r/mffpc is a subreddit with 58k members. The community frequently discusses build, case, lian li a3, matx, and gpu, and they frequently recommend/review motherboard, itx case, and cooler, and the most common flair used is i built this! (matx), i built this! (itx), i built this! (atx), i'm not quite finished yet., and help me please!?.
For PCs that are too small for r/PCMR and the full tower subs, but too big for r/sffpc, welcome to micro form factor PC gang. 20L to 40L cases are welcome. Cross posting welcome. Show us your mini itx, mATX and ATX computer builds.
It doesn’t matter what style. Watercooling with custom loops, air cooling, AMD or Nvidia GPU’s, Intel or AMD CPU’s, SFX or ATX, MSI, EVGA, Gigabyte, Asus, Phanteks, Lian Li, Silverstone, Fractal Design, Cooler Master, Corsair, Inwin, Antec, Thermaltake, EKWB.
Popular Topics in r/mffpc
#1
Build
113 posts
#2
Case
99 posts
#3
Lian Li A3
82 posts
#4
Matx
50 posts
#5
Gpu
36 posts
#6
Looking
33 posts
#7
Looking For
33 posts
#8
Pc
26 posts
#9
Cooling
23 posts
#10
Pc Build
21 posts
Products Discussed in r/mffpc
Motherboard
11 reviews
#1
ASRock
4.3★ from 3 reviews
#2
MSI
5.0★ from 2 reviews
#3
Aorus
4.0★ from 1 review
Itx Case
9 reviews
#1
Jonsbo
4.0★ from 2 reviews
#2
ZZAW
4.0★ from 1 review
#3
AKLLA A6
3.0★ from 1 review
Cooler
6 reviews
#1
Arctic
4.5★ from 2 reviews
#2
Thermalright
4.5★ from 2 reviews
#3
Corsair
5.0★ from 1 review
Flair Used in r/mffpc
#1
I built this! (MATX)
: "Downsizing"
154 posts
#2
I built this! (ITX)
: "Upgraded to 9800x3D. Kept AP201"
16 posts
#3
I built this! (ATX)
: "Girlfriend's first PC and my first time building in the A3!"
8 posts
#4
I'm not quite finished yet.
: "Another A3? Yup"
8 posts
#5
Help me please!?
: "Help, I broke the laws of physics."
8 posts
#6
Discussion
: "ASUS ROG Crosshair 2006"
6 posts
Member Growth in r/mffpc
Yearly
+16k members(36.6%)
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About
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Last updated: May 31, 2026