HP 418005-002 - System board (motherboard) without memory - Full-featured (FF), Intel 945GM chipset Retail
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HP 452448-001 - Motherboard (system board) - Full-featured (FF), with Intel 945PM G73 chipset - Does not include processor or memory Retail
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HP 591382-001 - System board (Motherboard) - With AMD GT230M chipset, 1GB graphics memory, full featured (Discrete) Retail
HP 580973-001 - System board (Motherboard) - With AMD G105M chipset, 512MB graphics memory, full featured+ (Discrete) Retail