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ATX motherboard black PCB silver heatsinks LGA 1200 socket

ASRock

ASRock Z490 Extreme4 Intel motherboard LGA 1200

SKU CH-VN3A-2FM4K

Supports 10th and 11th Gen Intel Core processors with 11-phase Dr.MOS power, 2.5Gbps LAN, dual M.2 slots and DDR4 memory up to 128GB

  • ProcessorIntel Core 10th/11th Gen (LGA 1200)
  • ChipsetIntel Z490
  • Form factorATX
  • CPU socketLGA 1200
  • CPU technologiesHyper-Threading Technology
  • Supported memoryDdr4
  • Supports 10th and 11th Gen Intel Core processors on LGA 1200 socket
  • 11 Phase Dr.MOS power design with 60A chokes for stable overclocking
  • DDR4 memory up to 4266MHz OC across dual channels with 128GB maximum capacity
  • 5 Gigabit LAN plus 1 Gigabit LAN for high-speed wired networking
  • PCIe 4.0 ready x16 slot and Hyper M.2 for Gen4 SSD performance

Socket and chipset

The ASRock Z490 Extreme4 is an ATX motherboard built on the Intel Z490 chipset with an LGA 1200 socket. It supports 10th and 11th Generation Intel Core processors for mainstream and enthusiast builds.

Power and thermals

An 11 phase Dr.MOS design with 60A power chokes and Nichicon 12K black capacitors delivers clean power for stable operation and overclocking. The board runs 2.5 Gigabit LAN plus standard Gigabit Ethernet for high speed networking.

Build integration

Four DDR4 slots accept up to 128GB of memory in dual channel mode. Three M.2 sockets and six SATA 6Gb/s ports provide extensive storage options. Two PCI Express 4.0 x16 slots, two PCI Express 3.0 x16 slots and three PCI Express 3.0 x1 slots handle graphics and add in cards. HDMI and DisplayPort outputs are available for processors with integrated graphics. 7.1 channel HD audio uses the Realtek ALC1200 codec with Nahimic Audio enhancement.

How it compares

Measured against everything we stock in Motherboards for Intel CPUs, at today’s prices. Recalculated every night.

Price $94.99
Typical for this category: the median of 2,965 items is $97.99.

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Specifications

Product
Brand nameASRock
Model nameZ490 Extreme4
Part number90-MXBC20-A0UAYZ
Processor
ProcessorIntel Core 10th/11th Gen (LGA 1200)
CPU socketLGA 1200
ChipsetIntel Z490
CPU technologiesHyper-Threading Technology
Memory
Supported memoryDdr4
Max supported RAM128 GB
Memory channelsDual Channel
Storage
SATA ports6 x SATA 6Gb/s
M.2 slots3 x M.2
SATA and RAID support0/1/0+1/5
Audio & video
Audio chipRealtek ALC1200
Connectivity
Ethernet controllerRTL8125BG
Maximum network speed2.5 Gbit/s + 1 Gbit/s
Ports & slots
PCIe 4.0 x16 slots2 x PCI Express 4.0 x16
PCIe 3.0 x16 slots2 x PCI Express 3.0 x16
PCIe x1 slots3 x PCI Express 3.0 x1
Additional slots1 x M.2
Rear panel ports1 x DisplayPort
PS/2 ports1
HDMI ports1 x HDMI
Ethernet port1 x RJ45
DisplayPort connectors1 x DisplayPort
USB 3.0 ports1 x USB 3.2 Gen2 Type-A Port
1 x USB 3.2 Gen2 Type-C Port
USB 2.0 ports2 x USB 3.0 + 2 x USB 2.0
USB-C ports1 x USB 3.1
S/PDIF output1 x Optical
Onboard USB headers1 x USB 3.1 + 2 x USB 3.0 + 2 x USB 2.0
Power
Power connectors24 Pin
Size & build
Form factorATX
Width and length12 in × 9.6 in
In the box
In the boxMotherboard Only - No Retail Box and No Other Accessories.
More details
S/PDIF in1 x Optical
LightingRGB

Questions about this item

How do I install the ASRock Z490 Extreme4 into an ATX case and which standoff step is often missed?

Mount the board on the ATX standoff pattern, align the rear I/O shield first, then secure all nine screws; the step most builders skip is fitting the centre standoff under the 24-pin power connector, which prevents flex when plugging in cables.

What maintenance or replacement will the ASRock Z490 Extreme4 need over its life?

Dust the heatsinks and the 11-phase Dr.MOS VRM area periodically; the only replaceable part is the socketed BIOS chip if a future update fails, otherwise the Nichicon 12K caps and 60A chokes are rated for the board's full service life.

What limit appears first when the ASRock Z490 Extreme4 runs sustained heavy loads?

The 11-phase Dr.MOS power delivery with 60A chokes sets the practical ceiling; VRM temperature rises before the 128 GB DDR4 memory limit or the 2.5 Gbps LAN throughput become bottlenecks.

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