Mini PCs · Head to head

Asus Chromebox 5a (Celeron 4GB + 128GB) vs GMKtec NucBox M5 Ultra (32GB + 512GB)

Full Mini PCs comparison in 2026

Updated August 2026
Data from Amazon and official Asus and GMKtec sites.
2026 verdict
GMKtec NucBox M5 Ultra (32GB + 512GB) beats Asus Chromebox 5a (Celeron 4GB + 128GB) in 2026, with its clearest edge on memory capacity and storage capacity. It separates itself most clearly on memory capacity and storage capacity, while still looking better on its broader overall balance. Asus Chromebox 5a (Celeron 4GB + 128GB) still makes sense if price and rating are your priority, but most buyers should still lean toward GMKtec NucBox M5 Ultra (32GB + 512GB). For most setups, GMKtec NucBox M5 Ultra (32GB + 512GB) is the smarter buy.
vs
FeatureAsus Chromebox 5a (Celeron 4GB + 128GB)GMKtec NucBox M5 Ultra (32GB + 512GB)Winner
Price$402.99$499.98Asus Chromebox 5a (Celeron 4GB + 128GB)
Rating4.44.3Asus Chromebox 5a (Celeron 4GB + 128GB)
Memory Capacity4 GB32 GBGMKtec NucBox M5 Ultra (32GB + 512GB)
Storage Capacity128 GB512 GBGMKtec NucBox M5 Ultra (32GB + 512GB)
CPU ModelIntel Celeron 7305AMD Ryzen 7 7730UDifferent strengths
Memory ConfigurationSingle-channelDual-channelDifferent strengths
GPU ModelIntel UHD GraphicsAMD Radeon Graphics (8 cores, up to 2000 MHz)Different strengths
Memory TypeDDR4DDR4Tie
Memory Speed3200 MT/s3200 MT/sTie

Frequently Asked Questions

Which is better overall: Asus Chromebox 5a (Celeron 4GB + 128GB) or GMKtec NucBox M5 Ultra (32GB + 512GB)?

GMKtec NucBox M5 Ultra (32GB + 512GB) has the stronger overall profile in this comparison, especially for memory capacity and storage capacity.

What is the biggest difference between Asus Chromebox 5a (Celeron 4GB + 128GB) and GMKtec NucBox M5 Ultra (32GB + 512GB)?

Price is one of the clearest differences: Asus Chromebox 5a (Celeron 4GB + 128GB) lists $402.99, while GMKtec NucBox M5 Ultra (32GB + 512GB) lists $499.98.

Which one looks better on price?

Asus Chromebox 5a (Celeron 4GB + 128GB) is listed at $402.99, while GMKtec NucBox M5 Ultra (32GB + 512GB) is listed at $499.98. Asus Chromebox 5a (Celeron 4GB + 128GB) (better spec).

Who should buy Asus Chromebox 5a (Celeron 4GB + 128GB)?

Choose Asus Chromebox 5a (Celeron 4GB + 128GB) if your priority is price and rating and that matters more than memory capacity.

Who should buy GMKtec NucBox M5 Ultra (32GB + 512GB)?

Choose GMKtec NucBox M5 Ultra (32GB + 512GB) if your priority is memory capacity and storage capacity and that matters more than price.

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