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®
ThinkCentre
M91p Small (4480) - TopSeller
Slot x
Type-model
bay
Processor
4480-A4U
4x3
Core i5-2400
4480-A5U
4x3
Core i7-2600
4480-B1U
4x3
Core i5-2400
4480-B3U
4x3
Core i7-2600
☞
4480-B4U
4x3
Core i7-2600
☞
4480-B5U
4x3
Core i5-2500
●Next Generation Intel platform with latest Intel vPro™ Technology and Intel Active Management Technology
●These small and medium business (SMB) models are part of the US TopSeller™ Program
●These models have a 3-year limited warranty
●These systems are Microsoft Offi ce 2010 Product Key Ready (O10PKR)
Positioning
Ultimate security, stability, and manageability for the enterprise
®
Processor
Intel
Core™ i5-2400 Processor (4 cores / 4 threads, 3.1GHz, 6MB cache),
Turbo Boost 2.0 (3.4GHz), integrated Intel HD Graphics 2000,
integrated 1333MHz dual-channel DDR3 memory controller, Virtualization Technology
Intel Core i5-2500 Processor (4 cores / 4 threads, 3.3GHz, 6MB cache),
Turbo Boost 2.0 (3.7GHz), integrated Intel HD Graphics 2000,
integrated 1333MHz dual-channel DDR3 memory controller, Virtualization Technology
Intel Core i7-2600 Processor (4 cores / 8 threads, 3.4GHz, 8MB cache),
Turbo Boost 2.0 (3.8GHz), integrated Intel HD Graphics 2000,
integrated 1333MHz dual-channel DDR3 memory controller, Virtualization Technology
Implementation
Processor in LGA1155 socket
Memory
16GB max, UDIMM, PC3-10600 1333MHz DDR3, four 240-pin DIMM sockets
Graphics
Some: Intel HD Graphics in processor, uses main memory, HDCP, DirectX
Some: AMD Radeon™ HD 6450, PCI Express
DP dongle
None
Disk
SATA 6.0Gb/s 7200 rpm
Optical
Super Multi-Burner DL DVD±RW SATA 1.5Gb/s Drive
SATA controller
Serial ATA, SATA 3.0Gb/s and SATA 6.0Gb/s, integrated in chipset, RAID 0/1
SATA cables
Two SATA cables (each 1-drop to device), two SATA 6.0Gb/s connectors,
one SATA 3.0Gb/s connector, and one eSATA connector on planar
eSATA port
None
Media reader
None
Chipset
Intel Q67 Express Chipset
Platform Controller Hub [PCH] (PCI Express
®
SMSC
Front ports
Two USB 2.0, microphone (stereo, 3.5mm), headphone (stereo, 3.5mm)
Rear ports
Six USB 2.0, serial (9-pin), ethernet (RJ-45), VGA DB-15, DisplayPort
Rear audio ports Line-in (stereo, 3.5mm), line-out (stereo, 3.5mm), microphone-in (stereo, 3.5mm)
Internal connector Two USB 2.0 planar conn (1 used; one open for media reader or 2 rear USB ports)
Audio
High Defi nition (HD) Audio, Realtek
Speaker
Internal speaker for business audio
Ethernet
One gigabit ethernet port, Intel 82579, Wake on LAN
Intel AMT
Intel Active Management Technology 7.1 (Intel AMT 7.1)
Modem
None
Security chip
STMicroelectronics ST19NP18 Trusted Platform Module (TPM), TCG 1.2-compliant
Keyboard
Preferred Pro USB Keyboard (USB connector), 104-key, black, Lenovo
Mouse
Enhanced Optical USB Mouse, 1000 dpi, black, Lenovo logo
Floor Stand
System fl oor stand for vertical orientation
Power supply
240 watts, autosensing, 85% PSU
● Business black color; metal case
Machine
● 13.3" W X 14.5" D X 3.9" H
● 337mm W X 369mm D X 99mm H
● 16.5 lb (7.5 kg) in maximum confi guration
● Toolless cover fl ips up and tilts backward on rear hinges
● Toolless disk and optical drive removal
● Toolless adapter retention
Bay
Bay 1: 5.25", 1.6" high, access, std optical
Bay 2: 3.5", 1" high, no access, std disk
Bay 3: 3.5", .5" high, access, opt reader
Slot
Slot 1: Low Profi le, PCI Express 2.0 x16 (45w max)
Slot 2: Low Profi le, PCIe 2.0 x1
Slot 3: Low Profi le, 32-bit PCI 2.3
Slot 4: Low Profi le, 32-bit PCI 2.3
Limited Warranty 3-years, limited onsite service, 8 am-5 pm, Mon - Fri coverage excluding holidays,
next business day response time / service upgrades available
See footnotes for important warranty information
☞ US models announced September 6, 2011; previous models on
SATA disk
Memory
8
GB rpm
2GBx1 1333MHz 320G 7200
4GBx1 1333MHz 320G 7200
4GBx1 1333MHz 500G 7200
4GBx1 1333MHz 500G 7200
4GBx1 1333MHz 500G 7200
4GBx1 1333MHz 500G 7200
one VGA, one DisplayPort™, supports dual independent display;
Maximum resolution: 2560x1600 (DisplayPort, VGA)@60Hz;
1GB, one DVI-I (includes DVI-to-VGA dongle), one DisplayPort, 25 watts;
Maximum resolution: 2560x1600 (DisplayPort, DVI-I)@60Hz;
works along with Intel HD Graphics to support four independent monitors
5627P Super I/O
®
ALC662 codec
SATA
optical
Graphics
DVD±RW
Intel HD
DVD±RW
Intel HD
DVD±RW
Intel HD
DVD±RW
Intel HD
DVD±RW
HD 6450
DVD±RW
Intel HD
®
2.0 x16 adapter, HDCP, DirectX 11,
®
2.0 x1, ethernet MAC, PCI, and USB),
®
®
logo
disk
optical
March 1 or
August 23
, 2011
Personal Systems Reference (PSREF)
Chassis
Floor
ENERGY
intr switch
stand
STAR 5.0
None
Stand
ES50
None
Stand
ES50
None
Stand
ES50
None
Stand
ES50
None
Stand
ES50
None
Stand
ES50
Preloaded operating system
Genuine Windows
Professional 64
Preloaded applications (only some listed)
● Rescue and Recovery™
● ThinkVantage
● ThinkVantage Power Manager
● ThinkVantage Toolbox
● Norton™ Internet Security 2011
(30 days of virus defi nitions)
®
● Adobe
Reader
● Skype™ for Windows
®
10.1,
®
● Microsoft
Offi ce 2010 preloaded;
purchase product key to activate
®
● Corel
Burn.Now™ (DVD±RW)
● Corel DVD MovieFactory
Security
● Security chip (see information on left)
● Security slot (in rear for attachment of
optional Kensington
cable)
● Power-on password
● Hard disk password
● Boot sequence control
● Boot without keyboard and mouse
● Serial port I/O control
● Individual USB port disablement
EPEAT™ Gold rating
ENERGY STAR
GREENGUARD
RoHS-compliant
Supports ThinkVantage Technologies
For compatible accessories,
please go to O-M91P sheet;
For Lenovo service upgrade options,
please go to S-TC sheet
(MAST1-7) September 2011
Intel
Win7
Global
vPro
preload
Educ
vPro
N N
Pro 64
vPro
N N
Pro 64
vPro
N N
Pro 64
vPro
N N
Pro 64
vPro
N N
Pro 64
vPro
N N
Pro 64
®
7
®
System Update
®
®
(DVD±RW)
®
®
MicroSaver
®
5.0-compliant
®
certifi ed
©Lenovo
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