Lenovo ThinkStation D20 4155G7U Workstation ( 4155G7U ) - Workstation

1.800.814.5410

858.764.8900 Mon-Fri 6AM-4PM PT

BRANDS
- HP
- Apple
- Brother
- Canon
- Oki
- Xerox
- Epson
- Sony
- Dell
- Belkin
- Samsung
- Konica Minolta
- Ricoh
- Fujitsu
- Panasonic
- Acer
- See all brands
PCs
- PCs
- Desktops
- Servers
- Workstations
APPLE
- MacBook Pros
- MacBook Airs
- MacBooks
- iMacs
- Mac Pros
- Mac Minis
- iPods
LAPTOPS
- Netbooks
- Notebooks
- Lightweight Notebooks
- Thin Notebooks
- Semi Rugged Notebooks
- Rugged Notebooks
HARDWARE
- Monitors
- Scanners
- Projectors
- Hard Drives
SOFTWARE
- Software
- AntiVirus Software
- Business Software
- Graphics & Multimedia
- Licensing
- Networking Software
- Operating Systems
- Utilities Software
NETWORKING
- Networking
- Hubs
- Modems
- Adapters
- Network Security
- Routers
- Switches
- Wireless Networking
- Accessories
AUDIO
- Audio
- Speakers
- Sound Cards
- MP3 Players
- Apple iPods
VIDEO
- Video Cards
CAMERAS
- Digital Cameras
- Digital Cameras 4 Megapixel
- Digital Cameras 5 Megapixel
- Digital Cameras 6 Megapixel
- Digital Cameras 7 Megapixel
- Digital Cameras 8 Megapixel
- Digital Cameras 10 Megapixel
- Digital SLR Cameras
- Network Cameras
- WebCams
- Digital Camera Accessories
PRINTER SUPPLIES
- Printer Supplies
- Toner
- Color Toner Cartridges
- Black Toner Cartridges
- Color Inkjet Cartridges
- Black Inkjet Cartridges
- Photo Cartridges
- Drum Units
- Fuser Units
- Print Heads
- Maintenance Kits
- Transfer Units
- Paper
- Labels
PRINTERS
- Printers
- Color Laser Printers
- Laser Printers
- Multifunction Printers
- Plotters
- Inkjet Printers
- Dot Matrix Printers
- Line Printers
- Label Printers
- Refurbished Printers
- Fax Machines
- Copiers
SPECIALS
- Refurbished
- Hot Deals
- Rebate Center
- New Arrivals

Home > Systems > Workstations > Lenovo

Lenovo ThinkStation D20 4155G7U Workstation
Part #: 4155G7U

Summary

From Lenovo's exceptional engineers comes the next generation of ThinkStation, designed exclusively for specialized professionals using graphically and computationally intensive applications. Its groundbreaking design ramps up parallel workflows, enabling professional users to quickly bring their ideas to life. Equipped with the latest technology from Intel, the ThinkStation delivers performance that is simply unattainable with a standard desktop PC. The ThinkStation D20's powerful and efficient Intel Xeon processors speed through even the toughest workloads.

Features

Product Description: Lenovo ThinkStation D20 4155, Xeon E5607 2.26 GHz
Type: Workstation
Form Factor: Tower
Dimensions (WxDxH): 8.3 in x 23.7 in x 19.1 in
Weight: 59.7 lbs
Processor: 1 x Intel Xeon E5607 / 2.26 GHz ( Quad-Core )
Processor Main Features: Hyper-Threading Technology, Intel Extended Memory 64 Technology, Intel QuickPath Interconnect, Intel Virtualization Technology
Cache Memory: 8 MB
Cache Per Processor: 8 MB
RAM: 4 GB (installed) / 192 GB (max), DDR3 SDRAM, ECC, 1066 MHz, PC3-10600
Storage Controller: Serial Attached SCSI ( Serial ATA-300 / SAS ) ( Marvell 88SE6480 ) ; Serial ATA ( Serial ATA-300 )
Hard Drive: 1 x 500 GB, standard, Serial ATA-300

Optical Storage: DVD-Writer
Monitor: None.
Graphics Controller: PCI Express x16, NVIDIA Quadro 600
Video Memory: 1 GB
Audio Output: Sound card
Networking: Network adapter, Ethernet, Fast Ethernet, Gigabit Ethernet, Ethernet Ports : 2 x Gigabit Ethernet
Power: AC 120/230 V ( 50/60 Hz )
OS Provided: Microsoft Windows 7 Professional 64-bit Edition
Microsoft Office Preloaded: Includes a pre-loaded image of select Microsoft Office 2010 suites. Purchase an Office 2010 Product Key Card or disc to activate preloaded software on this PC.
Manufacturer Selling Program: TopSeller
Manufacturer Warranty: 3 years warranty , on-site

Options

Lenovo ThinkStation D20 4155G7U Workstation: Supplies and Accessories Options

Lenovo ThinkStation D20 4155G7U Workstation Specifications
Part # 4155G7U

General
Type:	Workstation
Product Form Factor:	Tower
Built-in Devices:	Speaker
Embedded Security:	Trusted Platform Module (TPM 1.2) Security Chip
Width:	8.3 in
Depth:	23.7 in
Height:	19.1 in
Weight:	59.7 lbs
Color:	Raven black
Processor
Type:	Intel Xeon E5607 / 2.26 GHz
Multi-Core Technology:	Quad-Core
64-bit Computing:	Yes
Installed Qty:	1
Max Supported Qty:	2
Upgradability:	Upgradable
Processor Main Features:	Hyper-Threading Technology, Intel Extended Memory 64 Technology, Intel QuickPath Interconnect, Intel Virtualization Technology
Cache Memory
Installed Size:	8 MB
Cache Per Processor:	8 MB
Mainboard
Chipset Type:	Intel 5520
RAM
Installed Size:	4 GB / 192 GB (max)
Technology:	DDR3 SDRAM, ECC
Memory Speed:	1066 MHz
Memory Specification Compliance:	PC3-10600
Form Factor:	DIMM 240-pin
Features:	Registered, six DDR channels
Configuration Features:	2 x 2 GB
RAM Supported:	192 GB, registered , 48 GB, unbuffered
Storage Controller
Type:	1 x Serial Attached SCSI, integrated
Controller Interface Type:	Serial ATA-300 / SAS
Storage Controller Name:	Marvell 88SE6480
Channel Qty:	5
RAID Level:	RAID 0, RAID 1, RAID 5, RAID 10
Storage Controller (2nd)
Type:	1 x Serial ATA, integrated
Controller Interface Type:	Serial ATA-300
Channel Qty:	4
Storage
Hard Drive:	1 x 500 GB, standard, Serial ATA-300, 7200 rpm
Optical Storage
Type:	DVD-Writer, Serial ATA
Monitor
Monitor Type:	None.
Graphics Controller
Type:	PCI Express x16, plug-in card
Graphics Processor / Vendor:	NVIDIA Quadro 600
Video Memory:	1 GB
Digital Video Standard:	Digital Visual Interface (DVI), DisplayPort
Audio Output
Type:	Sound card, integrated
Compliant Standards:	High Definition Audio
Input Device
Type:	Mouse, keyboard
Keyboard
Keyboard Name:	Preferred Pro USB
Interface:	USB
Mouse
Technology:	Optical
Interface:	USB
Features:	Scroll
Networking
Networking:	Network adapter, integrated
Ethernet Ports:	2 x Gigabit Ethernet
Ethernet Controller(s):	Broadcom BCM5754, Broadcom BCM5755
Data Link Protocol:	Ethernet, Fast Ethernet, Gigabit Ethernet
Remote Management Protocol:	DMI 2.0
Features:	ACPI support
Compliant Standards:	IEEE 802.3
Expansion / Connectivity
Expansion Bays Total (Free):	3 ( 2 ) x front accessible, 5.25" x 1/2H , 1 ( 1 ) x front accessible, 3.5" x 1/3H , 5 ( 4 ) x internal, 3.5" x 1/3H
Expansion Slots Total (Free):	12 ( 10 ) x memory, DIMM 240-pin , 2 ( 1 ) x processor, LGA1366 Socket , 1 ( 1 ) x PCI Express x16, full-length, full-height ( x4 mode ) , 2 ( 1 ) x PCI Express 2.0 x16, full-length, full-height ,
Interfaces:	10 x Hi-Speed USB, 4 pin USB Type A ( 2 in front ) , 2 x microphone, input, mini-phone 3.5 mm ( 1 in front ) , 1 x headphones, output, mini-phone stereo 3.5 mm ( 1 in front ) , 2 x IEEE 1394 (Fi
Miscellaneous
Features:	Security lock slot (cable lock sold separately), administrator password, hard drive password, power-on password, boot without keyboard or mouse, hard drive I/O control, serial port I/O control, USB po
Compliant Standards:

Lenovo ThinkStation D20 4155G7U Workstation Features

Stable, safe and secure
Enjoy peace of mind built into every ThinkStation thanks to ThinkVantage Technologies. Advanced security features like the available fingerprint reader keyboard and built-in ThinkVantage Client Security Solution help to secure your data while the optimized thermal design reduces the risk of hardware failure for unmatched reliability. The ThinkVantage Productivity Center automates updates and maintenance tasks, and places system tools and services no more than a press or a click away.

Introducing ThinkStation 2.0
From the exceptional engineers of Lenovo comes the next generation of ThinkStation workstation. The new ThinkStation S20 and D20 offer the following enhancements. Faster, more efficient architecture with the latest Intel workstation technology. Addition of ATI FirePro support. Quieter user experience with optimized fan placement and speed control. Increased reliability with optimized thermal design. Improved cable management. Faster memory. More environmentally friendly: now EPEAT Gold qualified, with up to 26% post-consumer recycled plastics.

A smarter workstation
ThinkStation offers a user-centric, environmentally conscious design that boosts productivity and ultimately results in increased productivity for your business. Enjoy the following smart design features. Ergonomic removable top handle. Front-access media ports with illuminated icons and a recessed power button. Superior cable management. Premium side cover latch for easy access to internal components. Innovative thermal design with optimized fan placement, for a cooler, quieter, more reliable PC. All ThinkStation models are rack-mountable.

ISV certified
Lenovo works closely with leading software partners, and ThinkStation has hundreds of independent software vendor (ISV) certifications – ensuring you have the performance you need to run the world's most demanding workstation applications.

AMD Athlon Workstations
Intel Xeon Workstations

Compaq Systems
HP Systems
IBM Systems
Samsung Systems
Cisco Systems
EIZO Systems
Intel Systems
Lenovo Systems
Neoware Systems
Planar Systems
Super Micro Computer Systems
Supermicro Systems
WYSE Systems
more...

Rebate Center
New Arrivals

Windows 7