Datasheet

Preloaded operating system
Some: Windows
7 Professional 64
preinstalled through downgrade
rights in Windows 8 Pro 64-bit
Some: Windows 8 Pro 64-bit
Preloaded applications (only some listed)
- Windows 7 models
ThinkVantage
Product Recovery
ThinkVantage Power Manager
ThinkVantage Communication Utility
Lenovo
Message Center Plus
Lenovo SimpleTap
Adobe
Reader
Windows Live Essentials
Corel
Burn.Now (DVD±RW)
Corel DVD MovieFactory
(DVD±RW)
- Windows 8 models
Lenovo Support
Lenovo Companion
Lenovo Cloud Storage
Norton Studio
AccuWeather
Evernote
Cyberlink Power2Go (DVD±RW)
Cyberlink PowerProducer (DVD±RW)
- All models
ThinkVantage System Update
Lenovo Solution Center
View Management Utility
Norton Internet Security
(30 days of virus definitions)
Microsoft
Office preloaded;
purchase a product key to activate
Skype
Security
One lock to secure both cover and
entire system to fixed object:
-Padlock loop (in rear for opt padlock)
-Security slot (in rear for optional
Kensington
MicroSaver
cable)
Power-on password
Administrator password
Hard disk password
Boot sequence control
Boot without keyboard and mouse
Serial port I/O control
Individual USB port disablement
Chassis intrusion switch on selected
model(s)
EPEAT Gold rating
ENERGY STAR
5.2-compliant
Cisco EnergyWise compatible
GREENGUARD
certified
RoHS-compliant
Supports ThinkVantage Technologies
For compatible accessories,
please go to O-M72E sheet;
For Lenovo service upgrade options,
please go to S-TC sheet
3-year limited warranty
ThinkCentre
M72e Tower (3655) - ES 5.2 (Win 8) - II
Product Specifications Reference (PSREF)
Positioning Essential business features, exceptional value
Processor Intel
Core
i3-3220 Processor (2 cores / 4 threads, 3.3GHz, 3MB cache),
integrated Intel HD Graphics 2500,
integrated 1600MHz dual-channel DDR3 memory controller
Intel Core i3-3240 Processor (2 cores / 4 threads, 3.4GHz, 3MB cache),
integrated Intel HD Graphics 2500,
integrated 1600MHz dual-channel DDR3 memory controller
Intel Core i5-3470 Processor (4 cores / 4 threads, 3.2GHz, 6MB cache),
Turbo Boost 2.0 (3.6GHz), integrated Intel HD Graphics 2500,
integrated 1600MHz dual-channel DDR3 memory controller, Virtualization Technology
Intel Core i5-3570 Processor (4 cores / 4 threads, 3.4GHz, 6MB cache),
Turbo Boost 2.0 (3.8GHz), integrated Intel HD Graphics 2500,
integrated 1600MHz dual-channel DDR3 memory controller, Virtualization Technology
Intel Core i7-3770 Processor (4 cores / 8 threads, 3.4GHz, 8MB cache),
Turbo Boost 2.0 (3.9GHz), integrated Intel HD Graphics 4000,
integrated 1600MHz dual-channel DDR3 memory controller, Virtualization Technology
Implementation Processor in LGA1155 socket
Memory 16GB max, UDIMM, PC3-12800 1600MHz DDR3, two 240-pin DIMM sockets
Graphics
Some: Intel HD Graphics 2500 in processor, uses main memory, DirectX
11
one VGA, one DVI-D, supports dual independent display;
Maximum resolution: 2560x1600 (VGA)@60Hz; 1920x1200 (DVI-D)@60Hz
Some: AMD Radeon HD 7450, DirectX 11, 3D Hardware Acceleration,
1GB, PCI Express
2.0 x16 adapter,
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 up to four independent monitors
Disk SATA 3.0Gb/s 7200 rpm
Optical Super Multi-Burner DL DVD±RW SATA 1.5Gb/s Drive
SATA controller Serial ATA, SATA 3.0Gb/s, integrated in chipset
Onboard SATA Two SATA cables (each 1-drop to device), three SATA 3.0Gb/s connectors on planar
eSATA port None
Media reader None
Chipset
Intel H61 Express Chipset
Front ports Two USB 2.0, microphone (stereo, 3.5mm), headphone (stereo, 3.5mm)
Rear ports Four USB 2.0, serial (9-pin), keyboard (PS/2), mouse (PS/2), ethernet (RJ-45),
VGA DB-15, DVI-D
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 additional USB devices)
Audio High Definition (HD) Audio, Realtek
ALC662 codec
PCIe WLAN
4
None
Bluetooth None
Speaker Internal speaker for business audio
IEEE 1394 None
Ethernet Gigabit ethernet port, Realtek RTL8111E, Wake on LAN
Intel AMT None
Modem None
Security chip None
Keyboard Preferred Pro USB Keyboard (USB connector), 104-key, black, Lenovo
logo
Mouse Enhanced Optical USB Mouse, black, Lenovo logo
Power supply 280 watts with variable speed fan, autosensing, 85% PSU
Machine
Business black color; metal case
6.3" W X 16.6" D X 15.3" H (with handle)
160mm W X 422mm D X 388mm H
20.7 lb (9.4 kg) in maximum configuration
Handle on top front
Highlighted optical drive button for easy access
Bay Bay 1: 5.25", 1.6" high, access, std optical
Bay 2: 3.5", 1" high, no access, opt disk
Bay 3: 3.5", 1" high, no access, std disk
Slot Slot 1: half-length, full-height, PCI Express
2.0 x16 (60w max)
Slot 2: half-length, full-height, PCIe 2.0 x1
Slot 3: half-length, full-height, PCIe 2.0 x1
Limited Warranty 3-years, limited onsite service, 8 am-5 pm, Mon - Fri coverage excluding holidays,
next business day response time / service upgrades available
3655-E5U 3x3 i7-3770 4GBx1 1600MHz 1TB 7200 Bay DVD±RW HD 7450 None ES52 None Win8 Pro64 10/23/12
3655-E1U 3x3 i3-3220 4GBx1 1600MHz 500G 7200 Bay DVD±RW HD 2500 None ES52 None Win8 Pro64 10/23/12
3655-E2U 3x3 i3-3240 4GBx1 1600MHz 500G 7200 Bay DVD±RW HD 2500 None ES52 None Win8 Pro64 10/23/12
3655-E3U 3x3 i5-3470 4GBx1 1600MHz 500G 7200 Bay DVD±RW HD 2500 None ES52 None Win8 Pro64 10/23/12
3655-E4U 3x3 i5-3570 4GBx1 1600MHz 1TB 7200 Bay DVD±RW HD 2500 None ES52 None Win8 Pro64 10/23/12
3655-E9U 3x3 i5-3470 4GBx1 1600MHz 500G 7200 Bay DVD±RW HD 2500 None ES52 None Win7 Pro64 10/23/12
See footnotes for important warranty information
US models announced October 23
, 2012
Lenovo
(MOSI1-31) October 2012
Type-model Processor Memory
8
SATA
optical Graphics
Slot x
bay
ENERGY
STAR 5.2
SATA disk
GB rpm Global
Ann date
(mm/dd/yy)
2nd Disk
Bay
Chassis
intr switch
optical
disk
Preload