Hardware Spec Index

Zephyra GX-3668 Ultra 24GB GDDR6X Graphics Card

Graphics Cards · Zephyra · SKU GX3668-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index38,476 (Graphics Cards scale)
Category rank#34,779
Street price$1,809
Power385 W (TGP)
Performance per dollar21.27
Released2023

Specifications

BrandZephyra
ModelZephyra GX-3668 Ultra
Video memory24 GB GDDR6X
Memory bus384-bit
Memory speed21 Gbps
Memory bandwidth1,008 GB/s
Shader units17,152
Boost clock2,366 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)385 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 323 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-3668 Ultra 24GB GDDR6X Graphics Card”, https://vextor7.com/item/19929454 (accessed 2026-10-21).