Hardware Spec Index

Zephyra GX-6991 Ultra 24GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX6991-ULTRA · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index33,435 (Graphics Cards scale)
Category rank#3,162
Street price$1,659
Power355 W (TGP)
Performance per dollar20.15
Released2024

Specifications

BrandZephyra
ModelZephyra GX-6991 Ultra
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed16 Gbps
Memory bandwidth768 GB/s
Shader units15,360
Boost clock2,420 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)355 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 300 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-6991 Ultra 24GB GDDR6 Graphics Card”, https://vextor7.com/item/1407044 (accessed 2026-10-26).