Lenovo ThinkStation D20 - Manual (Page 57)

Table 4. DIMM type and speed: PC3-8500R (continued)
DIMM size (capacity)
Number of DIMMs
installed per
microprocessor bank
Microprocessor model Memory frequency
Intel Xeon E5502, E5503,
E5504, E5506, E5507
800 MHz
1 to 3
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
8 GB, 16 GB
4 to 6
Intel Xeon E5502, E5503,
E5504, E5506, E5507,
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
800 MHz
Appendix A. System memory speed 51