Chapter 1 1System SpecificationsFeaturesBelow is a brief summary of the computer’s many features:NOTE: Items denoted with an (*) are only available for selected models.Operating System• Genuine Windows® 7 Home Premium 64-bit2• Genuine Windows® 7 Home Basic 64-bit2CPU and chipset• Mobile Intel® HM55 Express Chipset5742, 5742G• Intel® Core™ i5-450M/i5-460M/i5-540M/i5-560M/i5-580M processor (3 MB L3 cache, 2.40/2.53/2.53/2.67/2.67 GHz with Turbo Boost up to 2.66/2.80/3.06/3.20/3.33 GHz, DDR3 1066 MHz, 35W), supporting Intel® 64 architecture, Intel® Smart Cache• Intel® Core™ i3-350M/i3-370M/i3-380M processor (3 MB L3 cache, 2.26/2.40/2.53 GHz, DDR31066 MHz, 35 W), supporting Intel® 64 architecture, Intel® Smart Cache5742Z, 5742ZG• Intel® Pentium® processor P6100/P6200 (3 MB L3 cache, 2/2.13 GHz, DDR3 1066 MHz, 35 W),supporting Intel® 64 architecture, Intel® Smart CacheSystem Memory• Dual-channel DDR3 SDRAM support:• Up to 4 GB of DDR3 system memory, upgradable to 8 GB using two soDIMM modulesDisplay• 15.6" HD 1366 x 768 pixel resolution, high-brightness (200-nit) Acer CineCrystal™ TFT LCD• 16:9 aspect ratioAudio• Built-in mono speaker• High-definition audio support• MS-Sound compatible• Built-in microphoneChapter 1