Hardware Spec Index

Zephyra GX-6621 Max 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX6621-MAX · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index13,835 (Graphics Cards scale)
Category rank#20,087
Street price$179
Power145 W (TGP)
Performance per dollar77.29
Released2019

Specifications

BrandZephyra
ModelZephyra GX-6621 Max
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed16 Gbps
Memory bandwidth256 GB/s
Shader units4,096
Boost clock2,452 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, 221 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-6621 Max 8GB GDDR6 Graphics Card”, https://vextor7.com/item/767963 (accessed 2026-10-23).