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Motherboards under $100

All motherboards

5 motherboards under $100 from ASRock, MSI, Shangzhaoyuan and more. Most cost $34 to $92, and half cost less than $42.

All filtersFilters (1)×
Chipset: Intel B75  ×Clear all
BrandGlaeptio1Wisoqu1
SocketLGA11555
Form factorITX2ATX1mATX1
Maximum memory16GB1
PCIe x16 slots13
ChipsetIntel H6110AMD B5508Intel X997Intel B755Intel H6105AMD A5204AMD A6203Intel B853
Show all 16Intel H813Intel X793Intel B7602AMD A3201AMD B6501Intel B1501Intel B5601Intel H8101
PriceUnder $503Under $754Under $1502$25 & above5$50 & above2$75 & above1
Clear allShow 5 motherboards
Chipset: Intel B75  ×5 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
Generic

LGA1155, ATX, Intel B75

+ATX form factor fits standard full-size cases
+Supports up to 32GB of DDR3 memory
+Supports LGA 1155 Intel processors
−Intel B75 chipset is an older platform
$92.36
as of 11/04/2026 14:11 PST - Details
Glaeptio

LGA1155, 1 PCIe x16 slots, Intel B75

+Intel B75 chipset for LGA1155 processors
+Dual channel DDR3 memory support
+One PCIe x16 slot for a graphics card
−Supports DDR3 memory only
$42.46
as of 11/04/2026 15:08 PST - Details
Licaevey

LGA1155, ITX, 1 PCIe x16 slots, Intel B75

+Compact Mini-ITX form factor for small builds
+Intel B75 chipset for LGA1155 processors
+Includes M.2 NVMe and a PCIe x16 slot
−Supports DDR3 memory only
−Only one PCIe x16 slot for expansion
$35.46
as of 11/03/2026 23:59 PST - Details
OLurkthu

LGA1155, mATX, 16GB, Intel B75

+Micro ATX form factor suits compact builds
+Supports up to 16 GB of RAM
+LGA1155 socket for Intel processors
−Intel B75 chipset is an older platform
$33.65
as of 11/04/2026 00:31 PST - Details
Wisoqu

LGA1155, ITX, 1 PCIe x16 slots, Intel B75

+Compact Mini-ITX form factor for small builds
+Dual channel DDR3 memory support
+M.2 NVMe slot for fast storage
−Older LGA1155 socket limits processor upgrade options
−Only one PCIe x16 slot limits expansion
$65.37
as of 11/04/2026 08:11 PST - Details

Compare specs

motherboardSocketForm factorChipsetSpec scorePrice
LGA1155ATXIntel B75n/a$92.36
as of 11/04/2026 14:11 PST - Details
LGA1155Intel B75n/a$42.46
as of 11/04/2026 15:08 PST - Details
LGA1155ITXIntel B75n/a$35.46
as of 11/03/2026 23:59 PST - Details
LGA1155mATXIntel B75n/a$33.65
as of 11/04/2026 00:31 PST - Details
LGA1155ITXIntel B75n/a$65.37
as of 11/04/2026 08:11 PST - Details

Before you buy

Other price ranges

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