4GB 2X2GB RAM Memory for ECS M Series MCP61PM-HM (NETTLE-GL8E) DDR2 DIMM 240pin PC2-4200 533MHz Black Diamond Memory Module Upgrade System Specific Memory - Newegg.ca
HP 5189-4598 Nettle3 MCP61PM-HM Motherboard + Athlon X2 5200+ 2.7GHz CPU + 1GB - The620Guy.com
HP MCP61PM-HM Rev 1.0B AM2 Motherboard CPU Athlon 64X2 5000 2GB DDR2 RAM TESTED | eBay