changhai@chnote:~$ sudo dmidecode|grep -A16 "Memory Device"
Memory Device
        Array Handle: 0x0016
        Error Information Handle: Not Provided
        Total Width: 64 bits
        Data Width: 64 bits
        Size: 4096 MB
        Form Factor: DIMM
        Set: 1
        Locator: S1
        Bank Locator: DIMM1
        Type: DDR3
        Type Detail: Synchronous
[color=#FF0000:9912uw25]        Speed: 667 MHz[/color:9912uw25]
        Manufacturer: 02FE            
        Serial Number: 056403AC
        Asset Tag: 1113
        Part Number: EBJ41UF8BCS0-DJ-F
--
Memory Device
        Array Handle: 0x0016
        Error Information Handle: Not Provided
        Total Width: Unknown
        Data Width: Unknown
        Size: 4096 MB
        Form Factor: DIMM
        Set: 2
        Locator: S2
        Bank Locator: DIMM2
        Type: DDR3
        Type Detail: Synchronous
[color=#FF0000:9912uw25]        Speed: Unknown[/color:9912uw25]
        Manufacturer:                 
        Serial Number:         
        Asset Tag:     
        Part Number:                  
--
Memory Device Mapped Address
        Starting Address: 0x00000000000
        Ending Address: 0x000FFFFFFFF
        Range Size: 4 GB
        Physical Device Handle: 0x0017
        Memory Array Mapped Address Handle: 0x001A
        Partition Row Position: 2
        Interleave Position: 1
        Interleaved Data Depth: 6

Handle 0x001C, DMI type 20, 19 bytes
Memory Device Mapped Address
        Starting Address: 0x000FFFFFC00
        Ending Address: 0x000FFFFFFFF
        Range Size: 1 kB
        Physical Device Handle: 0x0018
        Memory Array Mapped Address Handle: 0x001A
        Partition Row Position: 2
        Interleave Position: 1
        Interleaved Data Depth: 6

Handle 0x001D, DMI type 21, 7 bytes
Built-in Pointing Device
        Type: Track Point
        Interface: PS/2
        Buttons: 3

Handle 0x001E, DMI type 21, 7 bytes

求解释