System board Intel HM55 chipset and ATI discrete graphic 512 video Ram.

This product is a refurbished, Original system board, and is 100% functional. We offer a 90-Day Warranty on this product. Please click the link below for an easy, no hassle return process.Motherboards are part number specific; please make sure to match the part number of the motherboard you are replacing with the one your are purchasing.
Look at board identifier 628795-001 in the memory location shown on the label ,Please carefully refer to images, avoiding the wrong purchase.

Package Includes:

• 100% Original System Board 
• Fully Tested / Passed Diagnosis 

Condition:

• Refurbished - 100% Working 
• 90-Day Warranty / Optional Extended Warranty (follow link below)

Compatible Models (not all models listed):
HP 4520s IDS FF 15.6 5470 DSC Base NB PC
HP 4520s SIDS FF 15 5470 DSC Base NB PC
HP 4520s SIDS FF 15.6 6370 DSC Base NBPC
HP 4520s i3-380M 15.6 3GB/500 BLK SEA PC
HP 4520s i3-380M 15.6 4GB/640 SEA PC
HP 4520s i5-460M 15.6 8GB/500 BLK PC
HP 4720s SIDS FF 17 6370 DSC Base NB PC
HP 4720s i5-408M 17.3 4GB/500 BLK PC
HP ProBook 4520s Notebook PC