Option #ManufacturingPart #DescriptionPreviousPart #n/a300-1501 [F]Delta 680 Watt Power Supplyn/an/a300-1851 [F]680 Watt Power Supply, RoHS:YLX7444A-4501-74621.593GHz CPU/Memory Module Assembly with 2GB Memory (4× 512MB DIMMs), RoHS:YLn/a371-1116512MB Registered ECC DDR1 DIMM (SPD 0.0 or 1.0) PC2100 & faster, RoHS:YLn/a501-7461 [F]1.593GHz CPU Board Assembly, RoHS:YLn/a370-7684UltraSPARC IIIi Heatsink, RoHS:Yn/a501-73420MB System Board, w/o UltraSPARC IIIi, RoHS:Yn/aX7445A-4501-74631.593GHz CPU/Memory Module Assembly with 4GB Memory (4× 1GB DIMMs), RoHS:YLn/a371-11171GB Registered ECC DDR1 DIMM (SPD 0.0 or 1.0) PC2100 & faster, RoHS:YLn/a501-7461 [F]1.593GHz CPU Board Assembly, RoHS:YLn/a370-7684UltraSPARC IIIi Heatsink, RoHS:Yn/a501-73420MB System Board, w/o UltraSPARC IIIi, RoHS:Yn/aX7446A-4501-74641.593GHz CPU/Memory Module Assembly with 8GB Memory (4× 2GB DIMMs), RoHS:YLn/a370-76722GB Registered DDR DIMM (SPD 0.0 or 1.0) PC2100 & faster, RoHS:YLn/a501-7461 [F]1.593GHz CPU Board Assembly, RoHS:YLn/a370-7684UltraSPARC IIIi Heatsink, RoHS:Yn/a501-73420MB System Board, w/o UltraSPARC IIIi, RoHS:Yn/aX7415A [S]501-64611.062GHz CPU/Memory Module Assembly with 2GB Memory (4× 512MB DIMMs)n/a370-4939 38 [F]512MB Registered DDR DIMM (SPD 0.0)n/a501-6369 [F]1.062GHz CPU Board Assemblyn/a501-6345CPU Board, 0MB