Hardware Spec Index

Zephyra GX-1664 XT 8GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX1664-XT · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index16,699 (Graphics Cards scale)
Category rank#42,502
Street price$319
Power210 W (TGP)
Performance per dollar52.35
Released2025

Specifications

BrandZephyra
ModelZephyra GX-1664 XT
Video memory8 GB GDDR7
Memory bus128-bit
Memory speed30 Gbps
Memory bandwidth480 GB/s
Shader units5,632
Boost clock2,610 MHz
Bus interfacePCIe 5.0 x8
Total graphics power (TGP)210 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size2.5-slot, 235 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-1664 XT 8GB GDDR7 Graphics Card”, https://vextor7.com/item/5950562 (accessed 2026-10-21).