Hardware Spec Index

Zephyra GX-6391 Pro 12GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX6391-PRO · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index21,490 (Graphics Cards scale)
Category rank#46,427
Street price$679
Power235 W (TGP)
Performance per dollar31.65
Released2024

Specifications

BrandZephyra
ModelZephyra GX-6391 Pro
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed18 Gbps
Memory bandwidth432 GB/s
Shader units9,088
Boost clock2,416 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)235 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 269 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-6391 Pro 12GB GDDR6 Graphics Card”, https://vextor7.com/item/697768 (accessed 2026-10-21).