lshwmemory

root@Microsoft-Motherboard-Drver:~# sudo lshw -class memory
  *-cache:0
       description: L1 cache
       physical id: 2
       slot: L1 Cache
       size: 64KiB
       capacity: 64KiB
       capabilities: synchronous internal write-back data
       configuration: level=1
  *-cache:1
       description: L1 cache
       physical id: 3
       slot: L1 Cache
       size: 64KiB
       capacity: 64KiB
       capabilities: synchronous internal write-back instruction
       configuration: level=1
  *-cache:2
       description: L2 cache
       physical id: 4
       slot: L2 Cache
       size: 512KiB
       capacity: 512KiB
       capabilities: synchronous internal write-back unified
       configuration: level=2
  *-cache:3
       description: L3 cache
       physical id: 5
       slot: L3 Cache
       size: 4MiB
       capacity: 4MiB
       capabilities: synchronous internal write-back unified
       configuration: level=3
  *-memory
       description: System Memory
       physical id: 7
       slot: System board or motherboard
       size: 8GiB
     *-bank:0
          description: [empty]
          physical id: 0
          slot: ChannelA-DIMM0
     *-bank:1
          description: [empty]
          physical id: 1
          slot: ChannelA-DIMM1
     *-bank:2
          description: SODIMM DDR3 Synchronous 1600 MHz (0.6 ns)
          product: M471B1G73EB0-YK0
          vendor: Samsung
          physical id: 2
          serial: 49124861
          slot: ChannelB-DIMM0
          size: 8GiB
          width: 64 bits
          clock: 1600MHz (0.6ns)
     *-bank:3
          description: [empty]
          physical id: 3
          slot: ChannelB-DIMM1
  *-firmware
       description: BIOS
       vendor: LENOVO
       physical id: d
       version: D3CN29WW
       date: 12/23/2015
       size: 128KiB
       capacity: 8MiB
       capabilities: pci upgrade shadowing cdboot bootselect edd int5printscreen int9keyboard int14serial int17printer int10video pc98 acpi usb ls120boot zipboot biosbootspecification netboot
  *-memory UNCLAIMED
       description: Memory controller
       product: Sunrise Point-LP PMC
       vendor: Intel Corporation
       physical id: 1f.2
       bus info: pci@0000:00:1f.2
       version: 21
       width: 32 bits
       clock: 33MHz (30.3ns)
       capabilities: bus_master
       configuration: latency=0
       resources: memory:d4224000-d4227fff
root@Microsoft-Motherboard-Drver:~#