Lenovo M91p + ThinkVision L2251x
Lenovo

M91p + ThinkVision L2251x

Model M91p + ThinkVision L2251xPart no. SELA9MD+T78HNDK

116 specifications
  • Display55.9 cm (22")
  • Resolution1680 x 1050 pixels
  • ProcessorIntel® Core™ i5
  • Memory4 GB
  • Storage500 GB
  • GraphicsIntel® HD Graphics
See all specifications

Overview

Display
55.9 cm (22")
Resolution
1680 x 1050 pixels
Processor
Intel® Core™ i5
Memory
4 GB
Storage
500 GB
Graphics
Intel® HD Graphics
Brand
Lenovo
Model
M91p + ThinkVision L2251x
Part numbers
SELA9MD+T78HNDK, SELA9GE+T78HNEU
Also known as
Lenovo ThinkCentre M91p + ThinkVision L2251x Intel® Core™ i5 i5-2400 4 GB DDR3-SDRAM 500 GB Intel® HD Graphics Windows 7 Professional Tower PC Black

Specifications

116 specifications in 15 groups

Processor

SpecificationValue
Processor manufacturerIntel
Processor familyIntel® Core™ i5
Processor generation2nd gen Intel® Core™ i5
Processor modeli5-2400
Processor cores4
Processor threads4
Processor boost frequency3.4 GHz
Processor frequency3.1 GHz
Processor cache6 MB
Processor cache typeSmart Cache
Bus typeDMI
FSB ParityNo
System bus rate5 GT/s
Processor lithography32 nm
Processor operating modes64-bit
Processor seriesIntel Core i5-2400 Desktop Series
Processor codenameSandy Bridge
Thermal Design Power (TDP)95 W
Tcase72.6 °C
Maximum number of PCI Express lanes16
PCI Express slots version2.0
Processor socketLGA 1155 (Socket H2)
CPU multiplier (bus/core ratio)31
Maximum internal memory supported by processor32 GB
Memory types supported by processorDDR3-SDRAM
Memory clock speeds supported by processor1066,1333 MHz
Memory bandwidth supported by processor (max)21 GB/s
ECC supported by processorNo

Memory

SpecificationValue
Internal memory4 GB
Maximum internal memory16 GB
Internal memory typeDDR3-SDRAM
Memory layout (slots x size)1 x 4 GB
Memory slots4x DIMM
Memory clock speed1333 MHz
Memory channelsDual-channel

Storage

SpecificationValue
Total storage capacity500 GB
Optical drive typeDVD-RW
HDD interfaceSATA
HDD speed7200 RPM
Card reader integratedNo

Graphics

SpecificationValue
On-board graphics cardYes
Discrete graphics card modelIntel® HD Graphics
On-board graphics card familyIntel® HD Graphics
On-board graphics card modelIntel® HD Graphics 2000
Number of displays supported (on-board graphics)2
On-board graphics card base frequency850 MHz
On-board graphics card dynamic frequency (max)1100 MHz
On-board graphics card ID0x102
Graphics card familyIntel

Performance

SpecificationValue
Product typePC
Motherboard chipsetIntel® Q67 Express

Network

SpecificationValue
Ethernet LANYes
Wi-FiNo
Networking featuresGigabit Ethernet

Ports & interfaces

SpecificationValue
USB 2.0 ports quantity8
DisplayPorts quantity1
Ethernet LAN (RJ-45) ports1
Headphone outputs1
Microphone inYes
VGA (D-Sub) ports quantity1
DVI portNo
Serial ports quantity1

Power

SpecificationValue
Power supply280 W

Design

SpecificationValue
Chassis typeTower
Product colourBlack

Software

SpecificationValue
Operating system installedWindows 7 Professional
Operating system architecture64-bit

Display

SpecificationValue
Display includedYes
Display diagonal55.9 cm (22")
Display resolution1680 x 1050 pixels
Contrast ratio (typical)1000:1
Display brightness250 cd/m²
Viewing angle, horizontal170°
Viewing angle, vertical160°

Processor special features

SpecificationValue
CPU configuration (max)1
Embedded options availableYes
Enhanced Intel SpeedStep TechnologyYes
Execute Disable BitYes
Idle StatesYes
Intel 64Yes
Intel Clear Video TechnologyNo
Intel Demand Based SwitchingNo
Intel Dual Display Capable TechnologyYes
Intel Enhanced Halt StateYes
Intel FDI TechnologyYes
Intel Fast Memory AccessYes
Intel Flex Memory AccessYes
Intel Identity Protection Technology version1.00
Intel Rapid Storage TechnologyNo
Intel Trusted Execution TechnologyYes
Intel VT-x with Extended Page Tables (EPT)Yes
Intel Virtualization Technology (VT-x)Yes
Intel Virtualization Technology for Directed I/O (VT-d)Yes
Intel® AES New Instructions (Intel® AES-NI)Yes
Intel® Clear Video HD Technology (Intel® CVT HD)Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)No
Intel® InTru™ 3D TechnologyYes
Intel® Insider™Yes
Intel® Wireless Display (Intel® WiDi)No
Processor ARK ID52207
Processor package size37.5 x 37.5 mm
Supported instruction setsAVX
Thermal Monitoring TechnologiesYes
Intel® Turbo Boost Technology2.0
Intel® Hyper Threading Technology (Intel® HT Technology)No
Intel® Quick Sync Video TechnologyYes
Intel® My WiFi Technology (Intel® MWT)No
Intel® Identity Protection Technology (Intel® IPT)Yes
Intel® Anti-Theft Technology (Intel® AT)No
Conflict-Free processorNo

Audio

SpecificationValue
Audio systemHigh Definition Audio

Weight & dimensions

SpecificationValue
Width175 mm
Depth442 mm
Height414 mm
Weight11 kg

Other features

SpecificationValue
Intel segment taggingEnterprise, Professional

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