Hardware Spec Index

Zephyra GX-1255 Core 16GB GDDR6X Graphics Card

Graphics Cards · Zephyra · SKU GX1255-CORE · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index37,981 (Graphics Cards scale)
Category rank#14,889
Street price$1,639
Power375 W (TGP)
Performance per dollar23.17
Released2021

Specifications

BrandZephyra
ModelZephyra GX-1255 Core
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed23 Gbps
Memory bandwidth736 GB/s
Shader units16,512
Boost clock2,583 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)375 W
Power connectors3× 8-pin PCIe
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 318 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-1255 Core 16GB GDDR6X Graphics Card”, https://vextor7.com/item/52321329 (accessed 2026-10-26).