 1024x768 resolution
 * 512MB, 1GB or 2GB memory PC2-5300 memory standard, official max 4GB, known to work with 8GB
 * 80GB (5400 RPM), 100GB (7200 RPM), 120GB (5400 RPM), 160GB (5400 RPM) or 250GB (5400 RPM) HDD
 * Active Protection System
 * Intel HD Audio with AD1984 codec
 * Intel Gigabit Ethernet (10/100/1000) PCI-Express
 * MiniPCI Express slot 1 with one of the following:
 * None (empty)
 * Intel PRO/Wireless 3945ABG Mini-PCI Express Adapter
 * Intel PRO/Wireless 4965AGN Mini-PCI Express Adapter
 * ThinkPad 11a/b/g Wireless LAN Mini Express Adapter
 * ThinkPad 11a/b/g/n Wireless LAN Mini Express Adapter
 * MiniPCI Express slot 2 with one of the following:
 * None (empty)
 * Intel® Turbo Memory hard drive cache
 * Verizon 1xEV-DO WWAN Adapter
 * Sierra Wireless HSDPA WWAN
 * ThinkPad 56K Modem (MDC-1.5) in the CDC slot
 * Trusted Computing Group TPM 1.2
 * Integrated Fingerprint Reader in some models
 * SD Card slot with IO support
 * CardBus slot (PC Card Type 2)
 * Firewire 400 (IEEE1394a)
 * Mono speaker and microphone

Weight is ~1.4kg with 4-cell battery, ~1.6kg with 8-cell battery

Optional Features

 * Bluetooth 2.0 EDR in the BDC slot

Original OS

 * Windows Vista Business


 * Windows Vista Starter
 * Windows Vista Home Basic
 * Windows Vista Home Premium
 * Windows Vista Ultimate
 * Windows Vista Enterprise
 * Windows XP Professional (some models)
 * Windows XP Professional (some models)