lshw и sed, выбрать нужное

*-cache:0
       description: L1 cache
       physical id: 5
       slot: L1 Cache
       size: 128KiB
       capacity: 128KiB
       clock: 1GHz (1.0ns)
       capabilities: pipeline-burst internal write-back unified
       configuration: level=1
  *-cache:1
       description: L2 cache
       physical id: 6
       slot: L2 Cache
       size: 1MiB
       capacity: 1MiB
       clock: 1GHz (1.0ns)
       capabilities: pipeline-burst internal write-back unified
       configuration: level=2
  *-memory
       description: System Memory
       physical id: b
       slot: System board or motherboard
       size: 6GiB
     *-bank:0
     *-bank:0
          description: SODIMM DDR3 Synchronous 800 MHz (1,2 ns)
          product: RMT3170EF68F9W1600
          physical id: 0
          serial: 444EFF24
          slot: DIMM 0
          size: 4GiB
          width: 64 bits
          clock: 800MHz (1.2ns)
     *-bank:1
     *-bank:1
          description: SODIMM DDR3 Synchronous 800 MHz (1,2 ns)
          product: AM1L16BC2P1-B1FS
          vendor: A-DATA Technology
          physical id: 1
          serial: 000073A1
          slot: DIMM 1
          size: 2GiB
          width: 64 bits
          clock: 800MHz (1.2ns)