RS720-E6/ERS12
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    CPU / Memory Support

    • CPU / Memory Support
    • Memory / Device Support

    The following table shows the supported CPUs for this motherboard

    Click here to search other motherboards.
    CPUValidated since PCBValidated since BIOSNote
    Dual-Core Intel Xeon E5502(1.86GHz, 8MB, 4.8GT/s,D0) 1.04G 0708 GO
    Dual-Core Intel Xeon E5503(2.00GHz, 4MB, 4.8GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon E5504(2.00GHz, 4MB, 4.8GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon E5506(2.13GHz, 4MB, 4.8GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon E5507(2.26GHz, 4MB, 2.4GT/s) 1.04G 0708 GO
    Quad-Core Intel Xeon E5520(2.26GHz, 8MB, 5.86GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon E5530(2.4GHz, 8MB, 5.86GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon E5540(2.53GHz, 8MB, 5.86GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon E5603(1.6 GHz, 4MB, 4.8GT/s,B1) 1.04G 1204 GO
    Quad-Core Intel Xeon E5606(2.13 GHz, 8MB, 4.8GT/s,B1) 1.04G 1204 GO
    Quad-Core Intel Xeon E5607(2.26 GHz, 8MB, 4.8GT/s,B1) 1.04G 1204 GO
    Quad-Core Intel Xeon E5620(2.4GHz, 12MB, 5.86GT/s) 1.04G 0708 GO
    Quad-Core Intel Xeon E5630(2.53GHz, 12MB, 5.86GT/s) 1.04G 0708 GO
    Quad-Core Intel Xeon E5640(2.66GHz, 12MB, 5.86GT/s) 1.04G 0708 GO
    Quad-Core Intel Xeon L5506(2.13GHz, 8MB, 4.8GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon L5508(2.00GHz, 8MB, 5.86GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon L5518(2.13GHz, 8MB, 5.86GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon L5520(2.26GHz, 8MB, 5.86GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon L5530(2.4GHz, 8MB, 5.86GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon L5609(1.86GHz, 12MB,4.8GT/s) 1.04G 0708 GO
    Quad-Core Intel Xeon L5630(2.13GHz, 12MB, 2.9GT/s) 1.04G 0708 GO
    Quad-Core Intel Xeon X5550(2.66GHz, 8MB, 6.4GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon X5560(2.8GHz, 8MB, 6.4GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon X5570(2.93GHz, 8MB, 6.4GT/s,D0) 1.04G 0708 GO
    Quad-Core Intel Xeon X5647(2.93 GHz, 12MB, 5.86GT/s,B1) 1.04G 1204 GO
    Quad-Core Intel Xeon X5667(3.06GHz, 12MB, 6.4GT/s) 1.04G 0708 GO
    Quad-Core Intel Xeon X5672(3.20 GHz, 12MB, 6.4GT/s,B1) 1.04G 1204 GO
    Quad-Core Intel Xeon X5687(3.60 GHz, 12MB, 6.4GT/s,B1) 1.04G 1204 GO
    Six-Core Intel Xeon E5645(2.40GHz, 12MB,5.86GT/s,B1) 1.04G 1204 GO
    Six-Core Intel Xeon E5649(2.53GHz, 12MB,5.86GT/s,B1) 1.04G 1204 GO
    Six-Core Intel Xeon L5640(2.26GHz, 12MB, 5.86GT/s) 1.04G 0708 GO
    Six-Core Intel Xeon X5650(2.67Hz, 12MB, 6.4GT/s) 1.04G 0708 GO
    Six-Core Intel Xeon X5660(2.8GHz, 12MB, 6.4GT/s) 1.04G 0708 GO
    Six-Core Intel Xeon X5670(2.93GHz, 12MB, 6.4GT/s) 1.04G 0708 GO
    Six-Core Intel Xeon X5675(3.06GHz, 12MB,6.4GT/s,B1) 1.04G 1204 GO
    Six-Core Intel Xeon X5690(3.46Hz, 12MB,6.4GT/s,B1) 1.04G 1204 GO
    • Products certified by the Federal Communications Commission and Industry Canada will be distributed in the United States and Canada. Please visit the ASUS USA and ASUS Canada websites for information about locally available products.
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