ASUS PRIME Z490-A

Home Motherboard ASUS PRIME Z490-A

Product Specification

CPU
Chipset : Intel Z490
CPU Socket : LGA 1200
Back Panel I/O
USB
1 x USB 3.1 / USB 3.2 Gen 2 Type-C
3 x USB 3.1 / USB 3.2 Gen 2 Type-A
2 x USB 3.1 / USB 3.2 Gen 1 Type-A
2 x USB 2.0 Type-A
Thunderbolt : None
Display
1 x DisplayPort 1.4
1 x HDMI 1.4b
Audio
5 x 3.5 mm
1 x S/PDIF
Ethernet / Controller : 1 x Intel I225-V 2.5Gigabit
Memory
Memory Slots : 4 x 288-Pin
Memory Support : DDR4 2133, 2400, 2666, 2800, 2933, 3000, 3200, 3333, 3400, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400, 4500, 4600 MHz
Maximum Capacity : 128 GB
Channel Architecture : Dual Channel
ECC Support : Non-ECC Unbuffered
Storage Expansion
SATA : 6 x SATA III
M.2
1 x M Key 2242, 2260, 2280, 22110 (PCIe 3.0 x4, SATA III)
1 x M Key 2242, 2260, 2280, 22110 (PCIe 3.0 x2, PCIe 3.0 x4)
U.2 : None
Optane Memory Support : Yes
RAID Support : RAID 0, 1, 5, 10
Internal I/O
Expansion Slots
2 x PCIe 3.0 x16 (x16 mode)
1 x PCIe 3.0 x16 (x4 mode)
3 x PCIe 3.0 x1
USB
1 x USB 3.1 / USB 3.2 Gen 1 Header (Supports 2 USB Type-A Port)
2 x USB 2.0 Header (Supports 4 USB Type-A Port)
Multi-GPU Support
3-Way AMD CrossFireX
2-Way NVIDIA SLI
Air Cooling
1 x 4-Pin CPU
1 x 4-Pin Assistant
2 x 4-Pin System
1 x 4-Pin M.2
1 x Thermal Sensor
Liquid Cooling : 2 x 4-Pin Pump
Power Connectors
1 x 24-Pin Mainboard
1 x 8-Pin CPU
1 x 4-Pin ATX
Security : Chassis Intrusion
LED Header : 2 x RGB
Audio : None
Diagnostics : Clear CMOS
Add-On : 1 x Thunderbolt Card Header
Legacy : 1 x Serial
BIOS
ROM : 192 Mb
Front Panel I/O
I/O Connection Headers : AAFP, USB 3.1 / USB 3.2 Gen 2
Audio
Audio Codec : Realtek S1220A (8-Channel)
Wireless
Module Support : 1 E Key M.2
Software
Supported Operating Systems : Windows 10 (64-Bit)
Physical
Form Factor : ATX
Packaging Info
Package Weight : 3.695 lb
Box Dimensions (LxWxH) : 13.4 x 10.7 x 2.9"

ASUS Prime Z490-A LGA 1200 (Intel 10th Gen) ATX Motherboard (14 DrMOS Power Stages,Dual M.2, Intel 2.5 Gb Ethernet, USB 3.2 Front Panel Type-C, Thunderbolt 3 Support, Aura Sync RGB)

  (707 Total Review)

The ASUS Prime Z490-A is a high-performance ATX motherboard designed for builders, creators, and PC enthusiasts. The ASUS Prime Z490-A supports 10th Gen Intel Core, Pentium Gold, and Celeron processors. 

Additionally, the ASUS Prime Z490-A offers 4 DDR4 DIMM slots, supporting up to 128GB of dual-channel memory, which helps you experience smooth and fast multitasking. The motherboard provides multiple USB 3.2 Gen 2 ports, including a front-panel USB Type-C header, supporting speeds up to 10 Gbps. Whether connecting external drives, VR headsets, or mobile devices, this ensures ultra-fast data transfer. 

Product Features

  • Intel LGA 1200 Socket: Designed to unleash the maximum performance of 10th Gen Intel Core processors.
  • Enhanced Power Solution: 12+2 DrMOS power stages.
  • Intel 2.5 Gb Ethernet.
  • Aura Sync RGB lighting.
  • The Realtek S1200A codec.
Amazon
Out of Stock · Last Checked At: Oct 30, 2026
View on Amazon
As an Amazon Associate, PC Builder earns from qualifying purchases. Prices and availability are as of the date shown and may change. Affiliate Disclosure

Product Specification

CPU
Chipset : Intel Z490
CPU Socket : LGA 1200
Back Panel I/O
USB
1 x USB 3.1 / USB 3.2 Gen 2 Type-C
3 x USB 3.1 / USB 3.2 Gen 2 Type-A
2 x USB 3.1 / USB 3.2 Gen 1 Type-A
2 x USB 2.0 Type-A
Thunderbolt : None
Display
1 x DisplayPort 1.4
1 x HDMI 1.4b
Audio
5 x 3.5 mm
1 x S/PDIF
Ethernet / Controller : 1 x Intel I225-V 2.5Gigabit
Memory
Memory Slots : 4 x 288-Pin
Memory Support : DDR4 2133, 2400, 2666, 2800, 2933, 3000, 3200, 3333, 3400, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400, 4500, 4600 MHz
Maximum Capacity : 128 GB
Channel Architecture : Dual Channel
ECC Support : Non-ECC Unbuffered
Storage Expansion
SATA : 6 x SATA III
M.2
1 x M Key 2242, 2260, 2280, 22110 (PCIe 3.0 x4, SATA III)
1 x M Key 2242, 2260, 2280, 22110 (PCIe 3.0 x2, PCIe 3.0 x4)
U.2 : None
Optane Memory Support : Yes
RAID Support : RAID 0, 1, 5, 10
Internal I/O
Expansion Slots
2 x PCIe 3.0 x16 (x16 mode)
1 x PCIe 3.0 x16 (x4 mode)
3 x PCIe 3.0 x1
USB
1 x USB 3.1 / USB 3.2 Gen 1 Header (Supports 2 USB Type-A Port)
2 x USB 2.0 Header (Supports 4 USB Type-A Port)
Multi-GPU Support
3-Way AMD CrossFireX
2-Way NVIDIA SLI
Air Cooling
1 x 4-Pin CPU
1 x 4-Pin Assistant
2 x 4-Pin System
1 x 4-Pin M.2
1 x Thermal Sensor
Liquid Cooling : 2 x 4-Pin Pump
Power Connectors
1 x 24-Pin Mainboard
1 x 8-Pin CPU
1 x 4-Pin ATX
Security : Chassis Intrusion
LED Header : 2 x RGB
Audio : None
Diagnostics : Clear CMOS
Add-On : 1 x Thunderbolt Card Header
Legacy : 1 x Serial
BIOS
ROM : 192 Mb
Front Panel I/O
I/O Connection Headers : AAFP, USB 3.1 / USB 3.2 Gen 2
Audio
Audio Codec : Realtek S1220A (8-Channel)
Wireless
Module Support : 1 E Key M.2
Software
Supported Operating Systems : Windows 10 (64-Bit)
Physical
Form Factor : ATX
Packaging Info
Package Weight : 3.695 lb
Box Dimensions (LxWxH) : 13.4 x 10.7 x 2.9"