Hardware Spec Index

Zephyra GX-1254 Ultra 12GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX1254-ULTRA · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index20,867 (Graphics Cards scale)
Category rank#44,546
Street price$569
Power220 W (TGP)
Performance per dollar36.67
Released2019

Specifications

BrandZephyra
ModelZephyra GX-1254 Ultra
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed16 Gbps
Memory bandwidth384 GB/s
Shader units8,192
Boost clock2,260 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)220 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, 251 mm

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Cite this page: Hardware Spec Index, “Zephyra GX-1254 Ultra 12GB GDDR6 Graphics Card”, https://vextor7.com/item/7475634 (accessed 2026-10-25).