Hardware Spec Index

Zephyra GX-2421 Pro 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX2421-PRO · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index29,495 (Graphics Cards scale)
Category rank#17,128
Street price$1,129
Power300 W (TGP)
Performance per dollar26.12
Released2023

Specifications

BrandZephyra
ModelZephyra GX-2421 Pro
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed20 Gbps
Memory bandwidth640 GB/s
Shader units12,544
Boost clock1,918 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)300 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 289 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-2421 Pro 16GB GDDR6 Graphics Card”, https://vextor7.com/item/8106423 (accessed 2026-10-22).