Hardware Spec Index

Zephyra GX-3778 Prime 12GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX3778-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index29,998 (Graphics Cards scale)
Category rank#49,383
Street price$1,109
Power290 W (TGP)
Performance per dollar27.05
Released2021

Specifications

BrandZephyra
ModelZephyra GX-3778 Prime
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed18 Gbps
Memory bandwidth432 GB/s
Shader units12,032
Boost clock1,837 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)290 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 size3-slot, 280 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-3778 Prime 12GB GDDR6 Graphics Card”, https://vextor7.com/item/1380932 (accessed 2026-10-22).