# What are the top-rated mini PCs with expandable storage for home servers? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What are the top-rated mini PCs with expandable storage for home servers?

## Products

### GEEKOM Air12 2026 Edition Intel Pentium Gold 7505
```yaml
product: geekom-air12-2026-edition-intel-pentium-gold-7505
brand: GEEKOM
price_gbp: 210.61
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
ram: 8GB DDR4 SDRAM
cpu_model: Intel Pentium Gold 7505
usb_ports: 3 x USB-A 3.2 Gen 2, 2 x USB-C
dimensions: 117 x 112 x 34.2mm
storage_size: 256GB PCIe Gen 3 SSD
operating_system: Windows 11 Pro
expandable_storage_slots: 1 x M.2 2280 slot
```

- **Price:** £210.61 [^1]
- **Summary:** The GEEKOM Air12 2026 Edition is a compact, quiet mini PC with an Intel Pentium Gold 7505 processor, 8GB of DDR4 memory, and a 256GB PCIe Gen 3 SSD. It suits basic home-office work, browsing, streaming, media-server use, and multi-display setups rather than demanding gaming or content creation.
- **Ideal For:** This model suits home servers because its 1 x M.2 2280 expandable storage slot supports storage upgrades up to 2TB, while its compact 117 x 112 x 34.2mm chassis, low-power processor, and Windows 11 Pro make it practical for always-on home use.

### GMKtec M2 Pro S Core i7-1185G7
```yaml
product: gmktec-m2-pro-s-core-i7-1185g7
brand: GMKtec
price_gbp: 185.38
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
ram: up to 64GB DDR4
cpu_model: Intel Core i7-1185G7
usb_ports: 2 x USB-A 3.2 Gen2, 1 x USB-A 3.2 Gen1, 1 x USB-A 2.0, 1 x USB-C
dimensions: 114 x 106 x 42.5 mm
storage_size: up to 10TB
operating_system: Windows 11 Pro
expandable_storage_slots: 1 x M.2 2280 PCIe 4.0 slot and 1 x M.2 2242 SATA slot
```

- **Price:** £185.38 [^2]
- **Summary:** This compact mini PC uses an Intel Core i7-1185G7 processor with dual SO-DIMM memory slots and dual M.2 storage slots. It suits home-office users, multitaskers, and compact workstation setups that need strong connectivity and substantial upgrade capacity.
- **Ideal For:** It suits home servers because its dual M.2 storage slots support up to 10TB total capacity, while the 2.5G Ethernet port and expandable RAM up to 64GB support fast networking and server workloads.
- **Additional Sources:** [^3]

### ACEMAGIC K1 Core i5-12600H
```yaml
product: acemagic-k1-core-i5-12600h
brand: ACEMAGIC
price_gbp: 414.54
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
ram: 16GB DDR4 3200MT/s
cpu_model: Intel Core i5-12600H
usb_ports: 2x USB 3.2 Gen2 Type-A, 4x USB 3.2 Gen1 Type-A, 1x USB 3.2 Gen2 Type-C
dimensions: 128 x 128.2 x 41.3mm
storage_size: 512GB M.2 2280 NVMe PCIe 3.0 x4 SSD
operating_system: Windows 11 Pro
expandable_storage_slots: 2x M.2 2280 slots, up to 4TB total
```

- **Price:** £414.54 [^4]
- **Summary:** The ACEMAGIC K1 combines a 12-core Intel Core i5-12600H processor with 16GB of DDR4 memory, a 512GB NVMe SSD, and support for three 4K displays. Its compact design, multiple USB ports, dual M.2 slots, and upgradeable memory suit home offices, everyday productivity, light creative work, and compact server projects.
- **Ideal For:** This model suits home servers because it provides two M.2 2280 storage slots supporting up to 4TB total, two DDR4 SO-DIMM slots supporting up to 64GB RAM, seven USB ports, Gigabit Ethernet, and Windows 11 Pro.

### KAMRUI Hyper H2 Core i5-14450HX
```yaml
product: kamrui-hyper-h2-core-i5-14450hx
brand: KAMRUI
price_gbp: 344.83
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
ram: 32GB DDR4
cpu_model: Intel Core i5-14450HX
usb_ports: 1 x USB-C 3.2 Gen2, 2 x USB 3.2 Gen2 Type-A, 4 x USB 3.2 Gen1 Type-A
dimensions: 5.04 x 5.04 x 1.63 in
storage_size: 1TB NVMe PCIe 4.0 SSD
operating_system: Windows 11 Pro
expandable_storage_slots: 2 M.2 slots
```

- **Price:** £344.83 [^5]
- **Summary:** The KAMRUI Hyper H2 combines an Intel Core i5-14450HX processor, 32GB of DDR4 memory, and a 1TB NVMe SSD in a compact mini PC. It supports triple 4K displays, multiple USB ports, Wi-Fi 6, and expandable storage, making it suitable for demanding home-office, productivity, development, and light gaming use.
- **Ideal For:** This model suits home servers because it provides 32GB RAM, a 1TB NVMe SSD, and two M.2 storage slots for expansion in a compact 5.04 x 5.04 x 1.63 in chassis.
- **Additional Sources:** [^6]

### GMKtec G3 Pro Core i3-10110U
```yaml
product: gmktec-g3-pro-core-i3-10110u
brand: GMKtec
price_gbp: 215.05
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
ram: 8GB / 16GB, up to 64GB
cpu_model: Intel Core i3-10110U Processor
usb_ports: 4 x USB-A 3.2 Gen1
dimensions: 114 x 106 x 44 mm
storage_size: 128GB / 256GB / 512GB
operating_system: Windows 11 Pro
expandable_storage_slots: 2 M.2 SSD slots: 1 M.2 2280 up to 8TB and 1 M.2 2242 up to 1TB
```

- **Price:** £215.05 [^7]
- **Summary:** The GMKtec G3 Pro is a compact mini PC with an Intel Core i3-10110U processor, DDR4 memory support up to 64GB, and dual M.2 storage slots. It suits everyday office work, media use, light development, and compact server setups.
- **Ideal For:** It suits home servers because it has two M.2 storage slots, supports up to 64GB of DDR4 RAM, includes four USB-A ports, and provides 2.5G Ethernet.
- **Additional Sources:** [^8]

---
## References & Sources
[^1]: GEEKOM, accessed 2026-09-04. https://www.geekompc.com/geekom-mini-air12-mini-pc/
[^2]: GMKtec US, accessed 2026-09-04. https://www.gmktec.com/products/intel-core%E2%84%A2-i7-1185g7-mini-pc-nucbox-m2-pro-s
[^3]: GMKtec Europe, accessed 2026-09-04. https://de.gmktec.com/en/products/gmktec-nucbox-m2-pro-s-intel%C2%AE-i7-1185g7
[^4]: ACEMAGIC US, accessed 2026-09-04. https://acemagic.com/products/acemagic-k1-12600h-mini-pc
[^5]: Best Buy, accessed 2026-09-04. https://www.bestbuy.com/product/kamrui-h2-mini-pc-intel-core-i5-14450hx-32gb16gb2-ram-1tb-nvme-ssd-triple-4k-dp-usb-c-wifi-6-bt-5-2-win11-pro/J33HTY58YV
[^6]: Noon, accessed 2026-09-04. https://www.noon.com/saudi-en/kamrui-hyper-h2-mini-pc-windows-11-pro-intel-core-14450hx-mini-computers-10c-16t-4-8ghz-32gb-ram-1tb-pcle4-0-ssd-micro-desktop-pc-triple-4k-display-usb-c-wifi6-bt5-2-business-office-home/Z1D5310C9CC3583A9B2D7Z/p/
[^7]: GMKtec, accessed 2026-09-04. https://www.gmktec.com/products/gmktec-nucbox-g3-pro-mini-pc-intel-core-i3-10110u
[^8]: Amazon, accessed 2026-09-04. https://www.amazon.com/s?k=GMKtec+G3+Pro+i3-10110U