Lenovo 649319U User Guide - Page 21

Features This section provides an overview of the computer features and preinstalled software. System information The following information covers a variety of models. For information for your specific model, use the Setup Utility. See Chapter 5, "Using the Setup Utility," on page 19. Microprocessor v Machine types 6423, 6439, and 6483: Intel Core™ 2 v Machine types 6427, 6449, and 6493: Intel Xeon® v Internal cache (size varies by model type) Memory v Machine types 6423, 6439, and 6483 support for four double data rate 3 error correction code unbuffered dual inline memory modules (DDR3 EEC UDIMMs) v Machine types 6427, 6449, and 6493 support for eight double data rate 2 fully buffered dual inline memory modules (DDR2 FBDIMMs) v Flash memory for system programs (varies by model type) Internal drives v 3.5-inch, half-inch (slim) diskette drive (optional) v Card reader (optional) v Serial Advanced Technology Attachment (SATA) internal hard disk drive (some models) v Serial attached SCSI (SAS) (some models) v Optical drive (some models) Video subsystem v Graphics card (specified by customer) Audio subsystem v On-board high-definition audio v Available PCI sound card v Microphone and headphone connectors on the front panel v Six ports on the rear panel v Mono internal speaker (some models) Connectivity v Two 10/100/1000 Mbps integrated Ethernet controllers v Peripheral Component Interconnect (PCI) V.90 Data/Fax modem (some models) System management features v Preboot Execution Environment (PXE) and Dynamic Host Configuration Protocol (DHCP) v Wake on LAN® Chapter 3. Setting up your computer 13