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Motherboards Supporting 256GB of Memory

All motherboards

3 motherboards supporting 256GB of memory from Shangzhaoyuan, ASRock and ASUS. Prices run $106 to $189.

All filtersFilters (2)×
Memory type: DDR4  ×Maximum memory: 256GB  ×Clear all
BrandMachinist1Shangzhaoyuan1
SocketLGA2011-32
Form factorE-ATX2ATX1
Memory typeDDR55DDR43
Maximum memory256GB3
SATA ports103
Wired LAN1G1
ChipsetIntel X993
PriceUnder $1501Under $2003Under $2502$150 & above2
Clear allShow 3 motherboards
Memory type: DDR4  ×Maximum memory: 256GB  ×3 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
OLurkthuSpec score 8.9

ATX, DDR4, 256GB, 2 M.2 slots

+Supports up to 256 GB of RAM
+Ten SATA ports for many storage drives
+Two M.2 slots for fast storage
−Board measures 33 by 30 cm, larger than standard ATX
$105.72
as of 11/04/2026 00:31 PST - Details
ShangzhaoyuanSpec score 8.7

LGA2011-3, E-ATX, DDR4, 256GB

+Dual CPU support for multi-processor workloads
+Supports up to 256GB of RAM
+Four PCIe x16 slots for multiple expansion cards
−Large E-ATX form factor needs a full-size case
−Uses the older LGA2011-3 socket
$184.99
as of 11/04/2026 07:07 PST - Details
MachinistSpec score 9.0

LGA2011-3, E-ATX, DDR4, 256GB

+4 pcie x16 slots: the most pcie x16 slots of the 5 here
+256GB maximum memory: the highest maximum memory of the 11 here
$189.99
as of 11/04/2026 00:04 PST - Details

Compare specs

motherboardSocketForm factorMemory typeMaximum memorySATA portsSpec scorePrice
ATXDDR4256GB108.9$105.72
as of 11/04/2026 00:31 PST - Details
LGA2011-3E-ATXDDR4256GB108.7$184.99
as of 11/04/2026 07:07 PST - Details
LGA2011-3E-ATXDDR4256GB109.0$189.99
as of 11/04/2026 00:04 PST - Details

Before you buy

Other Maximum memory options

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Popular filters

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

Motherboards by use

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Related product types

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Spec scores, pros and cons, and prices are explained in the How it works section of the About page.