Hardware Spec Index

Zephyra GX-1256 Prime 16GB GDDR6X Graphics Card

Graphics Cards · Zephyra · SKU GX1256-PRIME · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index27,959 (Graphics Cards scale)
Category rank#39,523
Street price$999
Power305 W (TGP)
Performance per dollar27.99
Released2023

Specifications

BrandZephyra
ModelZephyra GX-1256 Prime
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed21 Gbps
Memory bandwidth672 GB/s
Shader units12,672
Boost clock1,778 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)305 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingFSR 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 297 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-1256 Prime 16GB GDDR6X Graphics Card”, https://vextor7.com/item/8047235 (accessed 2026-10-24).