Hardware Spec Index

Zephyra GX-7991 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX7991-ULTRA · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index11,506 (Graphics Cards scale)
Category rank#35,468
Street price$149
Power160 W (TGP)
Performance per dollar77.22
Released2025

Specifications

BrandZephyra
ModelZephyra GX-7991 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed18 Gbps
Memory bandwidth288 GB/s
Shader units3,456
Boost clock2,313 MHz
Bus interfacePCIe 5.0 x8
Total graphics power (TGP)160 W
Power connectors2× 8-pin PCIe
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingDLSS 4 (frame generation)
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size2-slot, 210 mm

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Cite this page: Hardware Spec Index, “Zephyra GX-7991 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/77798782 (accessed 2026-10-26).