Chapter 1 1FeaturesYour TravelMate 4520 is part of the Acer ProFile line of notebook computers. It provides superior computingperformance and flexible usability in a classic matte black magnesium alloy casing.NOTE: The features listed in this section is for your reference only. The exact configuration of your TravelMatecomputer depends on the model purchased.Computing platformAMD Better by Design solution with the following features:T Processor optionst AMD Turion™ 64 X2 Dual-Core Mobile Technology (TL-50, TL-52, TL-56, TL-60, or TL-66 models)t Mobile AMD Sempron™ Processor ( 3400+, 3500+, or 3600+ models)T Processor technologiest Dual-Core Technologyt AMD64 Technologyt Enhanced Virus Protection (EVP) 1t HyperTransport™ Technology (1600 MHz)t AMD PowerNow!™ TechnologyT Core logic: ATI M690G chipsetT Mobile technology: Acer InviLink™ 802.11b/g Wi-Fi CERTIFIED solution supporting the AcerSignalUp™ wireless technologyMemoryT Two DIMM slots supporting DDR2 533/667 MHz memory modulesT Maximum 4 GB system memory using two 2 GB soDIMM modulesT Supports dual-channel (interleaving) memory modeT 1 MB flash BIOS and shadow RAM supportStorage subsystemT Hard disk drive (HDD)t SATA hard disk drives in 80–,120–, and 160 GB capacities (higher HDD capacity supported)t Acer DASP (Disk Anti-Shock Protection)T Optical disc drive (ODD) optionst DVD-Super Multi double-layer drivet DVD/CD-RW combo driveT 5-in-1 card reader slot supports Secure Digital (SD), MultiMediaCard (MMC), Memory Stick ® (MS),Memory Stick Pro™ (MS Pro), and xD-Picture Card™ (xD) formats1 EVP is only supported by certain operating systems including the current versions of Microsoft Windows, Linux,Solaris and BSD Unix. Consult your OS documentation for information on enabling EVP.System TourChapter 1