Hardware Spec Index

Zephyra GX-4891 Ultra 24GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX4891-ULTRA · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index32,013 (Graphics Cards scale)
Category rank#43,179
Street price$1,119
Power310 W (TGP)
Performance per dollar28.61
Released2024

Specifications

BrandZephyra
ModelZephyra GX-4891 Ultra
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed16 Gbps
Memory bandwidth768 GB/s
Shader units13,056
Boost clock2,351 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)310 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, 294 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-4891 Ultra 24GB GDDR6 Graphics Card”, https://vextor7.com/item/7137019 (accessed 2026-10-22).