Hardware Spec Index

Zephyra GX-5664 Ultra 12GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX5664-ULTRA · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index24,520 (Graphics Cards scale)
Category rank#39,018
Street price$749
Power315 W (TGP)
Performance per dollar32.74
Released2026

Specifications

BrandZephyra
ModelZephyra GX-5664 Ultra
Video memory12 GB GDDR7
Memory bus192-bit
Memory speed30 Gbps
Memory bandwidth720 GB/s
Shader units9,984
Boost clock2,637 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)315 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3-slot, 260 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-5664 Ultra 12GB GDDR7 Graphics Card”, https://vextor7.com/item/21879338 (accessed 2026-10-25).