Hardware Spec Index

Zephyra GX-8427 Ultra 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX8427-ULTRA · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index33,758 (Graphics Cards scale)
Category rank#23,904
Street price$1,549
Power350 W (TGP)
Performance per dollar21.79
Released2019

Specifications

BrandZephyra
ModelZephyra GX-8427 Ultra
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed18 Gbps
Memory bandwidth576 GB/s
Shader units15,104
Boost clock2,544 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)350 W
Power connectors3× 8-pin PCIe
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size3-slot, 303 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-8427 Ultra 16GB GDDR6 Graphics Card”, https://vextor7.com/item/14829692 (accessed 2026-10-26).