# What is the most energy-efficient mini PC for low power consumption? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What is the most energy-efficient mini PC for low power consumption?

## Products

### Lenovo ThinkCentre Neo Ultra Mini PC
```yaml
product: lenovo-thinkcentre-neo-ultra-mini-pc
brand: Lenovo
price_gbp: 1380.76
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
ram: Up to 64GB DDR5
cpu_model: 14th Gen Intel Core (35W or 65W)
dimensions: 107mm x 195mm x 196mm
storage_size: 2x M.2 PCIe drives
operating_system: Windows 11 Pro (configurable)
power_consumption: 350W PSU (system draws under 300W in tests)
number_of_usb_ports: 6
```

- **Price:** £1380.76 [^1]
- **Summary:** Compact ultra-small desktop with 14th‑Gen Intel CPU options, up to 64GB DDR5 RAM, dual M.2 storage, and optional discrete NVIDIA RTX 4060 and NPU. Suited for creators and business users needing strong CPU/GPU performance in a small chassis.
- **Additional Sources:** [^2]

### MINIX Z150‑0dB Fanless Mini PC (Intel Twin Lake N150)
```yaml
product: minix-z150-0db-fanless-mini-pc-intel-twin-lake-n150
brand: MINIX
price_gbp: 258.47
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
ram: 8GB or 16GB DDR4-3200
cpu_model: Intel Processor N150 (Twin Lake)
dimensions: 123 x 120 x 46mm
storage_size: 256GB or 512GB M.2 NVMe SSD
operating_system: Windows 11 Pro
power_consumption: 12W (Typical), 25W (Max)
number_of_usb_ports: 5
```

- **Price:** £258.47 [^3]
- **Summary:** Fanless mini PC with an Intel Twin Lake N150 quad-core CPU, up to 16GB RAM and up to 512GB NVMe storage, dual HDMI 4K60 outputs, Wi‑Fi 6 and 2.5GbE. Suited for silent office use, home theater, and light productivity tasks.
- **Additional Sources:** [^4], [^5]

### GMKtec NucBox G10
```yaml
product: gmktec-nucbox-g10
brand: GMKtec
price_gbp: 112.37
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
ram: 16 GB DDR4
cpu_model: AMD Ryzen 5 3500U
dimensions: 103 × 98 × 42 mm
storage_size: 512 GB NVMe SSD
operating_system: Windows 11 Pro
power_consumption: 25-35W (configurable, up to 55W)
number_of_usb_ports: 4
```

- **Price:** £112.37 [^6]
- **Summary:** Compact mini PC powered by an AMD Ryzen 5 3500U with 16 GB RAM, a 512 GB NVMe SSD, triple display outputs and 2.5 GbE. Suited for budget-conscious users needing an upgradeable small-form-factor Windows 11 Pro desktop for office work, media and light emulation.
- **Additional Sources:** [^7]

### MINIX Z300‑0dB Fanless Mini PC (Intel Alder Lake N300)
```yaml
product: minix-z300-0db-fanless-mini-pc-intel-alder-lake-n300
brand: MINIX
price_gbp: 385.83
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
ram: 4GB/8GB/16GB DDR4-3200
cpu_model: Intel Core i3-N300 octa-core (Alder Lake-N)
dimensions: 12.3 x 12 x 4.6 cm
storage_size: 128GB/256GB/512GB M.2 PCIe SSD (up to 4TB)
operating_system: Windows 11 Pro
power_consumption: 12W (Typical), 25W (Max)
number_of_usb_ports: 5 (1 USB-C data, 2 USB 3.2 Gen2, 2 USB 2.0)
```

- **Price:** £385.83 [^8]
- **Summary:** Fanless, silent mini PC powered by an Intel Core i3-N300 octa-core Alder Lake-N CPU with up to 16GB DDR4 and up to 512GB NVMe (user-upgradeable to 4TB). It supports dual 4K@60Hz displays, Wi‑Fi 6, Bluetooth, and a 2.5GbE port, making it suitable for quiet offices, home theaters, and light productivity or media tasks.
- **Additional Sources:** [^9], [^10]

### GEEKOM A7 Mini PC (AMD Ryzen 7 7840HS / 7940HS variants)
```yaml
product: geekom-a7-mini-pc-amd-ryzen-7-7840hs-7940hs-variants
brand: GEEKOM
price_gbp: 523.68
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
ram: Up to 64GB DDR5 (DDR5-5600)
cpu_model: AMD Ryzen 9 7940HS or AMD Ryzen 7 7840HS
dimensions: 112.4 x 112.4 x 37 mm
storage_size: Up to 2TB NVMe PCIe Gen4 x4 SSD
operating_system: Windows 11 Pro
power_consumption: 54 watts
number_of_usb_ports: 6
```

- **Price:** £523.68 [^11]
- **Summary:** Compact 0.47L mini PC available with AMD Ryzen 9 7940HS or Ryzen 7 7840HS, up to 64GB DDR5 and up to 2TB PCIe Gen4 SSD. Offers multiple display outputs, USB4, 2.5GbE and Wi‑Fi 6E, suited for creators and power users needing a small, high-performance desktop replacement.
- **Additional Sources:** [^12], [^13]

---
## References & Sources
[^1]: Lenovo, accessed 2026-06-08. https://www.lenovo.com/us/en/p/desktops/thinkcentre/thinkcentre-neo-series/lenovo-thinkcentre-neo-ultra-intel-usff/len102c0053
[^2]: CDW, accessed 2026-06-08. https://www.cdw.com/product/lenovo-thinkcentre-neo-ultra/
[^3]: MINIX Official Store, accessed 2026-06-08. https://www.minix.com.hk/products/minix-z150-0db-fanless-mini-pc
[^4]: Best Buy, accessed 2026-06-08. https://www.bestbuy.com/product/minix-z150-0db-fanless-mini-pc-with-8gb-ddr4-256gb-m-2-pcle-3-0-x-4-nvme-ssd-powered-by-intel-twin-lake-n150-processor-black/CGCLX97PSL/sku/10106595
[^5]: GeekBuying, accessed 2026-06-08. https://www.geekbuying.com/item/MINIX-Z150-0dB-Fanless-Mini-PC-16GB-RAM-512GB-SSD-528720.html
[^6]: GMKtec Store, accessed 2026-06-08. https://www.gmktec.com/products/gmktec-g10-amd-ryzen-5-3500u-mini-pc
[^7]: Liliputing (report of retail price), accessed 2026-06-08. https://liliputing.com/gmk-nucbox-g10-now-available-for-190-and-up-mini-pc-with-ryzen-5-3500u/
[^8]: MINIX Official Store, accessed 2026-06-08. https://www.minix.com.hk/products/minix-z300-0db-fanless-mini-pc
[^9]: Best Buy (Geek Buy seller), accessed 2026-06-08. https://www.bestbuy.com/product/minix-z300-0db-fanless-mini-pc-with-16g-ram-512g-ssd-powered-by-12th-gen-alder-lake-n300-processor-black/CGCLX97Y3X
[^10]: WhatGeek, accessed 2026-06-08. https://www.whatgeek.com/products/minix-z300-0db-fanless-mini-pc
[^11]: GEEKOM official store, accessed 2026-06-08. https://www.geekompc.com/geekom-a7-mini-pc/
[^12]: Best Buy, accessed 2026-06-08. https://www.bestbuy.com/product/geekom-a7-max-ai-mini-pc-amd-ryzen-9-7940hsflagship-16gb-ddr5-1tb-ssdexpandable-windows-11-pro-pre-installed-silver-black/J3GW668XLC
[^13]: Newegg, accessed 2026-06-08. https://www.newegg.com/p/2W1-003V-00007