Best Mini PC for Jellyfin: The N100 Wins for Most People

Here’s the verdict up front: the best mini PC for Jellyfin, for most people, is a cheap Intel N100-class box. Not a Core i7 NUC, not a Ryzen gaming mini, and definitely not a consumer NAS. An N100 has a modern Quick Sync video engine that chews through transcodes, it idles at single-digit watts, and it costs about as much as a year of streaming subscriptions. You only need to spend more if you regularly transcode several streams at once, or you rip 4K HDR discs and watch them on non-HDR screens, where tone-mapping piles on extra work.

I’m not guessing at this. My own Jellyfin server — the reference build I use for every measurement on this site — is an Intel N100 mini PC with 16GB of RAM and a 512GB SSD that cost me about £139. It serves my whole house, including a custom Jellyfin client I build myself for my Fire TV sticks, and it has never made me wish I’d spent more. The rest of this article explains why that class of machine wins, what the tiers above it buy you, and the honest downsides nobody puts in a listing.

Why a mini PC beats the old desktop in your cupboard

The usual advice is “just use an old PC”, and it’s not wrong — it’s just more expensive than it looks. A Jellyfin server runs 24/7, so idle power draw matters far more than peak performance. An old desktop spends 95% of its life doing nothing, and doing nothing is exactly what old desktops are bad at.

I measured my N100 box at the wall: 6 W at idle and around 11 W while direct-playing a 1080p film. At the UK average of 27p/kWh, that works out to roughly £15 a year to run continuously.

A typical desktop from the mid-2010s idles somewhere between 40 and 60 W — call it £95 to £140 a year at the same rate. Over three years the “free” PC costs you two or three brand-new mini PCs in electricity alone, and it’s louder and bigger while doing it. If you want to run your own numbers against your tariff, the home server power calculator does the arithmetic for you.

Why a mini PC beats a consumer NAS

The other path people consider is a Synology or QNAP. A two-bay consumer NAS typically costs £250–£400, and at the cheaper end you get an ARM chip or an elderly Celeron that either can’t transcode at all or falls over on a single demanding stream. You’re paying nearly three times the price of an N100 box for a fraction of the transcoding ability, because most of the money goes on the drive bays and the software ecosystem — neither of which Jellyfin needs.

Price per transcode is the fair way to compare, and the mini PC wins it walking. Quick Sync on an N100 is the same generation of media engine you’d find in far dearer machines; the NAS vendors simply don’t fit silicon like that at consumer prices. A NAS makes sense when storage management is the main event. For a media server, it isn’t — I cover the storage side properly in the budget Jellyfin server build guide.

The three tiers of Jellyfin mini PC

Almost every mini PC worth considering falls into one of three tiers. The differences are real but smaller than the price gaps suggest.

The crucial detail: all three tiers carry the same generation of Quick Sync media engine, so a single transcode is handled almost identically by a £139 N100 and a £350 i3. The dearer chips buy you headroom — more simultaneous streams and more CPU left over for the subtitle burning and tone-mapping work that sits outside the video engine. If you’re not sure whether you transcode at all, read my guide to Jellyfin hardware transcoding before spending a penny extra; most households direct-play far more than they think.

It’s also worth being honest about what “heavy duty” really means. Tone-mapping is the expensive case: converting 4K HDR video for a screen that can’t display HDR is the one job that makes these small chips sweat, because it adds shader work on top of the decode and encode. If everyone in your house watches on HDR-capable TVs, you may never trigger it at all, and the budget tier quietly covers everything you throw at it.

What actually matters when choosing one

Mini PC listings drown you in specs that make no difference to a Jellyfin server. Here’s what genuinely matters, in order:

• Quick Sync generation. This is the whole game. The N100 family and 12th-gen Core chips share a modern engine with AV1 decode and excellent HEVC handling. Anything older than 8th-gen Intel is a meaningful step down. Jellyfin’s own hardware acceleration documentation lists exactly what each generation supports.
• One NVMe slot plus room for storage. System on the NVMe, media on a separate drive. Some boxes fit an extra 2.5″ SATA bay internally — handy, but a USB-attached drive works fine too.
• RAM: 8–16GB is plenty. Jellyfin itself is light; 16GB only earns its keep if you run other services on the box.
• 2.5GbE is nice, not needed. A single 4K remux peaks around 80–100 Mbps; gigabit carries ten of those.
• Dual HDMI is irrelevant. A server runs headless. Ignore every line of the listing about display outputs.
• Barebones vs ready-built. Barebones (no RAM/SSD) saves money if you have parts lying about, but the ready-built price gap is often under £30 — usually not worth the faff.

Real models worth shortlisting

I’ll name names, but neutrally — these segments churn fast and the right answer is usually “whichever of these is cheapest this week”.

• GMKtec NucBox G3 class — frequently the cheapest N100 box going, and the closest thing to my reference build. Basic cooling, basic case, does the job.
• Beelink EQ14 / S13 class — N100 and N150 variants with noticeably better cooling and, on some versions, a second NVMe slot. Usually worth the small premium over the bargain tier.
• Minisforum UN100 class — similar N100 internals in a tidier shell; Minisforum’s mid-tier N305 boxes are the natural step up if you want headroom.

Whichever you pick, the software side is identical — my N100 Jellyfin setup guide walks through the exact install I run, from BIOS to first stream. I wouldn’t lose sleep over the brand choice. These boxes are built from the same handful of boards and chips, and the meaningful differences are the cooler, the warranty handling, and the price on the day you happen to be buying.

The honest downsides

Mini PCs aren’t flawless, and a commercial article that pretends otherwise is selling you something. Three real cons:

Storage lives outside the box. Most of these machines take one NVMe and, at best, one 2.5″ drive. A proper media library wants a 3.5″ hard drive, which means a USB enclosure sitting next to the mini PC. It works — mine has been fine — but it’s an extra plug, an extra failure point, and it offends people who like tidy builds.

For reference, my library sits on a 4TB WD Red Plus — a CMR drive, about £89 — and that single disk plus the N100 box is the entire server.

No ECC memory. If you care about end-to-end data integrity the way ZFS people do, no consumer mini PC will satisfy you. For a media library where every file can be re-ripped from a disc on your shelf, I think that’s an acceptable trade — but it is a trade, and you should make it knowingly.

Cheap fans can whine. This site promises quiet servers, so I have to be straight: the bargain-basement boxes sometimes ship with small fans that develop a high-pitched note under load. Before buying, search reviews of the exact model for “fan noise” and “coil whine”; after buying, run a transcode for ten minutes on the first evening and listen from where the box will actually live. Most have BIOS fan curves you can soften, and if it still whines, return it inside the window rather than living with it.

What about a used office tiny PC instead?

The honest alternative to a new N100 box is a used corporate “1-litre” PC — a Lenovo ThinkCentre Tiny, HP EliteDesk Mini, or Dell OptiPlex Micro. An 8th- or 9th-gen i5 model goes for £60–£120, the build quality embarrasses budget mini PCs, and Quick Sync from those generations still handles H.264 and HEVC transcodes well. Idle draw is a touch higher — usually 10–15 W — but that’s still cheap to run.

I’d genuinely consider one if the budget is tight and you’re happy buying used: you’re trading a newer media engine (no AV1 decode, less efficient HEVC) and an unknown service history for a lower price and a sturdier box. For a first server that might get replaced anyway, that’s a reasonable bet. For a box you want to forget about for five years, I’d buy the N100 new.

The bottom line

Buy an N100-class mini PC unless you can name the specific workload that breaks it. Mine cost about £139, costs roughly £15 a year to run, and serves every screen in the house without a fan I can hear from the sofa. Step up to an N305 or i3-12100 class machine only if you know you’ll be tone-mapping 4K HDR for several people at once. And before any of the hardware shopping, it’s worth reading the full Jellyfin server hub so the box you buy fits the server you actually want to run.