TYAN S8238, User Manual

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R-DIMM Module Support
DDR3 Speed/Voltage DDR3 Rank Configuration
1.35v 1.5v
DIMM0 (A0, B0,
C0, D0)
DIMM1 (A1, B1,
C1, D1)
DIMM0 (A0, B0,
C0, D0)
800MHz 800MHz n/a SR and DR SR and DR
800MHz 800MHz n/a QR QR
800MHz 800MHz SR, DR and QR SR, DR and QR SR, DR and QR
1066MHz 1066MHz n/a SR and DR SR and DR
1066MHz 1066MHz n/a QR QR
1066MHz 1066MHz SR and DR SR and DR SR and DR
n/a 1066MHz QR SR, DR and QR SR, DR and QR
n/a 1066MHz SR, DR and QR QR QR
n/a 1333MHz n/a SR and DR SR and DR
n/a 1333MHz n/a QR QR
n/a 1333MHz SR and DR SR and DR SR and DR
NOTE:

RDIMM can support up to 16GB sized DIMM’s

SR and DR Memory has a MAX amount of 16GB per channel

SR and DR 1.35v Memory MAX speed of 1066MHz in a dual channel configuration

SR and DR 1.5v Memory MAX speed of 1333MHz in a dual channel configuration

QR Memory has a MAX amount of 32GB per channel

QR 1.35v Memory MAX speed of 800MHz in a dual channel configuration

QR 1.5v Memory MAX speed of 1066MHz in a dual channel configuration

SR: Single-rank, DR: Dual-rank, QR: Quad-rank