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Memory Confi guration for ThinkStation
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
Amount of DIMMs
installed
CPU Model
®
®
Intel
Xeon
E5502
Intel Xeon E5503
Intel Xeon E5504
Intel Xeon E5506
Intel Xeon E5507
Intel Xeon E5520
Intel Xeon E5530
Intel Xeon E5540
Intel Xeon E5620
Intel Xeon E5630
Intel Xeon E5640
Intel Xeon X5550
Intel Xeon X5560
Intel Xeon X5570
Intel Xeon X5650
Intel Xeon X5660
Intel Xeon X5667
Intel Xeon X5670
Intel Xeon X5677
Intel Xeon X5680
Intel Xeon W3503
Intel Xeon W3505
Intel Xeon W3520
Intel Xeon W3530
Intel Xeon W3540
Intel Xeon W3550
Intel Xeon W3565
Intel Xeon W3570
Intel Xeon W3580
Intel Xeon W3680
Intel Xeon W5580
Intel Xeon W5590
For more
information
on ThinkStation S20 processor and memory accessories, please visit:
www.lenovo.com/support/accessories
www.lenovo.com/support/thinkstationaccessories
®
S20
PC3-10600 UDIMM
(1GB, 2GB, 4GB)
1 to 3
800MHz
800MHz
800MHz
800MHz
800MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1333MHz
1333MHz
1333MHz
1333MHz
1333MHz
1333MHz
1333MHz
1333MHz
1333MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1333MHz
1333MHz
1333MHz
1333MHz
1333MHz
4 to 6
Actual Memory Speed
800MHz
800MHz
800MHz
800MHz
800MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1333MHz
1333MHz
1333MHz
1333MHz
1333MHz
1333MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
Personal Systems Reference (PSREF)
PC3-8500 UDIMM
(1GB, 2GB)
1 to 6
800MHz
800MHz
800MHz
800MHz
800MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
1066MHz
© Lenovo
(Memory-S20) April 2010
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