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Motherboards with 16 Memory Slots

All motherboards

13 motherboards with 16 memory Slots. Most cost $747 to $1,426, and half cost less than $1,018.

Top brands: Supermicro (9)

GIGABYTE

LGA4677, DDR5, 16 Memory slots

+Dual-socket LGA 4677 for 4th Gen Intel Xeon Scalable processors
+16 DDR5 memory slots for high capacity
+Server-grade board built for workstation and data center use
−Requires LGA 4677 Xeon processors, which limits CPU choice
$1,018.49
as of 11/03/2026 23:11 PST - Details
TytmscaSpec score 8.9

LGA3647, DDR4, 16 Memory slots, 2 M.2 slots

+Sixteen DDR4 RAM slots for very large memory capacity
+Two M.2 slots for fast NVMe storage
+LGA3647 socket supports Xeon processors for workstation or server builds
−Xeon-focused platform is not suited to typical gaming builds
$2,128.90
as of 11/03/2026 23:07 PST - Details
SupermicroSpec score 8.9

LGA2011, E-ATX, DDR4, 16 Memory slots

+Sixteen RAM slots for large memory configurations
+Ten SATA ports for many storage drives
+E-ATX form factor for expanded board layout
−Single PCIe x16 slot limits expansion cards
−E-ATX form factor needs a larger case
$1,426.10
as of 11/04/2026 07:10 PST - Details
SupermicroSpec score 8.8

LGA2011, DDR4, 16 Memory slots, 1TB

+10G LAN speed for fast networking
+Supports up to 1024 GB of RAM
+Sixteen RAM slots for large memory capacity
−Only one PCIe x16 slot
$748.44
as of 11/04/2026 00:23 PST - Details
SupermicroSpec score 8.8

LGA4710, DDR5, 16 Memory slots, 4TB

+Dual socket LGA4710 for two processors
+Supports up to 4TB of DDR5 memory
+Sixteen RAM slots for large memory capacity
−Only 1G LAN, slower than 10G boards
$1,170.59
as of 11/04/2026 07:10 PST - Details
SupermicroSpec score 7.9

LGA2011, 16 Memory slots, 512GB, 2 SATA ports

+Supports up to 512GB of RAM
+Sixteen RAM slots for large memory configurations
+ECC memory support
−Uses DDR3 memory
−Only two SATA ports for storage drives
$505.94
as of 11/04/2026 07:10 PST - Details
SupermicroSpec score 9.5

LGA4189, E-ATX, DDR4, 16 Memory slots

+Supports up to 4096 GB of DDR4 memory
+Sixteen RAM slots for large memory configurations
+Four M.2 slots for multiple fast storage drives
$1,103.20
as of 11/04/2026 07:10 PST - Details
SupermicroSpec score 9.2

LGA4189, DDR4, 16 Memory slots, 4TB

+Dual LGA4189 sockets for two processors
+Supports up to 4096 GB of RAM
+Sixteen RAM slots
$747.00
as of 11/04/2026 07:10 PST - Details
SupermicroSpec score 8.6

LGA2011, DDR4, 16 Memory slots, 1TB

+Supports up to 1024 GB of RAM
+Sixteen RAM slots for large memory capacity
+Three PCIe x16 slots for expansion cards
−Only 1G LAN speed
$863.20
as of 11/04/2026 00:23 PST - Details
SupermicroSpec score 8.6

LGA2011, DDR4, 16 Memory slots, 1TB

+Supports up to 1024 GB of RAM
+Sixteen RAM slots for large memory capacity
+Three PCIe x16 slots for expansion cards
−Only 1G LAN speed
$795.00
as of 11/04/2026 00:23 PST - Details
CjwdpdswezSpec score 8.9

LGA3647, DDR4, 16 Memory slots, 2 M.2 slots

+Dual LGA3647 sockets for two Xeon processors
+Sixteen DDR4 memory slots for high capacity
+Two M.2 NVMe slots for fast storage
−Requires LGA3647 Xeon processors
No price recorded yet.
SupermicroSpec score 9.3

LGA4710, DDR5, 16 Memory slots, 4TB

+Dual socket LGA4710 for two processors
+10G LAN for faster networking
+Supports up to 4TB of DDR5 memory
$1,196.99
as of 11/04/2026 07:10 PST - Details
Generic

LGA2011, 16 Memory slots

+Sixteen DDR3 memory slots for large RAM capacity
+Intel C602 chipset for server and workstation use
+Supports E5-2600 V2 series processors
No price recorded yet.

Compare specs

motherboardSocketMemory typeMemory slotsMaximum memorySATA portsSpec scorePrice
LGA4677DDR516n/a$1,018.49
as of 11/03/2026 23:11 PST - Details
LGA3647DDR4168.9$2,128.90
as of 11/03/2026 23:07 PST - Details
LGA2011DDR416108.9$1,426.10
as of 11/04/2026 07:10 PST - Details
LGA2011DDR4161TB108.8$748.44
as of 11/04/2026 00:23 PST - Details
LGA4710DDR5164TB108.8$1,170.59
as of 11/04/2026 07:10 PST - Details
LGA201116512GB27.9$505.94
as of 11/04/2026 07:10 PST - Details
LGA4189DDR4164TB9.5$1,103.20
as of 11/04/2026 07:10 PST - Details
LGA4189DDR4164TB109.2$747.00
as of 11/04/2026 07:10 PST - Details
LGA2011DDR4161TB108.6$863.20
as of 11/04/2026 00:23 PST - Details
LGA2011DDR4161TB108.6$795.00
as of 11/04/2026 00:23 PST - Details

Before you buy

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