Hardware Spec Index

Zephyra GX-3403 Ultra 16GB GDDR6X Graphics Card

Graphics Cards · Zephyra · SKU GX3403-ULTRA · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index31,645 (Graphics Cards scale)
Category rank#46,806
Street price$1,269
Power330 W (TGP)
Performance per dollar24.94
Released2021

Specifications

BrandZephyra
ModelZephyra GX-3403 Ultra
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed22.4 Gbps
Memory bandwidth717 GB/s
Shader units14,208
Boost clock2,356 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)330 W
Power connectors3× 8-pin PCIe
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 294 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-3403 Ultra 16GB GDDR6X Graphics Card”, https://vextor7.com/item/79488541 (accessed 2026-10-22).