M920q vs M920x
Which one has two NVMe slots? The differences that matter for a home server:
- M920x has 2 M.2 NVMe slots; M920q has 1. That matters for ZFS mirrors or separating boot and VM storage.
Full spec comparison
| Spec | M920q | M920x |
|---|---|---|
| Released | 2018 | 2018 |
| CPU generations | 8th gen (Coffee Lake) / 9th gen (Coffee Lake Refresh) | 8th gen (Coffee Lake) / 9th gen (Coffee Lake Refresh) |
| Most threads | 12 | 12 |
| Chipset | Q370 | Q370 |
| Max RAM (official) | 32 GB | 32 GB |
| M.2 NVMe slots | 1 | 2 |
| 2.5" bays | 1 | 1 |
| PCIe expansion | PCIe x8 via riser | PCIe (dGPU option) |
| Onboard NIC | Intel I219-LM | Intel I219-LM |
| Second NIC option | PCIe x8 card via Lenovo riser (replaces the 2.5" bay) | PCIe 3.0 x8 low-profile slot (Lenovo lists an Intel I350-T4 NIC option; uses the 2.5" bay space) |
| Transcoding | Good for 4K HEVC; no AV1 decode | Good for 4K HEVC; no AV1 decode |
| Idle power (measured) | Not measured yet | Not measured yet |
| Spec confidence | Widely confirmed | Widely confirmed |