Hardware Spec Index

Zephyra GX-1258 Prime 12GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX1258-PRIME · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index13,846 (Graphics Cards scale)
Category rank#20,569
Street price$199
Power180 W (TGP)
Performance per dollar69.58
Released2026

Specifications

BrandZephyra
ModelZephyra GX-1258 Prime
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed18 Gbps
Memory bandwidth432 GB/s
Shader units4,352
Boost clock2,482 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)180 W
Power connectors2× 8-pin PCIe
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size2.5-slot, 219 mm

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Cite this page: Hardware Spec Index, “Zephyra GX-1258 Prime 12GB GDDR6 Graphics Card”, https://vextor7.com/item/702215 (accessed 2026-10-24).