Hardware Spec Index

Zephyra GX-5558 XT 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX5558-XT · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index23,028 (Graphics Cards scale)
Category rank#36,840
Street price$669
Power240 W (TGP)
Performance per dollar34.42
Released2024

Specifications

BrandZephyra
ModelZephyra GX-5558 XT
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed20 Gbps
Memory bandwidth640 GB/s
Shader units9,472
Boost clock2,202 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)240 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 259 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-5558 XT 16GB GDDR6 Graphics Card”, https://vextor7.com/item/7633557 (accessed 2026-10-22).