Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Geekom - A8 | Lenovo - ThinkCentre M90q Gen 5 |
|---|---|---|
| TDP | 65 W | 85 W |
| Thunderbolt | false | true |
| Volume | 0.6 L | 1.35 L |
Between the A8 and ThinkCentre M90q Gen 5, the A8 comes out ahead in tdp / volume, while the ThinkCentre M90q Gen 5 wins on thunderbolt. Overall, the A8 scores 73.1 and the ThinkCentre M90q Gen 5 scores 66.4 on our Mars Score.
Which should you buy?
The A8 edges ahead on the Mars Score (73.1 vs 66.4), but the 6.7-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the A8 if you care most about tdp / volume. The biggest gaps in its favor are tdp, volume. The single most decisive one: TDP — 20.00 W less. 65 vs 85.
Pick the ThinkCentre M90q Gen 5 if you care most about thunderbolt. Its strongest claims are thunderbolt. The single most decisive one: Has Thunderbolt.
Both ship with comparable ram, storage, so those specs do not separate the two — focus on the differences below.
Bottom line: the A8 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Geekom - A8 or Lenovo - ThinkCentre M90q Gen 5?
Geekom - A8 leads the current Mars Score by 6.7 points.The more useful decision is the trade-off behind that result: compare volume, tdp against the way you will actually use the product.
Choose Geekom - A8 if…
Geekom - A8 has the measurable edge on tdp w, volume l.
Choose Lenovo - ThinkCentre M90q Gen 5 if…
Lenovo - ThinkCentre M90q Gen 5 has the measurable edge on has thunderbolt.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Geekom - A8 wins
- ▲TDP — 20.00 W less. 65 vs 85.
- ▲Volume — 0.75 L less. 0.6 vs 1.35.
Why Lenovo - ThinkCentre M90q Gen 5 wins
- ▲Has Thunderbolt.
Spec comparison
Core
Form & I/O
| Spec | Geekom - A8 | Lenovo - ThinkCentre M90q Gen 5 |
|---|---|---|
| Volume | 0.6 Llead | 1.35 L |
| Weight | 0.61 kglead | 1.32 kg |
| TDPⓘ | 65 Wlead | 85 W |
| USB ports | 6 | 6 |
| Thunderboltⓘ | false | truelead |