Hardware Spec Index

Zephyra GX-3668 Pro 12GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX3668-PRO · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index15,785 (Graphics Cards scale)
Category rank#7,885
Street price$329
Power215 W (TGP)
Performance per dollar47.98
Released2025

Specifications

BrandZephyra
ModelZephyra GX-3668 Pro
Video memory12 GB GDDR7
Memory bus192-bit
Memory speed32 Gbps
Memory bandwidth768 GB/s
Shader units5,760
Boost clock2,608 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)215 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size2.5-slot, 242 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedGDDR7 Memory ExplainedPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0Choosing a GPU for 1440p Gaming

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Cite this page: Hardware Spec Index, “Zephyra GX-3668 Pro 12GB GDDR7 Graphics Card”, https://vextor7.com/item/5329033 (accessed 2026-10-24).