 General Information |
|
Manufacturer
|
Lenovo Group Limited
|
Manufacturer Part Number
|
255531U
|
Manufacturer Website Address
|
www.lenovo.com/us/en/
|
Brand Name
|
Lenovo
|
Product Line
|
ThinkStation
|
Product Series
|
E31
|
Product Model
|
255531U
|
Product Name
|
ThinkStation E31 255531U Workstation
|
Product Type
|
Workstation
|
| Processor & Chipset |
|
Number of Processors Supported
|
1
|
Number of Processors Installed
|
1
|
Processor Manufacturer
|
Intel
|
Processor Type
|
Core i3
|
Processor Model
|
i3-2120
|
Processor Core
|
Dual-core (2 Core)
|
Processor Speed
|
3.30 GHz
|
Cache
|
3 MB
|
Direct Media Interface
|
5 GT/s
|
Hyper-Threading
|
Yes
|
64-bit Processing
|
Yes
|
Chipset Manufacturer
|
Intel
|
Chipset Model
|
C216
|
| Memory |
|
Standard Memory
|
4 GB
|
Maximum Memory
|
32 GB
|
Memory Technology
|
DDR3 SDRAM
|
Memory Standard
|
DDR3-1600/PC3-12800
|
Number of Total Memory Slots
|
4
|
Memory Card Reader
|
Yes
|
| Storage |
|
Number of Hard Drives
|
1
|
Total Hard Drive Capacity
|
500 GB
|
Hard Drive Interface
|
Serial ATA/600
|
Hard Drive RPM
|
7200
|
Hard Drive Configuration
|
1 x 500 GB
|
Optical Drive Type
|
DVD-Writer
|
Optical Media Supported
|
DVD-RAM/±R/±RW
|
Dual-Layer Media Supported
|
Yes
|
| Controllers |
|
Controller Type
|
Serial ATA/600
|
RAID Supported
|
Yes
|
RAID Levels
|
0, 1
|
| Display & Graphics |
|
Graphics Controller Manufacturer
|
Intel
|
Graphics Controller Model
|
HD 2000
|
Graphics Memory Technology
|
DDR3 SDRAM
|
Graphics Memory Accessibility
|
Shared
|
| I/O Expansions |
|
Number of Total Expansion Bays
|
5
|
Number of External 5.25" Bays
|
2
|
Number of 3.5" Bays
|
3
|
Number of Total Expansion Slots
|
4
|
Number of PCI Slots
|
2
|
Number of PCI Express x1 Slots
|
1
|
Number of PCI Express x16 Slots
|
1
|
| Network & Communication |
|
Ethernet Technology
|
Gigabit Ethernet
|
| Interfaces/Ports |
|
FireWire/i.LINK
|
No
|
Total Number of USB Ports
|
8
|
Number of USB 2.0 Ports
|
4
|
Number of USB 3.0 Ports
|
4
|
Network (RJ-45)
|
Yes
|
Audio Line In
|
Yes
|
Audio Line Out
|
Yes
|
Microphone
|
Yes
|
VGA
|
Yes
|
DisplayPort
|
Yes
|
| Input Devices |
|
Keyboard
|
Yes
|
Pointing Device Type
|
Mouse
|
| Software |
|
Operating System
|
Genuine Windows 7 Professional
|
Operating System Architecture
|
64-bit
|
| Power Description |
|
Maximum Power Supply Wattage
|
280 W
|
| Miscellaneous |
|
Package Contents
|
- ThinkStation E31 255531U Workstation
- Keyboard
- Mouse
|
Certifications & Standards
|
ISV Certified
|
Green Compliant
|
Yes
|
Green Compliance Certificate/Authority
|
GREENGUARDRoHSEnergy Star 5.280 Plus BronzeEPEAT Gold
|
| Physical Characteristics |
|
Color
|
Raven Black
|
Form Factor
|
Tower
|
Height
|
16.7"
|
Width
|
6.9"
|
Depth
|
17.0"
|
Weight (Approximate)
|
27.56 lb
|
| Warranty |
|
Limited Warranty
|
3 Year
|
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