Tech From Alex

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189 reviews & guides.

Computer motherboard with CPU cooler and an installed SSD showing NAND flash storage hardware
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TLC

TLC (Triple-Level Cell) is NAND flash that stores three bits per cell, the density sweet spot behind most consumer SATA and NVMe SSDs.

M.2 NVMe SSD installed on a computer motherboard next to the CPU socket
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NVMe

NVMe (Non-Volatile Memory Express) is the host protocol that lets SSDs use PCIe lanes with deep parallel queues instead of the older SATA/AHCI path.

Blue Ethernet LAN cable plugged into a green and black network router
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802.3bt

IEEE 802.3bt is the Power over Ethernet standard for PoE++ / 4PPoE, delivering Type 3 up to 60 W and Type 4 up to 90 W at the switch or injector over all four twisted pairs.

Black Ultra High Speed HDMI cable with Ethernet coiled on a bright yellow background
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HDMI ARC

HDMI ARC (Audio Return Channel) sends TV audio back to a soundbar or AV receiver over the same HDMI cable that can carry video the other way, so you need fewer optical cables.