Hardware Spec Index

Zephyra GX-3994 XT 12GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX3994-XT · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index24,388 (Graphics Cards scale)
Category rank#9,571
Street price$669
Power245 W (TGP)
Performance per dollar36.45
Released2020

Specifications

BrandZephyra
ModelZephyra GX-3994 XT
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed16 Gbps
Memory bandwidth384 GB/s
Shader units9,600
Boost clock1,951 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)245 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported
Card size2.5-slot, 256 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-3994 XT 12GB GDDR6 Graphics Card”, https://vextor7.com/item/2898769 (accessed 2026-10-19).