Hardware Spec Index

Zephyra GX-1556 Prime 12GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX1556-PRIME · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index18,541 (Graphics Cards scale)
Category rank#9,852
Street price$439
Power255 W (TGP)
Performance per dollar42.23
Released2026

Specifications

BrandZephyra
ModelZephyra GX-1556 Prime
Video memory12 GB GDDR7
Memory bus192-bit
Memory speed28 Gbps
Memory bandwidth672 GB/s
Shader units7,424
Boost clock2,722 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)255 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size2.5-slot, 244 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-1556 Prime 12GB GDDR7 Graphics Card”, https://vextor7.com/item/6952166 (accessed 2026-10-19).