Hardware Spec Index

Zephyra GX-5399 XT 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX5399-XT · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index11,203 (Graphics Cards scale)
Category rank#29,785
Street price$159
Power130 W (TGP)
Performance per dollar70.46
Released2021

Specifications

BrandZephyra
ModelZephyra GX-5399 XT
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed14 Gbps
Memory bandwidth224 GB/s
Shader units3,328
Boost clock2,116 MHz
Bus interfacePCIe 4.0 x8
Total graphics power (TGP)130 W
Power connectors1× 8-pin PCIe
Recommended PSU550 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2-slot, 221 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-5399 XT 8GB GDDR6 Graphics Card”, https://vextor7.com/item/3072898 (accessed 2026-10-21).