Hardware Spec Index

Zephyra GX-8555 Prime 12GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX8555-PRIME · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index29,088 (Graphics Cards scale)
Category rank#27,451
Street price$969
Power280 W (TGP)
Performance per dollar30.02
Released2021

Specifications

BrandZephyra
ModelZephyra GX-8555 Prime
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed20 Gbps
Memory bandwidth480 GB/s
Shader units11,520
Boost clock2,000 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)280 W
Power connectors3× 8-pin PCIe
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 287 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-8555 Prime 12GB GDDR6 Graphics Card”, https://vextor7.com/item/696447 (accessed 2026-10-20).