Hardware Spec Index

Zephyra GX-3390 Ultra 32GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX3390-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index43,239 (Graphics Cards scale)
Category rank#49,018
Street price$1,979
Power535 W (TGP)
Performance per dollar21.85
Released2026

Specifications

BrandZephyra
ModelZephyra GX-3390 Ultra
Video memory32 GB GDDR7
Memory bus512-bit
Memory speed28 Gbps
Memory bandwidth1,792 GB/s
Shader units18,944
Boost clock2,314 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)535 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU950 W
Ray tracingHardware-accelerated
UpscalingFSR 4, FSR 3.1
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3.5-slot, 328 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedGDDR7 Memory ExplainedPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0Choosing a GPU for 4K Gaming

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Cite this page: Hardware Spec Index, “Zephyra GX-3390 Ultra 32GB GDDR7 Graphics Card”, https://vextor7.com/item/454856 (accessed 2026-10-22).