查看記憶體時脈及世代 Linux or Ubuntu
方法一:
sudo dmidecode -t memory
輸出結果:
# dmidecode 3.1
Getting SMBIOS data from sysfs.
SMBIOS 2.8 present.
Handle 0x0039, DMI type 16, 23 bytes
Physical Memory Array
Location: System Board Or Motherboard
Use: System Memory
Error Correction Type: None
Maximum Capacity: 64 GB
Error Information Handle: Not Provided
Number Of Devices: 4
Handle 0x0047, DMI type 17, 84 bytes
Memory Device
Array Handle: 0x0039
Error Information Handle: Not Provided
Total Width: 64 bits
Data Width: 64 bits
Size: 8192 MB
Form Factor: DIMM
Set: None
Locator: ChannelA-DIMM0
Bank Locator: BANK 0
Type: DDR4
Type Detail: Synchronous
Speed: 2667 MT/s
Manufacturer: 04CB
Serial Number: 6EF60200
Asset Tag: 9876543210
Part Number: DDR4 2666 2OZ
Rank: 1
Configured Clock Speed: 2667 MT/s
Minimum Voltage: Unknown
Maximum Voltage: Unknown
Configured Voltage: 1.2 V
Handle 0x0048, DMI type 17, 84 bytes
Memory Device
Array Handle: 0x0039
Error Information Handle: Not Provided
Total Width: 64 bits
Data Width: 64 bits
Size: 8192 MB
Form Factor: DIMM
Set: None
Locator: ChannelA-DIMM1
Bank Locator: BANK 1
Type: DDR4
Type Detail: Synchronous
Speed: 2667 MT/s
Manufacturer: 04CB
Serial Number: 2CF20200
Asset Tag: 9876543210
Part Number: DDR4 2666 2OZ
Rank: 1
Configured Clock Speed: 2667 MT/s
Minimum Voltage: Unknown
Maximum Voltage: Unknown
Configured Voltage: 1.2 V
Handle 0x0049, DMI type 17, 84 bytes
Memory Device
Array Handle: 0x0039
Error Information Handle: Not Provided
Total Width: 64 bits
Data Width: 64 bits
Size: 8192 MB
Form Factor: DIMM
Set: None
Locator: ChannelB-DIMM0
Bank Locator: BANK 2
Type: DDR4
Type Detail: Synchronous
Speed: 2667 MT/s
Manufacturer: 04CB
Serial Number: 04F40200
Asset Tag: 9876543210
Part Number: DDR4 2666 2OZ
Rank: 1
Configured Clock Speed: 2667 MT/s
Minimum Voltage: Unknown
Maximum Voltage: Unknown
Configured Voltage: 1.2 V
Handle 0x004A, DMI type 17, 84 bytes
Memory Device
Array Handle: 0x0039
Error Information Handle: Not Provided
Total Width: 64 bits
Data Width: 64 bits
Size: 8192 MB
Form Factor: DIMM
Set: None
Locator: ChannelB-DIMM1
Bank Locator: BANK 3
Type: DDR4
Type Detail: Synchronous
Speed: 2667 MT/s
Manufacturer: 04CB
Serial Number: DBEF0200
Asset Tag: 9876543210
Part Number: DDR4 2666 2OZ
Rank: 1
Configured Clock Speed: 2667 MT/s
Minimum Voltage: Unknown
Maximum Voltage: Unknown
Configured Voltage: 1.2 V
方法二:
sudo lshw -short -C memory
輸出結果:
H/W path Device Class Description
=================================================================
/0/0 memory 64KiB BIOS
/0/39 memory 32GiB System Memory
/0/39/0 memory 8GiB DIMM DDR4 Synchronous 2667 MHz (0.4 ns)
/0/39/1 memory 8GiB DIMM DDR4 Synchronous 2667 MHz (0.4 ns)
/0/39/2 memory 8GiB DIMM DDR4 Synchronous 2667 MHz (0.4 ns)
/0/39/3 memory 8GiB DIMM DDR4 Synchronous 2667 MHz (0.4 ns)
/0/43 memory 384KiB L1 cache
/0/44 memory 1536KiB L2 cache
/0/45 memory 9MiB L3 cache
/0/100/14.2 memory RAM memory