M70e

System board / Form factor
Tower (4x3) form factor with Intel G41+ICH7 Chipsets

Processor
Intel® Celeron® Processor 440, 450

Intel® Celeron® Dual Core Processor E1500, E3200, E3300, E3400

Intel® Pentium® Dual Core Processor E5300, E5400, E5500, E6300, E6500, E6600

Intel® Core™2 Duo Processor E7400, E7500, E7600, E8400, E8500, E8600,

Intel® Core™2 Quad Processor Q8300, Q8400, Q9300, Q9450, Q9500, Q9505, Q9550, Q9650

Cache
Up to 12MB cache, processor dependent

Chipset
Intel G41+ICH7 Chipsets

Memory
1GB standard, supports up to 4GB maximum

PC3-8500 1066MHz DDR3 UDIMM, PC3-10600 1333MHz DDR3 UDIMM

Two DIMM sockets

Audio
Integrated Reltek Audio

ALC662 HD codec, 5.1

Ports: Audio out 1 in front, 1 in rear

Keyboard and mouse
Lenovo Preferred Productivity Full Size Keyboard

Preferred Productivity Fingerprint Keyboard

Preferred Productivity Fullsize PS/2 Keyboard

USB Optical Wheel Mouse - 400dpi

PS/2 Three Button ball mouse

Networking
One RJ45 Ethernet Network port

Marvell Yukon 88E8057 PCI-E Gigabit Ethernet controller

Bays
Two 3.5 inch internal bays (hard disk drive)

One 5.25 inch external bay (optical disk drive)

External ports
Up to eight high speed USB 2.0 connectors (two on front panel and four on rear panel)

One integrated VGA port

Two audio connectors (microphone in and headphone) on front panel

Three audio connectors (audio line in, audio line out, and microphone in) on rear panel

PS/2 for keyboard and mouse (optional)

Slots
Two Full Height PCI

One Full Height PCI Express x1

One Full Height PCI Express x16

Power management
Advanced Configuration and Power Interface (ACPI) support

Power supply
ATX 320W 88plus (Worldwide), auto-sensing

ATX 280W, manual switch

ATX 280W 85plus (Worldwide), auto-sensing

115 to 230 Volt; 50 to 60 Hz

Security
Cover presence switch (intrusion switch, some models)

Keyboard with fingerprint reader (some models)

Security slot (in rear for optional Kensington® MicroSaver® cable)

Individual USB port disablement

Padlock loop

Operating system
Windows 7 Professional 32

Windows 7 Professional 64

Windows 7 Home Basic

DOS License

Optical drive
DVD-ROM

DVD Recordable

Hard drive features
7200RPM Serial ATA supported

Supports 160GB, 250GB, 320GB, 500GB

Video
Integrated Graphics Adapter

Intel® GMAX4500 DX10

NVIDIA GeForce 310 512MB DDR3 (VGA+DP)

Operating systems
Linux-Red hat Enterprise Workstation 5.0

Linux-SuSE Linux Desktop 10

Linux-Ubunto

EMC
FCC ( North America)

VCCI and JEITA (Japan)

C-Tick (Australian, NewZeland)

KCC (Korea)

CE (EEA)

BSMI (Taiwan)

CCC (China)

Safety
UL/CUL (USA and Canada)

GS (German)

S-Mark (Argentina)

BSMI safety report (Taiwan)

NOM (Mexico)

CCC (China)

PCT (Russia)

EMC and Safety
CE (EEA)

BSMI (Taiwan)

CCC (China)

WEEE Waste
China EPuP Mark

PC Green Label (Japan)

Energy Star 5.0 (Selected models)

EPEAT Gold (Selected models)

GREENGUARD (All models)

85 PLUS Power supply (Selected models)

RoHS for all countries

ThinkCentre M70z systems may carry other certifications that are not listed above

Source:
https://support.lenovo.com/us/en/solutions/pd000897