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ASUS ExpertCenter PN55 vs ASUS ExpertCenter PN65
The quick verdict
- Leads on more specsASUS ExpertCenter PN554 of 6 differing specs (display outputs 4, USB4/Thunderbolt 1)
- Best forExpertCenter PN55 for the smallest possible PC for a tight deskExpertCenter PN65 for running VMs or a home server
Rankings and scores come from the specs alone and are not affected by affiliate commissions.
Spec ruler
In short
Bottom line. Of the 6 specs that differ, the ASUS ExpertCenter PN55 leads on 4 (display outputs, USB4/Thunderbolt, weight, and 1 more) and the ASUS ExpertCenter PN65 on 2 (CPU tier and USB ports). On our homelab or virtualization box index, the ExpertCenter PN65 scores 83/100 against 80/100.
Using the 7 specs published on ASUS's official tech spec pages plus our own CPU tier rating, here is how the ASUS ExpertCenter PN55 and ASUS ExpertCenter PN65 compare. CPU tier: the ExpertCenter PN65 at 9/10 versus 8/10 for the ExpertCenter PN55, 1/10 higher. The ExpertCenter PN65 leads on USB ports, 7 ports to 6 ports, 1.2x. On display outputs, the ExpertCenter PN55 posts 4 outputs and the ExpertCenter PN65 3 outputs, a gap of 1 output. USB4/Thunderbolt: supported on the ExpertCenter PN55, not supported on the ExpertCenter PN65. Weight: the ExpertCenter PN55 at 0.62 kg versus 0.75 kg for the ExpertCenter PN65, 0.13 kg lower (1.2x). The ExpertCenter PN55 leads on volume, 0.58 L to 0.91 L, 1.6x. Display outputs per liter: the ExpertCenter PN55 at 6.96 against 3.31 for the ExpertCenter PN65.
Key differences 3
USB4/ThunderboltExpertCenter PN55 leads
- ExpertCenter PN55 supported vs the ExpertCenter PN65 at not supported
Fast external SSDs or a dock over one cable
VolumeExpertCenter PN55 leads
- ExpertCenter PN55 0.58 L vs the ExpertCenter PN65 at 0.91 L
- the ExpertCenter PN55: 0.33 L smaller
Display outputsExpertCenter PN55 leads
- ExpertCenter PN55 4 outputs vs the ExpertCenter PN65 at 3 outputs
- the ExpertCenter PN55 has 1.3x the display outputs
Up to 4 monitors
Key specs at a glance
| Spec | ExpertCenter PN55 | ExpertCenter PN65 |
|---|---|---|
| USB4/Thunderbolt | YesWIN | No |
| Volume | 0.58 LWIN | 0.91 L |
| Display outputs | 4WIN | 3 |
| Weight | 0.62 kgWIN | 0.75 kg |
| USB ports | 6 | 7WIN |
| CPU tier (our rating, of 10) | 8 | 9WIN |
Show every spec
| Spec | ExpertCenter PN55 | ExpertCenter PN65 |
|---|---|---|
| CPU tier (our rating, of 10) | 8 | 9WIN |
| Max RAM | 48 GB | 48 GB |
| Max LAN speed | 2.5 Gbps | 2.5 Gbps |
| USB ports | 6 | 7WIN |
| Display outputs | 4WIN | 3 |
| USB4/Thunderbolt | YesWIN | No |
| Wi-Fi | Wi-Fi 7 | – |
| Weight | 0.62 kgWIN | 0.75 kg |
| Volume | 0.58 LWIN | 0.91 L |
| Metric (0–100) | ExpertCenter PN55 | ExpertCenter PN65 |
|---|---|---|
| Home office fit | 93 | No data |
| Living-room media PC fit | 100 | 100 |
| Homelab fit | 80 | 83WIN |
| Tiny desk setup fit | 56WIN | 36 |
The details
How to choose
- USB4/Thunderbolt matters most → the ExpertCenter PN55 (supported vs not supported)
- USB ports matters most → the ExpertCenter PN65 (7 ports vs 6 ports)
More ExpertCenter PN55 leads
- Weight: 0.62 kg vs 0.75 kg
More ExpertCenter PN65 leads
- USB ports: 7 ports vs 6 ports
- CPU tier: 9/10 vs 8/10
Combined metrics
- Display outputs per liter: ExpertCenter PN55 6.96 vs 3.31
- Max RAM per liter: ExpertCenter PN55 83.5 GB vs 53 GB
Same on both
- max RAM 48 GB, max LAN speed 2.5 Gbps
Use-case scores
- Homelab or virtualization box: ExpertCenter PN65 83 vs 80
- Tiny desk setup: ExpertCenter PN55 56 vs 36
Use-case scores are Specotomy's own index, computed by fixed rules from official manufacturer specs; they are not manufacturer scores.
FAQ
- Which has the higher CPU tier, the ASUS ExpertCenter PN55 or the ASUS ExpertCenter PN65?
- The ExpertCenter PN65, with 9/10 against 8/10 for the ExpertCenter PN55.
- Which has more display outputs, the ASUS ExpertCenter PN55 or the ASUS ExpertCenter PN65?
- The ExpertCenter PN55, with 4 outputs against 3 outputs for the ExpertCenter PN65.
- Which is lighter, the ASUS ExpertCenter PN55 or the ASUS ExpertCenter PN65?
- The ExpertCenter PN55, with 0.62 kg against 0.75 kg for the ExpertCenter PN65.
- Which use cases suit the ASUS ExpertCenter PN55 and the ASUS ExpertCenter PN65?
- A homelab or virtualization box: the ExpertCenter PN65. A tiny desk setup: the ExpertCenter PN55. (based on our own use-case index)