1. Important Information: 1 4GB or greater system memory capability: A 64-bit operating system is required to support 4GB or more of system memory. 2 Graphics & System Memory: Significant system memory may be used to support graphics, depending on system memory size and other factors. 3 Hard Drives (GB and TB): GB means 1 billion bytes and TB equals 1 trillion bytes; actual capacity varies with preloaded material and operating environment and will be less FeaturesSpecifications 270 Mini Tower270s Small Form Factor Processor Options3rd generation Intel® Core™ i3-3220, i5-3450 2nd Generation Intel® Core™ i3-2120 Intel® Pentium® G645 Intel® Celeron® G465 3rd generation Intel® Core™ i3-3220, i5-3450S 2nd Generation Intel® Core™ i3-2120 Intel® Pentium® G645 Intel® Celeron® G465 ChipsetIntel® B75 Chipset Operating System Options Genuine Windows® 7 Home Basic Genuine Windows® 7 Home Premium Genuine Windows® 7 Professional Ubuntu System Memory 1,2 Up to 8GB 1333MHz & 1600MHz Dual Channel DDR3 SDRAM Two (2) user-accessible DIMM slots Graphics 2 Integrated: Intel® HD Graphics Discrete: Nvidia GeForce GT 620, 1GB, DDR3 Nvidia ® GeForce ® GT640 1G GDDR5 AMD Radeon HD 7570 1GB DDR5 Integrated: Intel® HD Graphics Discrete: Nvidia GeForce GT 620, 1GB, DDR3 (ML117, DVI+HDMI) AMD Radeon HD 7570 1GB DDR5 Primary Storage Options 3 500GB - 2.0TB 7200RPM SATA Hard Drive Dual drives All hard drives have 3.0Gb/s interface and utilize NCQ 500GB - 2.0TB 7200RPM SATA Hard Drive Single Drive All hard drives have 3.0Gb/s interface and utilize NCQ Optical Drive Options 16X DVD-ROM Drive 16X CD/DVD burner (DVD+/-RW) with double layer write capability Blu-ray Combo Drive (BD read only)- option I/O PortsBack: (4) USB 3.0, (2) USB 2.0, HDMI, VGA, RJ-45 (10/100/1000 Ethernet), 3-stack audio jacks supporting 5.1 surround sound Front (2) USB 2.0, MCR 19:1 (optional), Mic and Headphone Jacks Back: (2) USB 3.0, (4) USB 2.0, HDMI, VGA, RJ-45 (10/100/1000 Ethernet), 3-stack audio jacks supporting 5.1 surround sound Front: (2) USB 2.0, MCR 8:1, Mic and Headphone Jacks Multimedia Options19-in-1 media card reader (optional)8-in-1 media card reader ConnectivityIntegrated 10/100/1000 Ethernet Dell Wireless card (DW1506), 1x1, 802.11bgn Intel® Centrino® Wireless-N 2230 Combo Card, 2x2, 802.11b/g/n + BT4.0 (optional-varies by region) Security OptionsTrend Titanium 3.1 Physical security – Cable lock chassis security slot and padlock loop Back-Up OptionsDell DataSafe Online Back-up Bays3.5" Bays: 2 internal; 5.25" Bays: 2 external bays 3.5" Bays: 1 internal bay 5.25" Bays: 1 external bay Slots PCIe x1: 3 Slots PCIe x16 (Graphics): 1 Slot one Mini-PCIe, ½ length PCIe x1: 1 Slot PCIe x16 (Graphics): 1 Slot one Mini-PCIe, ½ length Note: Small Form Factor supports low profile cards Power Supply Internal 300 Watt Power Supply (PFC, nPFC, EPA)Internal 220 Watt Power Supply (PFC, nPFC, EPA) Starting Weight 7.90 Kg (17.40 lb) 6.0 kg (13.23lb) Dimensions (H x W x D ) (mm) H 366 x W175 x D440 (inch) H14.41 x W6.89 x D17.32 (mm) H271 x W100 x D376 (inch) H10.67 x W3.94 x D14.80 Line Voltage 100 ~ 240 V A.C 50~60Hz Regulatory and Environmental Compliance Options Dell Energy Smart settings Carbon Off-set (Plant a Tree) System Recycle (Asset Recovery Service) Vostro 270/270s Technical Specifications #G12002679