Hardware Spec Index

Zephyra GX-6477 Ultra 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX6477-ULTRA · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index22,723 (Graphics Cards scale)
Category rank#29,393
Street price$549
Power230 W (TGP)
Performance per dollar41.39
Released2022

Specifications

BrandZephyra
ModelZephyra GX-6477 Ultra
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed14 Gbps
Memory bandwidth448 GB/s
Shader units8,832
Boost clock2,588 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)230 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 254 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-6477 Ultra 16GB GDDR6 Graphics Card”, https://vextor7.com/item/2044263 (accessed 2026-10-23).