 | Processor | | 1 x Intel Pentium Dual-Core E2180 2GHz |
 | Standard Memory | | 1GB |
 | Package Contents | | ThinkCentre A57 DesktopPublicationsPower cordKeyboardMouse |
 | Expansion Bays | | 3.5" External Removable Media Bay (1 Total) 5.25" External Removable Media Bay (2 Total/1 Free) 3.5" Internal Drive Bay (2 Total) |
 | Network | | Marvell Gigabit Ethernet - IEEE 802.3ab |
 | Input Voltage | | 220V AC 110V AC |
 | Ports | | 1 x Mini-phone Audio Line Out Rear 1 x Mini-phone Audio Line In Rear 1 x Mini-phone Microphone Rear 1 x Mini-phone Microphone Front 1 x Mini-phone Audio Line Out Front 1 x VGA 1 x 6-pin mini-DIN (PS/2) Mouse 1 x 6-pin mini-DIN (PS/2) Keyboard 4 x 4-pin Type A USB 2.0 - USB Rear 2 x 4-pin Type A USB 2.0 - USB Front 1 x RJ-45 Network 1 x 9-pin DB-9 Serial 1 x 25-pin DB-25 IEEE 1284 - Parallel |
 | Hard Drive | | 160GB Serial ATA 7200 rpm |
 | Manufacturer | | Lenovo Group Limited |
 | Controller | | Serial ATA |
 | Optical Drive | | Combo Drive - CD-RW/DVD-ROM |
 | Maximum Memory | | 4GB |
 | Operating System | | Windows Vista Business |
 | Standard Warranty | | 3 Year Limited |
 | Manufacturer Part Number | | 9851C4U |
 | Processor Technology | | Enhanced SpeedStep Technology EM64T |
 | Keyboard | | USB Keyboard |
 | Color | | Black |
 | Graphics Controller | | Intel Graphics Media Accelerator 3100 Integrated |
 | Expansion Slots | | PCI (2 Total) PCI Express x16 (1 Total) PCI Express x1 (1 Total) |
 | Case Style | | Tower |
 | Memory Technology | | DDR2 SDRAM |
 | Bus Speed | | 800MHz |
 | Manufacturer Website Address | | www.lenovo.com/us/en/ |
 | Software Included | | PC-DoctorThinkVantage Productivity CenterThinkVantage Rescue and RecoverySymantec Client Security, with 90 days of virus definition updates |
 | Product Line | | ThinkCentre |
 | Cache | | 1MB L2 Cache |
 | Pointing Device | | Mouse |
 | Memory Standard | | DDR2-800/PC2-6400 |
 | Dimensions | | 15.83" Height x 6.89" Width x 17.32" Depth |
 | Chipset | | Intel G31 Express |
 | Product Series | | A57 |
 | Green Compliance | | Yes |
 | Product Name | | ThinkCentre A57 Desktop |
 | Green Compliance Certificate/Authority | | Energy Star |
 | Memory Slots | | 2 Total |
 | Product Type | | Desktop Computer |