Hardware Spec Index

Zephyra GX-3945 SE 12GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX3945-SE · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index19,859 (Graphics Cards scale)
Category rank#49,207
Street price$519
Power215 W (TGP)
Performance per dollar38.26
Released2019

Specifications

BrandZephyra
ModelZephyra GX-3945 SE
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed20 Gbps
Memory bandwidth480 GB/s
Shader units7,808
Boost clock2,544 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)215 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size2.5-slot, 258 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-3945 SE 12GB GDDR6 Graphics Card”, https://vextor7.com/item/3279387 (accessed 2026-10-22).