Question 1

ASUS PRIME Z490-A vs PRIME Z490-P: which motherboard should I choose?

Accepted Answer

Choose the PRIME Z490-A when you need stronger connectivity and expansion: it adds Intel 2.5Gb Ethernet, two PCIe 3.0 x16 slots capable of x8/x8 operation, six SATA ports, dual M.2 storage, USB 3.2 Gen 2 Type-C support, and a 12+2 DrMOS power design. Choose the PRIME Z490-P for a simpler single-GPU build with two M.2 slots and 1Gb Ethernet. The PRIME Z490-A is the more suitable option for high-speed networking, multiple expansion cards, or heavier CPU tuning. ([asus.com](https://www.asus.com/us/motherboards-components/motherboards/prime/prime-z490-a/techspec/?utm_source=openai))

Question 2

PRIME Z490-A vs PRIME Z590-P: which is better for a new Intel build?

Accepted Answer

Choose the PRIME Z590-P when you need support for 11th-generation Intel processors or PCIe 4.0 support with a compatible 11th-generation CPU. Choose the PRIME Z490-A when you are building around a 10th-generation LGA1200 processor and value six SATA ports, Intel 2.5Gb Ethernet, dual PCIe x16 expansion, and the PRIME series connectivity layout. The Z590-P offers a newer chipset and three M.2 slots, while the Z490-A is the better fit for a 10th-generation-focused system. ([asus.com](https://www.asus.com/us/product-compare?LevelId=Motherboards-Components-Motherboards&ProductID=14674%2C15501&utm_source=openai))

Question 3

Is the PRIME Z490-A a worthwhile upgrade from the PRIME Z390-A?

Accepted Answer

The PRIME Z490-A is an upgrade only when you are also moving to a 10th-generation Intel LGA1200 processor. The PRIME Z390-A uses the older LGA1151 platform for 8th- and 9th-generation Intel processors, so the two boards are not CPU-compatible replacements. The Z490-A adds features such as Intel 2.5Gb Ethernet, USB 3.2 Gen 2 Type-C support, and a 12+2 DrMOS power design, but it does not provide a drop-in upgrade for an existing Z390-A system. ([asus.com](https://www.asus.com/us/motherboards-components/motherboards/prime/prime-z490-a/techspec/?utm_source=openai))

Question 4

Should I buy the PRIME Z490-A or a higher-tier ROG STRIX Z490-E GAMING?

Accepted Answer

Choose the PRIME Z490-A if you want the core Z490 platform features without integrated wireless networking. Choose the ROG STRIX Z490-E GAMING when you need Wi-Fi 6, Bluetooth 5.1, more rear USB connectivity, higher-end audio, BIOS diagnostic features, and a 14+2 power-stage design with additional VRM cooling. Both boards support 10th-generation LGA1200 processors, dual M.2 storage, six SATA ports, and 2.5Gb Ethernet, so the upgrade mainly adds convenience, diagnostics, audio, wireless connectivity, and overclocking-oriented power delivery rather than a different CPU platform. ([rog.asus.com](https://rog.asus.com/us/motherboards/rog-strix/rog-strix-z490-e-gaming-model/spec/?utm_source=openai))

Question 5

Which processors are compatible with this motherboard?

Accepted Answer

This motherboard uses an Intel LGA 1200 socket and Intel Z490 chipset. Confirm that your processor supports LGA 1200 before purchasing; newer Intel socket generations are not compatible.

Question 6

Can I install an M.2 SSD on this motherboard?

Accepted Answer

The product is advertised as an M.2 motherboard, but the supplied listing does not specify the number of M.2 slots or the exact supported SSD types. Verify the motherboard manual or seller details before selecting an M.2 drive.

Question 7

What type and how much memory does it support?

Accepted Answer

It supports DDR4 memory with a maximum supported capacity of 128GB. DDR5 memory is not compatible with this motherboard.

Question 8

Will this motherboard fit in my PC case?

Accepted Answer

The motherboard uses the standard ATX form factor, so it requires a PC case that supports ATX motherboards. It is not intended for compact microATX- or Mini-ITX-only cases.

Question 9

What is included, and is this a new motherboard?

Accepted Answer

This is a manufacturer-tested, refurbished motherboard. The package includes the motherboard and I/O shield only; other accessories are not included. It comes with a 30-day Computer Headquarters warranty.

Question 10

Is the PRIME Z490-A suitable for gaming and moderate overclocking?

Accepted Answer

It is suitable for a gaming desktop using an unlocked LGA 1200 processor, and community discussions describe its power delivery as adequate for typical overclocking. Results still depend on the processor, BIOS settings, cooling, and memory kit. The ATX form factor requires an ATX-compatible case.

PCI Express 3.0 x16	1x PCI Express 3.0 x16
PCI Express x16	1
PCI Slots	1 x PCI Slot

Back I/O Ports	1 x DisplayPort / 1 x USB 3.1 Gen 2 Type-A
RJ45	1 x RJ45
DisplayPort	1 x DisplayPort
USB 3.1	1 x USB 3.1

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ASUS PRIME Z490-A Intel Z490 1200 LGA ATX M.2 Desktop Motherboard A

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Memory
Memory Standard	DDR4
Maximum Memory Supported	128GB

Item#: 9SIC6E1M4K9378