Hi all. I found a very good deal on some HP server RAM. Can you guys confirm that they will work with my 4.1? I know they will downgrade to 1066 Mhz. HYNIX HMT31GR7BFR4C-H9 DDR3 SDRAM PC3-10600 CL=9 ECC Registered DDR3-1333MHz 1.5V x 72 8 Bank Hope you guys can help me out.