Hardware Spec Index

Zephyra GX-1255 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX1255-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index14,426 (Graphics Cards scale)
Category rank#49,234
Street price$229
Power150 W (TGP)
Performance per dollar63.00
Released2019

Specifications

BrandZephyra
ModelZephyra GX-1255 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed16 Gbps
Memory bandwidth256 GB/s
Shader units4,480
Boost clock1,959 MHz
Bus interfacePCIe 3.0 x8
Total graphics power (TGP)150 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, 215 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-1255 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/93484106 (accessed 2026-10-22).