SunFireE2900/V1280Option#Part#DescriptionXE29BRD-482-1350540-6299CPU/MemoryBoardwith4UltraSPARCIV1350MHz,16GBMemory(board540-6118)XE29BRD-484-1350540-6300CPU/MemoryBoardwith4UltraSPARCIV1350MHz,32GBMemory(board540-6118)XE29BRD482-1350-Z1541-1514CPU/MemoryBoardwith4UltraSPARCIV1350MHz,16GBMemory(board540-6678)RoHS:YLXE29BRD482-1350C-Z1541-1514CapacityOnDemand:CPU/MemoryBoardwith4UltraSPARCIV1350MHz,16GBMemory(board540-6678)RoHS:YLXE29BRD484-1350-Z1541-1515CPU/MemoryBoardwith4UltraSPARCIV1350MHz,32GBMemory(board540-6678)RoHS:YLXE29BRD484-1350C-Z1541-1515CapacityOnDemand:CPU/MemoryBoardwith4UltraSPARCIV1350MHz,32GBMemory(board540-6678)RoHS:YLXE29BRD488-1350-Z1541-1943CPU/MemoryBoardwith4UltraSPARCIV1350MHz,64GBMemory(board540-6678)RoHS:YLXE29BRD488-1350C-Z1541-1943CapacityOnDemand:CPU/MemoryBoardwith4UltraSPARCIV1350MHz,64GBMemory(board540-6678)RoHS:YL13728762797)