Hardware Spec Index

Tessarix WA-7978 Prime Wi-Fi 7 PCIe Card (5,764 Mbps)

Wi-Fi Adapters · Tessarix · SKU WA7978-PRIME · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index2,192 (Wi-Fi Adapters scale)
Category rank#17,640
Street price$49
Power5 W
Performance per dollar44.73
Released2024

Specifications

BrandTessarix
ModelTessarix WA-7978 Prime
Wi-Fi standardWi-Fi 7 (IEEE 802.11be)
Form factorPCIe x1 add-in card
Max PHY rate5,764 Mbps (6 GHz, 320 MHz, 2×2)
Bands2.4 / 5 / 6 GHz
Max channel width320 MHz
Modulation4096-QAM
MLOSupported (STR)
BluetoothBluetooth 5.4
Antennas2× external, magnetic base
OS supportWindows 11, Linux (kernel 6.x)

Related guides

Wi-Fi 7 (802.11be) ExplainedWi-Fi 6 vs Wi-Fi 6E vs Wi-Fi 7 ComparedWi-Fi 6E Explained

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Cite this page: Hardware Spec Index, “Tessarix WA-7978 Prime Wi-Fi 7 PCIe Card (5,764 Mbps)”, https://vextor7.com/item/91367470 (accessed 2026-10-23).