Lenovo ThinkStation D20 - Manual (Page 56)

Table 2. DIMM type and speed: PC3-8500U (continued)
DIMM size (capacity)
Number of DIMMs
installed per
microprocessor bank
Microprocessor model Memory frequency
X5687, X5690, W5580,
W5590
Table 3. DIMM type and speed: PC3-10600R
DIMM size (capacity)
Number of DIMMs
installed per
microprocessor bank
Microprocessor model Memory frequency
Intel Xeon E5502, E5503,
E5504, E5506, E5507
800 MHz
Intel Xeon E5603, E5606,
E5607, E5520, E5530,
E5540, E5620, E5630,
E5640, X5647
1066 MHz
1 to 3
Intel Xeon E5645, E5649,
X5550, X5560, X5570,
X5650, X5660, X5667,
X5670, X5672, X5675,
X5677, X5680, X5687,
X5690, W5580, W5590
1333 MHz
Intel Xeon E5502, E5503,
E5504, E5506, E5507
800 MHz
Intel Xeon E5603, E5606,
E5607, E5520, E5530,
E5540, E5620, E5630,
E5640, X5550, X5560,
X5570, X5647, W5580,
W5590
1066 MHz
1 GB, 2 GB, 4 GB, 8 GB
4 to 6
Intel Xeon E5645, E5649,
X5650, X5660, X5667,
X5670, X5672, X5675,
X5677, X5680, X5687,
X5690
1333 MHz
Table 4. DIMM type and speed: PC3-8500R
DIMM size (capacity)
Number of DIMMs
installed per
microprocessor bank
Microprocessor model Memory frequency
Intel Xeon E5502, E5503,
E5504, E5506, E5507
800 MHz
1 GB, 2 GB, 4 GB 1 to 6
Intel Xeon E5603, E5606,
E5607, E5520, E5530,
E5540, E5620, E5630,
E5640, X5647, E5645,
E5649, X5550, X5560,
X5570, X5650, X5660,
X5667, X5670, X5672,
X5675, X5677, X5680,
X5687, X5690, W5580,
W5590
1066 MHz
50 ThinkStation Hardware Installation and Replacement Guide