Hardware Spec Index

Zephyra GX-5643 Plus 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX5643-PLUS · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index25,860 (Graphics Cards scale)
Category rank#13,942
Street price$819
Power260 W (TGP)
Performance per dollar31.58
Released2021

Specifications

BrandZephyra
ModelZephyra GX-5643 Plus
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed20 Gbps
Memory bandwidth640 GB/s
Shader units10,240
Boost clock1,732 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)260 W
Power connectors3× 8-pin PCIe
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 277 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-5643 Plus 16GB GDDR6 Graphics Card”, https://vextor7.com/item/604086 (accessed 2026-10-20).