Hardware Spec Index

Zephyra GX-3681 Prime 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX3681-PRIME · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index22,598 (Graphics Cards scale)
Category rank#47,034
Street price$639
Power245 W (TGP)
Performance per dollar35.36
Released2021

Specifications

BrandZephyra
ModelZephyra GX-3681 Prime
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed18 Gbps
Memory bandwidth576 GB/s
Shader units9,728
Boost clock2,408 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)245 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 261 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-3681 Prime 16GB GDDR6 Graphics Card”, https://vextor7.com/item/7617013 (accessed 2026-10-24).