Hardware Spec Index

Zephyra GX-4945 Ultra 24GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX4945-ULTRA · Released 2025 · Updated 2026-10-18

Key facts

Benchmark index42,625 (Graphics Cards scale)
Category rank#39,280
Street price$2,249
Power535 W (TGP)
Performance per dollar18.95
Released2025

Specifications

BrandZephyra
ModelZephyra GX-4945 Ultra
Video memory24 GB GDDR7
Memory bus384-bit
Memory speed32 Gbps
Memory bandwidth1,536 GB/s
Shader units18,944
Boost clock2,563 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)535 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU950 W
Ray tracingHardware-accelerated
UpscalingFSR 4, FSR 3.1
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3.5-slot, 337 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-4945 Ultra 24GB GDDR7 Graphics Card”, https://vextor7.com/item/8560501 (accessed 2026-10-18).