Datasheet

Memory Loading Notes on ThinkStation S20
System memory speed on ThinkStation D20 will be determined by a number of factors, including the microprocessor model and the type,
speed, size (capacity), and number of DIMMs installed. Refer to the following table for information on the supported system memory speed
for your ThinkStation model.
• ThinkStation S20 has six memory slots
• Memory controller is integrated in processor
• ThinkStation S20 has one processor slot
• ThinkStation S20 supports UDIMM only
Memory Speed Table for ThinkStation S20
DIMM Type and
Speed
PC3-10600 UDIMM
(1GB, 2GB, 4GB)
PC3-8500 UDIMM
(1GB, 2GB)
Amount of DIMMs
installed
1 to 3 4 to 6 1 to 6
CPU Model Actual Memory Speed
Intel
®
Xeon
®
E5502 800MHz 800MHz 800MHz
Intel Xeon E5503 800MHz 800MHz 800MHz
Intel Xeon E5504 800MHz 800MHz 800MHz
Intel Xeon E5506 800MHz 800MHz 800MHz
Intel Xeon E5507 800MHz 800MHz 800MHz
Intel Xeon E5520 1066MHz 1066MHz 1066MHz
Intel Xeon E5530 1066MHz 1066MHz 1066MHz
Intel Xeon E5540 1066MHz 1066MHz 1066MHz
Intel Xeon E5620 1066MHz 1066MHz 1066MHz
Intel Xeon E5630 1066MHz 1066MHz 1066MHz
Intel Xeon E5640 1066MHz 1066MHz 1066MHz
Intel Xeon X5550 1333MHz 1066MHz 1066MHz
Intel Xeon X5560 1333MHz 1066MHz 1066MHz
Intel Xeon X5570 1333MHz 1066MHz 1066MHz
Intel Xeon X5650 1333MHz 1333MHz 1066MHz
Intel Xeon X5660 1333MHz 1333MHz 1066MHz
Intel Xeon X5667 1333MHz 1333MHz 1066MHz
Intel Xeon X5670 1333MHz 1333MHz 1066MHz
Intel Xeon X5677
1333MHz 1333MHz 1066MHz
Intel Xeon X5680
1333MHz 1333MHz 1066MHz
Intel Xeon W3503 1066MHz 1066MHz 1066MHz
Intel Xeon W3505 1066MHz 1066MHz 1066MHz
Intel Xeon W3520 1066MHz 1066MHz 1066MHz
Intel Xeon W3530 1066MHz 1066MHz 1066MHz
Intel Xeon W3540 1066MHz 1066MHz 1066MHz
Intel Xeon W3550 1066MHz 1066MHz 1066MHz
Intel Xeon W3565 1066MHz 1066MHz 1066MHz
Intel Xeon W3570 1333MHz 1066MHz 1066MHz
Intel Xeon W3580 1333MHz 1066MHz 1066MHz
Intel Xeon W3680 1333MHz 1066MHz 1066MHz
Intel Xeon W5580 1333MHz 1066MHz 1066MHz
Intel Xeon W5590 1333MHz 1066MHz 1066MHz
For more information on ThinkStation S20 processor and memory accessories, please visit:
www.lenovo.com/support/accessories
www.lenovo.com/support/thinkstationaccessories
© Lenovo
(Memory-S20) April 2010
Memory Confi guration for ThinkStation
®
S20
Personal Systems Reference (PSREF)