Hardware Spec Index

Zephyra GX-6663 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX6663-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index14,434 (Graphics Cards scale)
Category rank#42,017
Street price$239
Power195 W (TGP)
Performance per dollar60.39
Released2025

Specifications

BrandZephyra
ModelZephyra GX-6663 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed14 Gbps
Memory bandwidth224 GB/s
Shader units4,864
Boost clock2,762 MHz
Bus interfacePCIe 5.0 x8
Total graphics power (TGP)195 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingDLSS 4 (frame generation)
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size2.5-slot, 225 mm

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Cite this page: Hardware Spec Index, “Zephyra GX-6663 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/51450947 (accessed 2026-10-20).