HP A1436-69001 - 16MB ECC memory board - 16MB ECC Memory Board - for HP-PB (NIO) Board Slot (A1436A) Retail
HP A1404-69001 - 8MB ECC memory board - 8MB ECC Memory Board - for HP-PB (NIO) Board Slot (A1404A) Retail
HP A1437-69001 - 32MB ECC memory board - 32MB ECC Memory Board - for HP-PB (NIO) Board Slot (A1437A) Retail
HP 12110-69004 - ECC memory controller board - With 1MB of ECC memory - ECC Memory Controller Bd - with 1MB of ECC Memory (12110B) Retail