Hardware Spec Index

Zephyra GX-6621 Pro 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX6621-PRO · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index25,431 (Graphics Cards scale)
Category rank#3,676
Street price$819
Power255 W (TGP)
Performance per dollar31.05
Released2022

Specifications

BrandZephyra
ModelZephyra GX-6621 Pro
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed20 Gbps
Memory bandwidth640 GB/s
Shader units10,112
Boost clock2,103 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)255 W
Power connectors3× 8-pin PCIe
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 2
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 265 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-6621 Pro 16GB GDDR6 Graphics Card”, https://vextor7.com/item/7976813 (accessed 2026-10-25).