Hardware Spec Index

Zephyra GX-2991 Prime 16GB GDDR6X Graphics Card

Graphics Cards · Zephyra · SKU GX2991-PRIME · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index31,350 (Graphics Cards scale)
Category rank#39,072
Street price$1,309
Power340 W (TGP)
Performance per dollar23.95
Released2024

Specifications

BrandZephyra
ModelZephyra GX-2991 Prime
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed19 Gbps
Memory bandwidth608 GB/s
Shader units14,464
Boost clock2,407 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)340 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, 306 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-2991 Prime 16GB GDDR6X Graphics Card”, https://vextor7.com/item/6856513 (accessed 2026-10-24).