Hardware Spec Index

Zephyra GX-6445 Ultra 16GB GDDR6X Graphics Card

Graphics Cards · Zephyra · SKU GX6445-ULTRA · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index30,176 (Graphics Cards scale)
Category rank#16,579
Street price$1,029
Power300 W (TGP)
Performance per dollar29.33
Released2023

Specifications

BrandZephyra
ModelZephyra GX-6445 Ultra
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed23 Gbps
Memory bandwidth736 GB/s
Shader units12,672
Boost clock1,971 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)300 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 295 mm

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Cite this page: Hardware Spec Index, “Zephyra GX-6445 Ultra 16GB GDDR6X Graphics Card”, https://vextor7.com/item/10047673 (accessed 2026-10-24).