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- 3.2GHz Intel Core i5 6500
- 4GB DDR4 SDRAM
- 128GB Hard Drive
- Intel HD Graphics 530
- Gigabit Ethernet
- Windows 10 Pro 64-bit
- Windows 7 Professional 64-bit downgrade
- 3 Years Warranty
The Lenovo ThinkCentre M900 Tower desktop provides the ultimate performance with full-featured expandability. M900 Tower desktops offer the convenience of an optional removable hard drive and a handle for portability. Extend the life of your ThinkCentre M900 with unique, Lenovo-developed dust filters. The filters reduce dust intake by almost 40 percent, so your machine will last longer with less maintenance.
Audio Output Type: Integrated
Desktop Power Manager
Lenovo Solution Center
Lenovo Bluetooth Lock (for models with Wi-Fi/BT card)
McAfee LiveSafe (30-day trial)
Microsoft Office preloaded; purchase a product key to activate
PowerDVD Create (DVD±RW)
Lenovo ThinkVantage Tools
- Only for Window 10:
Cyberlink PowerDVD (DVD, DVD±RW)
- Only for Window 7:
Rescue and Recovery
ThinkVantage System Update
Lenovo Message Center Plus
Desktop, USB keyboard, USB optical mouse, software, documentation
ENERGY STAR Qualified: YesENERGY STAR Version: 6.1
Chassis Form Factor: Mini towerColor: Black
Cache Memory (installed): 6 MBRAM (installed): 4 GBRAM (max): 64 GBRAM Technology: DDR4 SDRAM
4GB 2133MHz Unbuffered (UDIMM) DDR4, expandable to 64GB.
There are four 288-pin, dual-channel capable DIMM slots. One slot contains a removable 4GB module and the others are available.
Video memory: Shared system memory with Intel HD Graphics 530.
Genuine Windows 7 Professional 64-bit is pre-installed through downgrade rights in Windows 10 Pro 64-bit.
OS Provided: Windows 10 Pro 64-bit / Windows 7 Professional 64-bit downgrade
CD/DVD Type: DVD±RW
16"h x 6.9"w x 16.3"d
Expansion slots (full-height):
(2) PCIe 3.0 x16 (one x4 elec, 75W max)
(1) PCIe 3.0 x1
(2) 5.25" bays (opt media reader / front access HDD occupy 2nd 5.25" bay)
(2) 3.5" bays (removable 2nd 3.5" disk tray included in this model)
(2) USB 3.0
(2) 3.5mm audio (microphone, headphone)
(6) USB 3.0
(1) Serial (9-pin)
(1) RJ-45 LAN
(3) 3.5mm audio (line in, line out, microphone)
(1) Power in
NOTE: Additional VGA, DisplayPort, DVI-I or HDMI on optional graphics cards on some models. Please note that the addition of a graphics card will result in the VGA port being disabled.
250W power supply, autosensing, 85% efficient
# Processors Installed: 1# Processors Supported: 1Chipset Type: Intel Q170Data Bus Speed: 2133 MHzNumber of Cores: Quad-CoreProcessor Features: Intel Turbo Boost Technology, Intel vPro TechnologyProcessor Manufacturer: IntelProcessor Model Number: 6500Processor Speed: 3.2 GHzProcessor Speed (Boosted): 3.60 GHzProcessor Type: Core i5
Networking Protocol: Gigabit Ethernet
This product is subject to our return policy. Please see our complete complete return policy for details.
Compliant Standards: GREENGUARD, RoHS
Hard Drive Capacity: 128 GBHard Drive Interface: SATA 6.0Gb/sHard Drive Type: Internal, Solid State Drive
Video Card: Intel HD Graphics 530Video Slot Type: PCI Express 3.0 x16
Limited onsite service