Compatible RAM with GA-Z77MX-D3H Motherboard

If you plan on gaming then my advice is 2x4GB (8GB) and with an Ivy Bridge CPU DDR3-1600 CAS 8 or 9 RAM. Note: >4GB or RAM requires a 64-bit OS.

2x2GB:
SP $28.90 CMZ4GX3M2A1600C9 - http://www.newegg.com/Product/Product.aspx?Item=N82E168...
LP $28.99 CML4GX3M2A1600C9 - http://www.newegg.com/Product/Product.aspx?Item=N82E168...
Budget:
DDR3-1600:
LP $24.99 BLS2KIT2G3D1609DS1S0 - http://www.newegg.com/Product/Product.aspx?Item=N82E168...
DDR3-1333:
LP $19.99 F3-10666CL9D-4GBNS - http://www.newegg.com/Product/Product.aspx?Item=N82E168...


2x4GB:
SP $44.99 CMZ8GX3M2A1600C9B - http://www.newegg.com/Product/Product.aspx?Item=N82E168...
SP $43.99 CMZ8GX3M2A1600C9 - http://www.newegg.com/Product/Product.aspx?Item=N82E168...
Budget:
DDR3-1600:
LP $41.99 Mushkin 996995 - http://www.newegg.com/Product/Product.aspx?Item=N82E168...
DDR3-1333:
LP $33.99 F3-10600CL9D-8GBNT - http://www.newegg.com/Product/Product.aspx?Item=N82E168...

My overall picks are the $41.99 Mushkin 996995 2x4GB DDR3-1600 CAS 9 @ 1.50v - http://www.newegg.com/Product/Product.aspx?Item=N82E168... otherwise the $33.99 G.SLILL 2x4GB DDR3-1333 CAS 9 @ 1.50v F3-10600CL9D-8GBNT - http://www.newegg.com/Product/Product.aspx?Item=N82E168...

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LP = Low Profile ; SP = Standard or High Profile ; height