Hardware Spec Index

Zephyra GX-4663 XT 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX4663-XT · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index15,120 (Graphics Cards scale)
Category rank#47,554
Street price$229
Power190 W (TGP)
Performance per dollar66.03
Released2025

Specifications

BrandZephyra
ModelZephyra GX-4663 XT
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed18 Gbps
Memory bandwidth288 GB/s
Shader units4,864
Boost clock2,453 MHz
Bus interfacePCIe 5.0 x8
Total graphics power (TGP)190 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 size2.5-slot, 219 mm

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Cite this page: Hardware Spec Index, “Zephyra GX-4663 XT 8GB GDDR6 Graphics Card”, https://vextor7.com/item/83319658 (accessed 2026-10-21).