Processor
Implementation
Memory
Graphics
Media reader
SATA disk(s)
S ATA DV D ±RW
SATA controller
Chipset
Front ports
Rear ports
IEEE 1394 adptr
Audio
Speaker
Ethernet
Security chip
Keyboard
Mouse
Power supply
Cooling
Rack mount
Intel Pentium
®
Processor G6950 with dual-core,
Intel 64, Virtualization Technology, integrated 1066MHz
dual-channel DDR3 memory controller, and 3MB cache or
Intel Core™ i3 Processor i3-530 with dual-core,
Intel 64, Hyper-Threading Technology, Virtualization Technology,
integrated 1333MHz dual-channel DDR3 memory controller,
and 4MB cache or
Intel Xeon
®
Processor X3430 with quad-core,
Intel 64, Virtualization Technology, TXT,
Turbo Boost Technology,
integrated 1333MHz dual-channel DDR3 memory controller,
and 8MB cache or
Intel Xeon Processor X3440 with quad-core,
Intel 64, Hyper-Threading Technology, Virtualization Technology,
TXT, Turbo Boost Technology,
integrated 1333MHz dual-channel DDR3 memory controller,
and 8MB cache
Processor in LGA1156 socket, up to one processor
2GB or 4GB std,
PC3-10600 1333MHz DDR3
*, UDIMM,
four 240-pin DIMM sockets
34U/35U: 8GB max
**
, Non-ECC
***
36U/37U: 16GB max, ECC
* System automatically clocks down for processors with 1066MHz
DDR3 memory controller
** Max memory is 16GB for ECC models and
8GB for Non-ECC models
*** ECC and non-ECC DIMMs cannot be mixed
Some: NVIDIA
®
Quadro
®
FX 380, PCIe x16 adapter, 256MB,
two dual-link DVI-I, 35W
Some: NVIDIA Quadro FX 580, PCIe x16 adapter, 512MB,
two DisplayPort™, one dual-link DVI-I***, 40W
Some: NVIDIA
®
Quadro
®
FX 1800, PCIe x16 adapter,
768MB, two DisplayPort, one dual-link DVI-I***, 59W
*** Only two display connectors are active at a time
25-in-1 media reader, internal USB 2.0
500GB, SATA 3.0Gb/s, 7200 rpm, 3.5"
Super Multi-Burner DL DVD±RW SATA 1.5Gb/s Drive
Serial ATA, SATA 3.0Gb/s, integrated in chipset, RAID 0, 1 support,
two SATA connectors for disks, two SATA connectors for opticals
Intel 3450 Chipset,
Platform Controller Hub (PCH) for PCI, ethernet, and USB,
SMSC
®
SCH5147 Super I/O
Two USB 2.0, microphone (3.5mm), headphone (3.5mm)
Six USB 2.0, serial (9-pin), ethernet (RJ-45),
three analog audio ports (line-in, line-out, mic-in)
None
High Defi nition (HD) Audio, Realtek
®
ALC662 codec
Internal speaker for business audio
One gigabit ethernet on planar, Intel 82578DM
STMicroelectronics ST19NP18 Trusted Platform Module (TPM), TCG 1.2-compliant
Preferred Pro USB Keyboard (USB connector), 104-key, black, Lenovo
®
logo
Optical Wheel Mouse (USB connector), black, Lenovo logo
280 watts with variable speed fan, autosensing, 85% PSU,
80 PLUS
®
Bronze qualifi ed
4 fans (power supply, CPU, rear, front)
Rack shelf support
4220-34U 4x5 i3-530 2.93 2 2x2GB
1333MHz
1x500GB
2
3.5" No DVD±RW No FX380 ES50 Pro64 No Feb 10
4220-35U 4x5 G6950 2.80 2 1x2GB
1333MHz
1x500GB
3.5" No DVD±RW No FX380 ES50 Pro64 No Feb 10
4220-36U 4x5 X3430 2.40 4 2x2GB
1333MHz
ECC 1x500GB
3.5" No DVD±RW No FX580 ES50 Pro64 No Feb 10
4220-37U 4x5 X3440 2.53 4 2x2GB
1333MHz
ECC 1x500GB
3.5" No DVD±RW No FX1800 ES50 Pro64 No Feb 10
ThinkStation
®
E20 (4220) - Windows 7 - withdrawn
GHz Processor Disk(s)
SATA
optical
Graphics
adapter(s)
Avail
date
ECC
memory
Slot x
bay
Disk
size
Personal Systems Reference (PSREF)
ENERGY
STAR 5.0
See footnotes for important warranty information
US models announced January 19, 2010
US models withdrawn effective October 2010 or February, August 2011
© Leno
vo
(CAD1-2) August 2011
Win7
preload
Memory
DIMMs
LIMITED WARRANTY
1
➫ 3-year parts and labor
➫ Customer Replaceable Unit (CRU)
parts only (with limited onsite service
for selected parts
3
, 8 am - 5 pm,
Mon - Fri coverage excluding holidays,
next business day response time)
➫ ThinkPlus
™ services available; see
http://lenovo.com/thinkplus/warranty
• Onsite service upgrade options
(in eligible locations)
7
• Post warranty maintenance
services
➫ 24 hour x 7 day
14
toll-free support
during the warranty period
1
via 800-426-7378
Type-
model
Memory
speed
GREENGUARD
®
certifi ed
RoHS-compliant
ENERGY STAR
®
5.0-compliant
EPEAT™ Gold rating
Supports ThinkVantage
®
technologies
• Raven black color; metal case
• 6.9"W x 17.0"D x 16.7"H (with handle)
• 175mm W x 431mm D x 425mm H
• 24.7 lb (11.2kg) max confi guration
• 32-liter
• Removable handle on top front
• Toolless side cover removal
• Toolless disk and optical drive removal
• Toolless adapter retention
• Illuminated front icons
• Rack shelf support
• Recessed power button
Slot 1: half-length, full-height, PCIe 2.0 x16
(75w max)
Slot 2: half-length, full-height, PCIe 2.0 x1
Slot 3: half-length, full-height, 32-bit PCI 2.3
Slot 4: half-length, full-height, 32-bit PCI 2.3
Tower
Bay ① 5.25", 1.6" high, access, std optical
Bay ② 5.25", 1.6" high, access, open
Bay ③ 3.5", 1" high, access, media reader
Bay ④ 3.5", 1" high, internal, std disk
Bay ⑤ 3.5", 1" high, internal, opt disk
SECURITY
• Security chip (see information on left)
• Padlock loop (in rear for opt padlock;
padlock prohibits side cover removal)
• Security slot (in rear for optional
Kensington
®
Microsaver
®
cable;
prohibits side cover removal)
• Power-on password
• Administrator password
• Boot sequence control
• Boot without keyboard, mouse
• Serial port I/O control
• USB port disablement (front or all)
1394
adptr
Preloaded operating system
20
- Genuine Windows
®
7
Professional 64
Preloaded applications
5
(only some
listed)
• Rescue and Recovery™
• Microsoft Offi ce 2010 preloaded;
purchase product key to activate
Cores
Accessories
2GB PC3-10600 DDR3 Non-ECC UDIMM 57Y4390
4GB PC3-10600 DDR3 ECC UDIMM 57Y4138
1TB SATA 3.0Gb/s Disk (7200 rpm) 45J7918
More accessories on O-CAD sheet
Other accessories at lenovo.com/accessories
• Faster, more effi cient architecture with the latest Intel® workstation technology
• True workstation-level performance at incredibly low price point
• High Reliability with Independent Software Vendors (ISV) certifi ed applications and ECC memory support
• These models have a 3-year limited warranty
1
• These systems are Microsoft
®
Offi ce 2010 Product Key Ready (O10PKR)
Pre-conf
RAID
②
optical
disk
⑤
③
Global (G)
GMP (P)
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