Linux查看内存带宽

1. cat /proc/cpuinfo
[root@upc upc]# cat /proc/cpuinfo | grep "model name" | uniq
model name    : Intel(R) Core(TM) i5-2410M CPU @ 2.30GHz
2. i5-2410M 查询
%283M-Cache-up-to-2_90-GHz%29

Memory Specifications
Max Memory Size (dependent on memory type)	16 GB
Memory Types	DDR3-1066/1333
# of Memory Channels	2
Max Memory Bandwidth	21.3 GB/s
ECC Memory Supported	No

3. 另外可以查询 内存信息
dmidecode -t 16
[root@upc upc]# dmidecode -t 16
# dmidecode 2.10
SMBIOS 2.6 present.

Handle 0x0005, DMI type 16, 15 bytes
Physical Memory Array
    Location: System Board Or Motherboard
    Use: System Memory
    Error Correction Type: None
    Maximum Capacity: 8 GB
    Error Information Handle: Not Provided
    Number Of Devices: 2

[root@upc upc]# dmidecode -t 17
# dmidecode 2.10
SMBIOS 2.6 present.

Handle 0x0006, DMI type 17, 27 bytes
Memory Device
    Array Handle: 0x0005
    Error Information Handle: Not Provided
    Total Width: 64 bits
    Data Width: 64 bits
    Size: 2048 MB
    Form Factor: SODIMM
    Set: None
    Locator: Bottom-Slot 1(top)
    Bank Locator: BANK 0
    Type: DDR3
    Type Detail: Synchronous
    Speed: 1333 MHz
    Manufacturer: Kingston
    Serial Number: 2C305177
    Asset Tag: 9876543210
    Part Number: 99U5428-039.A00LF

Handle 0x0008, DMI type 17, 27 bytes
Memory Device
    Array Handle: 0x0005
    Error Information Handle: Not Provided
    Total Width: 64 bits
    Data Width: 64 bits
    Size: 2048 MB
    Form Factor: SODIMM
    Set: None
    Locator: Bottom-Slot 2(under)
    Bank Locator: BANK 2
    Type: DDR3
    Type Detail: Synchronous
    Speed: 1333 MHz
    Manufacturer: Hynix/Hyundai
    Serial Number: 581C8870
    Asset Tag: 9876543210
    Part Number: HMT325S6BFR8C-H9