PC build
The Best $900 Gaming PC Build - 1440p READY
This mid-range gaming system centers on a Ryzen 5 5600X and an RTX 3080 10GB, providing a strong foundation for 1080p and 1440p gaming. The ASRock B550M Pr
Component prices & shopping links
1 recent in-stock offers · 1 last seen prices. The subtotal excludes parts without a recorded price. Last seen prices remain visible until a newer observation replaces them. GST inclusion depends on the merchant; shipping is separate.
| Part | Component | AUD price & shopping |
|---|---|---|
| cpu | Ryzen 5 5600x | $244.00 Recently checkedOct 26, 2026, 12:36 AM UTCConfirm variant, stock, shipping and tax at checkout. |
| gpu | Asus RTX 3080 10GB | $1,049.00 Last seenOct 26, 2026, 12:36 AM UTCOut of stock at the last check.Confirm variant, stock, shipping and tax at checkout. |
| motherboard | ASRock Pro B550m Pro4 | Price not recorded yet. Check local retailers below.Confirm variant, stock, shipping and tax at checkout. |
| ram | Corsair Vengeance LPX 16GB DDR4 3200mhzConfiguration unspecified | Price not recorded yet. Check local retailers below.Confirm variant, stock, shipping and tax at checkout. |
| storage | PNY 1TB Gen 3 NVME SSD | Price not recorded yet. Check local retailers below.Confirm variant, stock, shipping and tax at checkout. |
| psu | PCCooler KN750 80+ Gold | Price not recorded yet. Check local retailers below.Confirm variant, stock, shipping and tax at checkout. |
| case | Lian Li Vector V100 | Price not recorded yet. Check local retailers below.Confirm variant, stock, shipping and tax at checkout. |
| cooler | IDCooling SE214 XT V2 | Price not recorded yet. Check local retailers below.Confirm variant, stock, shipping and tax at checkout. |
What this build is good for
This mid-range gaming system centers on a Ryzen 5 5600X and an RTX 3080 10GB, providing a strong foundation for 1080p and 1440p gaming. The ASRock B550M Pro4 motherboard is a cost-effective choice but necessitates a BIOS update for Ryzen 5000 series compatibility; crucially, as this model lacks a dedicated BIOS Flashback button, users may require an older compatible CPU to perform the update if the board ships with outdated firmware. Cooling is provided by the ID-Cooling SE-214-XT V2, a reliable step up from stock solutions. While the Lian Li Vector V100 chassis offers ample clearance for the GPU, the PCCooler KN750 power supply lacks the long-term, independent durability record associated with established premium brands. Overall, the build is well-balanced for its target use, provided the user verifies the motherboard's BIOS version and monitors power supply performance during initial stress tests.
- BIOS Flashback feature is missing, complicating firmware updates
- Long-term reliability of the PCCooler KN750 is anecdotal and unproven by long-standing independent testing
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Useful next steps
Verify BIOS version
The ASRock B550M Pro4 may require a firmware update for Ryzen 5000 support, and the lack of a Flashback button makes this difficult without an older CPU.
Enable XMP/DOCP
Corsair Vengeance RAM defaults to a lower base speed; enabling the profile in the BIOS is necessary to achieve the rated 3200MHz performance.
Monitor PSU performance
The PCCooler KN750 lacks the extensive, multi-year validation record of market-leading brands; keep an eye on system stability.