Hardware Spec Index

Zephyra GX-5577 Ultra 12GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX5577-ULTRA · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index25,661 (Graphics Cards scale)
Category rank#1,445
Street price$729
Power250 W (TGP)
Performance per dollar35.20
Released2019

Specifications

BrandZephyra
ModelZephyra GX-5577 Ultra
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed16 Gbps
Memory bandwidth384 GB/s
Shader units9,856
Boost clock2,155 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)250 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size2.5-slot, 263 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-5577 Ultra 12GB GDDR6 Graphics Card”, https://vextor7.com/item/4123559 (accessed 2026-10-21).