Description Memory size Memory type Operating Voltage Latency period
512 MB ECC Registered DDR2 RAM (1x 512 MB) ATP 512 MB DDR2-667 ECC Reg 1.8 V 3 ns
1024 MB ECC Registered DDR2 RAM (1x 1024 MB) ATP 1 GB DDR2-667 ECC Reg 1.8 V 3 ns
2048 MB ECC Registered DDR2 RAM (1x 2048 MB) ATP 2 GB DDR2-667 ECC Reg 1.8 V 3 ns
4096 MB ECC Registered DDR2 (1x4096) RAM ATP 4 GB DDR2-667 ECC Reg 1.8 V 3 ns