Lenovo THINKPAD L412 Product Manual page 62

ThinkStation™ D20 Series Model Comparison
ThinkStation D20 ThinkStation D20
41559 SNF98
Tower

TS
8G xx
4155D SNFD2
Tower
TS 
2G xx
4155D SNFD4
Tower

TS
4G xx
Selected ThinkStation D20 Accessories & Upgrades *
2GB PC3-8500 1066Mhz DDR3 ECC UDIMM Memory
Lenovo Blu-ray Burner (SATA)
NVIDIA® 256MB Quadro® FX 1800 Graphics Adapter
Lenovo Ultraslim Wireless Keyboard & Mouse
Lenovo USB 2.0 Portable 320 GB Hard Drive
Lenovo USB Smartcard Keyboard
Lenovo USB 2.0 Ultra Secure Memory Key - 4GB
TS = TopSeller
* Listed Accessories may not work with all models - Check the ThinkStation Accessories & Upgrades for compatibility details.
Lenovo recommends Windows
®
3/3 Intel Intel Xeon Processor E5640 (12M
OnSite 5520 Cache, 2.66 GHz, 5.86GT/sec FSB)
3/3 Intel Intel Xeon Processor E5507 (8M
OnSite 5520 Cache, 2.26 GHz, 4.8GT/sec FSB)
2 x Intel Xeon Processor E5620
3/3 Intel
(12M Cache, 2.40 GHz, 5.86GT/sec
OnSite 5520
FSB)
www.lenovo.com/partner/europe
7 Professional.
®
3x2GB DDR3-1333
UDIMM
2x2GB DDR3-1333
UDIMM ECC
2x2GB DDR3-1333
UDIMM ECC
60
500GB 7200rpm DVD+- Dual Giga
N/A
3.5" SATA RW
500GB 7200rpm DVD+- Dual Giga
N/A
3.5" SATA RW
500GB 7200rpm DVD+- Dual Giga
N/A
3.5" SATA RW
1000
Ethernet Watt
1000
Ethernet Watt
1000
Ethernet Watt
51J0504
45K1675
45K1672
57Y47xx
45K1689
51J01xx
45J5917