Hardware Spec Index

Zephyra GX-4423 Prime 16GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX4423-PRIME · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index30,571 (Graphics Cards scale)
Category rank#44,821
Street price$979
Power375 W (TGP)
Performance per dollar31.23
Released2025

Specifications

BrandZephyra
ModelZephyra GX-4423 Prime
Video memory16 GB GDDR7
Memory bus256-bit
Memory speed30 Gbps
Memory bandwidth960 GB/s
Shader units12,416
Boost clock2,515 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)375 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 4, FSR 3.1
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3-slot, 282 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-4423 Prime 16GB GDDR7 Graphics Card”, https://vextor7.com/item/21917854 (accessed 2026-10-25).