Current storage server 2017

My current storage server:
Sun X2100 M2
Dual Dual-Core AMD Opteron(tm) Processor 2210
64GB Ram
16x WD Red 4TB SATA
12x Intel 120GB SATA SSD
Approximately 44TB usable

zpool list -v tank
NAME                        SIZE  ALLOC   FREE  EXPANDSZ    CAP  DEDUP  HEALTH  ALTROOT
tank                         58T  38.4T  19.6T         -    66%  1.15x  ONLINE  -
  raidz2                     29T  19.2T  9.79T         -
    c7t50014EE2B4CA8F9Bd0      -      -      -         -
    c7t50014EE2B4CAA6D3d0      -      -      -         -
    c7t50014EE2B4D7C1C9d0      -      -      -         -
    c7t50014EE20A2DAE1Ed0      -      -      -         -
    c7t50014EE25F74DD46d0      -      -      -         -
    c7t50014EE25F74EC15d0      -      -      -         -
    c7t50014EE25F74F90Fd0      -      -      -         -
    c7t50014EE25F8307D2d0      -      -      -         -
  raidz2                     29T  19.2T  9.78T         -
    c4t50014EE2B6B2FA22d0      -      -      -         -
    c4t50014EE2B6B3F65Ed0      -      -      -         -
    c4t50014EE2B6B3FB99d0      -      -      -         -
    c4t50014EE20C07E598d0      -      -      -         -
    c4t50014EE20C07F3F3d0      -      -      -         -
    c4t50014EE20C083E31d0      -      -      -         -
    c4t50014EE2615D7ADAd0      -      -      -         -
    c4t50014EE2615D7B2Ed0      -      -      -         -
cache                          -      -      -      -      -      -
  c7t50015178F3672944d0     112G   112G     8M         -
  c4t50015178F36728A3d0     112G   112G     8M         -
  c0t55CD2E404B4B5CC2d0     112G   112G     8M         -
  c0t55CD2E404B4B5DEFd0     112G   112G     8M         -
  c0t55CD2E404B4B60C3d0     112G   112G     8M         -
  c0t55CD2E404B4B630Ed0     112G   112G     8M         -
  c0t55CD2E404B4899DCd0     112G   112G     8M         -
  c0t50015178F36737E6d0     112G   112G     8M         -
  c0t50015178F367342Fd0     112G   112G     8M         -
  c0t50015178F367348Bd0     112G   112G     8M         -
  c0t50015178F3672954d0     112G   112G     8M         -
  c0t50015178F3672968d0     112G   112G     8M         -