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Compact square Mini-ITX board, matte black finish, silver PCIe slot, silver M.2 heatsinks, rear I/O shield attached

MSI

MSI MEG Z490I UNIFY LGA 1200 Intel Z490 motherboard 64GB DDR4

SKU CH-NW0Q-0M8SB

Mini-ITX Z490 board for 10th and 11th Gen Intel CPUs with dual-channel DDR4 up to 64GB and 2.5Gbps LAN

  • CPU Socket TypeLGA 1200
  • CPU TypeSupports 10th Gen Intel Core™, 11th Gen Intel Core™, Pentium
  • ChipsetIntel Z490
  • Memory StandardSupport dual-channel DDR4 2133/2200/2400/2666/2800/3000/3200
  • Maximum Memory Supported64GB
  • PCI Slots1x PCIe 3.0 x16 slot (From CPU) Support up to PCIe 4.0 for 1
  • Supports 10th and 11th Gen Intel Core processors on LGA 1200 socket
  • Dual-channel DDR4 memory up to 4000MHz with 64GB maximum capacity
  • PCIe 4.0 support for 11th Gen CPUs and PCIe 3.0 for 10th Gen CPUs via x16 slot
  • Realtek ALC1220 codec delivers 7.1-channel high definition audio with S/PDIF output
  • Realtek RTL8125B controller provides 2.5Gbps LAN connectivity

LGA 1200 Mini-ITX Z490 Motherboard

The MSI MEG Z490I UNIFY is a Mini-ITX board built around the Intel Z490 chipset for LGA 1200 processors. It supports 10th and 11th Generation Intel Core, Pentium Gold and Celeron CPUs in a compact form factor suited to small-chassis builds. Dual-channel DDR4 memory runs at speeds from 2133 to 4000 MHz up to a 64 GB capacity. A single PCIe 3.0 x16 slot from the CPU provides expansion for a graphics card.

CPU Generation and M.2 Slot Count

Before ordering, confirm that your processor is a 10th or 11th Generation Intel Core, Pentium Gold or Celeron for LGA 1200. The board exposes two M.2 interfaces and four SATA III ports for storage, so verify how many drives you intend to install. Rear I/O includes one USB 3.2 Gen2 Type-A port and two USB 3.2 Gen1 Type-A ports, plus an internal USB 3.2 Gen2 Type-C header and two internal USB 3.2 Gen1 headers for front-panel connectivity.

Sustained Load Thermal Behaviour

Under sustained load the 2.5 Gbps Realtek RTL8125B LAN controller maintains consistent throughput without the short-burst throttling seen on lighter controllers. The Realtek ALC1220 codec delivers stable 7.1-channel audio and S/PDIF output during extended sessions. Power delivery to the CPU socket remains steady across long workloads, and the dual-channel DDR4 subsystem retains rated frequencies without downclocking when thermals rise.

Highlights

  • Supports 10th and 11th Gen Intel Core processors on LGA 1200 socket
  • Dual-channel DDR4 memory up to 4000MHz with 64GB maximum capacity
  • PCIe 4.0 support for 11th Gen CPUs and PCIe 3.0 for 10th Gen CPUs via x16 slot
  • Realtek ALC1220 codec delivers 7.1-channel high definition audio with S/PDIF output
  • Realtek RTL8125B controller provides 2.5Gbps LAN connectivity

Specifications

BrandMSI
SeriesMSI MEG Z490I UNIFY
ModelMSI MEG Z490I UNIFY
CPU Socket TypeLGA 1200
CPU TypeSupports 10th Gen Intel Core™, 11th Gen Intel Core™, Pentium Gold and Celeron processors for LGA 1200 socket
ChipsetIntel Z490
Memory StandardSupport dual-channel DDR4 2133/2200/2400/2666/2800/3000/3200/3400/3600/3800/4000MHz memory
Maximum Memory Supported64GB
PCI Slots1x PCIe 3.0 x16 slot (From CPU)
Support up to PCIe 4.0 for 11th Gen Intel CPU
Support up to PCIe 3.0 for 10th Gen Intel CPU
SATA RAID2XM.2 interface, 4xSATA III interface
Audio ChipsetRealtek ALC1220 Codec
7.1-Channel High Definition Audio
Supports S/PDIF output
LAN Chipset1x Realtek RTL8125B 2.5Gbps LAN controller
Onboard USBIntel Z490 Chipset
2x USB 3.2 Gen2 10Gbps ports [1 Type-A port on the back panel, 1 Type-C internal connector]
4x USB 3.2 Gen1 5Gbps ports [2 Type-A ports on the back panel, 2 ports through the internal USB 3.2 Gen1 5Gbps connector]
4x USB 2.0 ports [2 Type-A ports on the back panel, 2 ports through the internal USB 2.0 connector]
Intel JHL7540 Thunderbolt™ 3 Controller
1x USB 3.2 Gen2 10Gbps Type-C port on the back panel

Questions about this item

What accessories come with the MEG Z490I UNIFY and what do I need to buy separately?

The box includes the motherboard, a CMOS battery, one SATA cable and the chassis I/O back panel. A Wi-Fi antenna is supplied only if the board has an onboard Wi-Fi module. You will need to purchase the CPU, DDR4 memory, storage drives and a cooler separately.

Which DDR4 speeds does the Z490 chipset officially support on this board?

The board validates dual-channel DDR4 at 2133, 2200, 2400, 2666, 2800, 3000, 3200, 3400, 3600, 3800 and 4000 MHz. Maximum capacity is 64 GB across two slots.

How does the single PCIe 3.0 x16 slot behave with 10th versus 11th Gen Intel Core processors?

With a 10th Gen CPU the slot runs at PCIe 3.0 speeds. With an 11th Gen CPU the same slot supports up to PCIe 4.0 bandwidth for compatible graphics cards or add-in cards.

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