ASRock X299 Steel Legend Review & Specs

ASRock Steel Legend LGA 2066 Intel X299 SATA 6Gb/s ATX

ASRock Steel Legend LGA 2066 Intel X299 SATA 6Gb/s ATX

- ASRock

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Intel X299
Supports Intel Core X-Series Processor Family For The LGA 2066 Socket (Cascade Lake-X, Skylake X Refresh And Skylake X)
Supports DDR4 4200+(OC)/ 4000(OC)/ 3800(OC)/ 3733(OC)/ 3600(OC)/ 3200(OC)/ 2933(OC)/ 2800(OC)/ 2666/ 2400/ 2133 Non-ECC, Un-Buffered Memory


Specs Overview

Model
  • X299 Steel Legend
  • 90-MXBBJ0-A0UAYZ
Release Date January 2020

* First availability for purchase, it may not correspond to the actual market launch date.

Socket LGA2066
Form factor ATX
Chipset Intel X299
PCI-Express x16 Slots 4
PCI-Express x4 Slots 0
PCI-Express x1 Slots 1
SATA 6 Gbps Ports 8
SATA Express Ports 0
M.2 Ports 3
RAM Slots 8
Maximum Supported RAM 256GB
Onboard USB 2.0 2
Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 1
Supported Memory DDR4:
2133Mhz 2400Mhz 2666Mhz 2800Mhz 2933Mhz 3200Mhz 3600Mhz 3733Mhz 3800Mhz 4000Mhz
* High clock speeds may require enabling the XMP profile in the motherboard BIOS
** RAM support may also depend on the CPU memory controller
ECC RAM Support
Audio Chipset Realtek ALC1220
Audio Channels 7.1 Channels
LAN Chipset Intel I219-V
Max LAN Speed Dual 10/100/1000Mbps
SLI Support
CrossFire Support
RAID Support
Back I/O Ports
  • 1 x PS/2 Mouse/Keyboard Port
  • 1 x Optical SPDIF Out Port
  • 4 x USB 2.0 Ports (Supports ESD Protection)
  • 1 x USB 3.2 Gen2x2 Type-C Port (20Gb/s) (ASMedia ASM3242) (Supports ESD Protection)
  • 3 x USB 3.2 Gen1 Ports (Supports ESD Protection)
  • 2 x RJ-45 LAN Ports with LED (ACT/LINK LED and SPEED LED)
  • 1 x Clear CMOS Button
  • HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)
Wireless LAN


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