Hardware Spec Index

Zephyra GX-3643 SE 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX3643-SE · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index15,659 (Graphics Cards scale)
Category rank#6,812
Street price$279
Power165 W (TGP)
Performance per dollar56.13
Released2019

Specifications

BrandZephyra
ModelZephyra GX-3643 SE
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed16 Gbps
Memory bandwidth256 GB/s
Shader units5,120
Boost clock2,098 MHz
Bus interfacePCIe 3.0 x8
Total graphics power (TGP)165 W
Power connectors2× 8-pin PCIe
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size2-slot, 227 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-3643 SE 8GB GDDR6 Graphics Card”, https://vextor7.com/item/71669342 (accessed 2026-10-25).