Hardware Spec Index

Zephyra GX-9643 Ultra 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX9643-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index28,023 (Graphics Cards scale)
Category rank#20,567
Street price$1,009
Power290 W (TGP)
Performance per dollar27.77
Released2023

Specifications

BrandZephyra
ModelZephyra GX-9643 Ultra
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed16 Gbps
Memory bandwidth512 GB/s
Shader units12,032
Boost clock1,964 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)290 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 288 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-9643 Ultra 16GB GDDR6 Graphics Card”, https://vextor7.com/item/69024161 (accessed 2026-10-26).