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Motherboards under $100

All motherboards

6 motherboards under $100 from ASRock, MSI, Shangzhaoyuan and more. Most cost $45 to $99, and half cost less than $54.

All filtersFilters (1)×
ECC memory support: ECC memory support  ×Clear all
BrandShangzhaoyuan2ASUS1Shncuonp1
SocketLGA20112LGA2011-32AM41
Form factormATX3
Memory typeDDR43
Memory slots41
Maximum memory128GB1256GB1
PCIe x16 slots11
M.2 slots21
Wired LAN1G4
ECC memory supportECC memory support6
ChipsetIntel X793Intel X992AMD B5501
PriceUnder $502Under $755Under $1504$25 & above6$50 & above4$75 & above1
Clear allShow 6 motherboards
ECC memory support: ECC memory support  ×6 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
ASUSSpec score 8.8

AM4, mATX, DDR4, 1 PCIe x16 slots

+Compact microATX form factor
+DDR4 memory with ECC support
+PCIe 4.0 support
−Single PCIe x16 slot limits graphics card expansion
$99.00-17%List: $119.99
as of 11/04/2026 12:09 PST - Details
ShangzhaoyuanSpec score 8.8

LGA2011, mATX, 256GB, 1G

+Supports up to 256GB of RAM
+ECC memory support for error-checking
+Gigabit 1G LAN port
−Uses DDR3 memory
−Uses the older LGA2011 socket
$52.99
as of 11/04/2026 07:07 PST - Details
OLurkthu

LGA2011-3, DDR4, Intel X99

+ECC memory support for error correction
+Uses DDR4 memory
+LGA2011-3 socket for Intel X99 processors
−Requires registered ECC DDR4 memory for full function
$44.75
as of 11/04/2026 00:31 PST - Details
Shncuonp

LGA2011, 1G, Intel X79

+Intel X79 chipset with LGA2011 socket
+ECC memory support
+Gigabit 1G LAN port
−Uses DDR3 memory
−Uses the older LGA2011 socket
$67.30
as of 11/04/2026 07:08 PST - Details
OLurkthu

Intel X79

+Intel X79 chipset for desktop builds
+Supports ECC memory for error-correcting RAM
+Desktop DDR3 memory support
$42.46
as of 11/04/2026 00:31 PST - Details
ShangzhaoyuanSpec score 8.2

LGA2011-3, mATX, DDR4, 4 Memory slots

+4 memory slots: only 1 of 22 here have more memory slots
+128GB maximum memory: only 1 of 17 here have a higher maximum memory
$55.99
as of 11/04/2026 07:07 PST - Details

Compare specs

motherboardSocketForm factorChipsetSpec scorePrice
AM4mATXAMD B5508.8$99.00
as of 11/04/2026 12:09 PST - Details
LGA2011mATXIntel X798.8$52.99
as of 11/04/2026 07:07 PST - Details
LGA2011-3Intel X99n/a$44.75
as of 11/04/2026 00:31 PST - Details
LGA2011Intel X79n/a$67.30
as of 11/04/2026 07:08 PST - Details
Intel X79n/a$42.46
as of 11/04/2026 00:31 PST - Details
LGA2011-3mATXIntel X998.2$55.99
as of 11/04/2026 07:07 PST - Details

Before you buy

Other price ranges

PC Cases264CPU Coolers393Processors247Data Center GPUs82Graphics Cards371Power Supplies237Memory374Storage Drives577Binoculars228Network Cables1,382Cameras2,556Chromebooks196

Popular filters

DDR4 Motherboards199DDR5 Motherboards190ATX Motherboards165mATX Motherboards152Motherboards under $200112Motherboards under $150109AM5 Motherboards99Motherboards with 4 Memory Slots96

Motherboards by use

Gaming Motherboards81LGA1700 DDR5 Motherboards47Budget Motherboards58Workstation Motherboards60

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