Hardware Spec Index

Zephyra GX-1388 Ultra 32GB GDDR6X Graphics Card

Graphics Cards · Zephyra · SKU GX1388-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index44,800 (Graphics Cards scale)
Category rank#21,586
Street price$2,269
Power450 W (TGP)
Performance per dollar19.74
Released2021

Specifications

BrandZephyra
ModelZephyra GX-1388 Ultra
Video memory32 GB GDDR6X
Memory bus512-bit
Memory speed22.4 Gbps
Memory bandwidth1,434 GB/s
Shader units20,480
Boost clock2,033 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)450 W
Power connectors3× 8-pin PCIe
Recommended PSU850 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3.5-slot, 349 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-1388 Ultra 32GB GDDR6X Graphics Card”, https://vextor7.com/item/6264286 (accessed 2026-10-21).