Hardware Spec Index

Zephyra GX-9421 Prime 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX9421-PRIME · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index13,349 (Graphics Cards scale)
Category rank#31,452
Street price$219
Power145 W (TGP)
Performance per dollar60.95
Released2019

Specifications

BrandZephyra
ModelZephyra GX-9421 Prime
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed14 Gbps
Memory bandwidth224 GB/s
Shader units4,352
Boost clock2,294 MHz
Bus interfacePCIe 3.0 x8
Total graphics power (TGP)145 W
Power connectors1× 8-pin PCIe
Recommended PSU550 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size2-slot, 222 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-9421 Prime 8GB GDDR6 Graphics Card”, https://vextor7.com/item/700924 (accessed 2026-10-26).