Hardware Spec Index

Zephyra GX-4421 Prime 12GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX4421-PRIME · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index29,779 (Graphics Cards scale)
Category rank#46,793
Street price$929
Power295 W (TGP)
Performance per dollar32.05
Released2020

Specifications

BrandZephyra
ModelZephyra GX-4421 Prime
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed18 Gbps
Memory bandwidth432 GB/s
Shader units12,288
Boost clock2,488 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)295 W
Power connectors3× 8-pin PCIe
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported
Card size3-slot, 281 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-4421 Prime 12GB GDDR6 Graphics Card”, https://vextor7.com/item/294989 (accessed 2026-10-22).