ASUS Socket AM3/AMD 890FX/CrossFireX/SATA 3.0 and USB 3.0/A and GbE/ATX Motherboard Crosshair IV Formula

Name: ASUS Socket AM3/AMD 890FX/CrossFireX/SATA 3.0 and USB 3.0/A and GbE/ATX Motherboard Crosshair IV Formula
Brand: Unbranded
SKU: B003G40Z66

Status: ASUS Socket AM3/AMD 890FX/CrossFireX/SATA 3.0…: Unavailable on Amazon as of 2026-10-04 16:18 UTC. SpecPicks has no in-stock listing with matching specs on file; the search below lists current offers. eBay sellers may still list this model new or used.

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Bottom line: The ASUS Socket AM3/AMD 890FX/CrossFireX/SATA 3.0 and USB 3.0/A and is a specs-and-price decision rather than a crowd-consensus one in the motherboards category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

Unavailable on Amazon as of 2026-10-04 16:18 UTC

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-04

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. About the author →

Pros & Cons

Pros

✓ Power Connector: 1x 24pin Main Power; 1x 8pin CPU Power

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

Asus Crosshair IV Formula Socket AM3/ AMD 890FX/ CrossFireX/ SATA3.0&USB3.0/ A&GbE/ ATX Motherboard

SpecPicks Verdict

SpecPicks scored ASUS Socket AM3/AMD 890FX/CrossFireX/SATA 3.0 and USB 3.0/A and… using a rating × review-volume × price-fit model applied to published specs and reviews across the motherboards category. Compare with similarly-priced alternatives in the motherboards category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for motherboards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

CPU: Socket AM3 Support AMD Phenom II/Athlon II/ Sempron 100 Series Processors, Support AMD 140W CPU; Support 45nm CPU; FSB Upto 5200 MT/s Chipset: AMD 890FX & SB850
Memory: 4x 240pin DDR3-2000(O.C.)/1800(O.C.)/1600(O.C.)/1333/1066 DIMMs, Dual Channel, ECC/Non-ECC, Un-buffered Memory, Upto 16GB Slots: 3x PCI-Express 2.0 x16 Slots(Support ATI CrossFireX Technology); 1x PCI-Express 2.0 x4 Slot; 2x PCI 2.2 Slot
SATA: 6x SATA3 Ports, Support RAID 0, 1, 5, 10; 1x SATA2 Port; 1x eSATA2 Port Audio: SupremeFX X-Fi 8-Channel High Definition Audio CODEC
Ports: 12x USB 2.0 Ports (7 rear, 5 by headers); 2x USB 3.0 Ports; 2x IEEE 1394a Ports(1 rear, 1 by header); 1x PS/2 Ports; 1x eSATA Port; 1x Optical S/PDIF Out Port; 1x RJ45 LAN Port; Audio I/O Jacks
Power Connector: 1x 24pin Main Power; 1x 8pin CPU Power

Full Specifications

SATA	6x SATA3 Ports, Support RAID 0, 1, 5, 10; 1x SATA2 Port; 1x eSATA2 Port Audio: SupremeFX X-Fi 8-Channel High Definition Audio CODEC
Brand	ASUS
USB 2.0	7
Platform	Not Machine Specific
CPU Model	Athlon
CPU Socket	Socket AM3
Chipset Type	AMD 890FX
Connectivity	USB
Model Number	CROSSHAIR IV FORMULA
Mfr Part Number	CROSSHAIR IV FORMULA
Number of Items	1
Power Connector	1x 24pin Main Power; 1x 8pin CPU Power
Total Usb Ports	2
Processor Socket	Socket AM3
Total SATA Ports	8
Compatible Devices	Personal Computer
Memory Clock Speed	5200 MHz
Compatible Processors	AMD Athlon, AMD Sempron
RAM Memory Technology	DDR3 1066;DDR3 1333;DDR3 1600;DDR3 1800;DDR3 2000
S/PDIF Connector Type	Optical

Ready to buy?

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