Acer Aspire 4540 Acer Aspire 4540 Notebook Series Start Guide - Page 11

11 English Specifications Operating • system Platform • System memory • • Display • • Graphics • • Audio • • • • • • Storage • subsystem • • Genuine Windows 7® AMD Better By Design Program, featuring: • AMD Turion™ II Ultra dual-core processor* • AMD Turion™ II dual-core processor* • AMD Athlon™ 64 II dual-core processor* • AMD Mobile Sempron™ processor* • AMD M880G Chipset • Acer InviLink™ Nplify™ 802.11b/g/Draft-N* • Acer InviLink™ 802.11b/g* Dual-Channel SDRAM support Up to 2 GB of DDR2 667 MHz memory, upgradeable to 4 GB using two soDIMM modules 16:9 aspect ratio 14" HD 1366 x 768 ATI Radeon™ HD 4200 Graphics* ATI Mobility Radeon™ HD 4570* Dolby®-optimized surround sound system with two built-in stereo speakers True5.1-channel surround sound output High-definition audio support S/PDIF (Sony/Philips Digital Interface) support for digital speakers Acer PureZone technology with two built-in stereo microphones MS-Sound compatible 2.5" hard disk drive Optical drive options: • Blu-ray Disc™/DVD-Super Multi double-layer drive* • DVD-Super Multi double-layer drive* Multi-in-1 card reader