Hardware Spec Index

Zephyra GX-3971 Ultra 16GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX3971-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index36,442 (Graphics Cards scale)
Category rank#45,969
Street price$1,299
Power445 W (TGP)
Performance per dollar28.05
Released2025

Specifications

BrandZephyra
ModelZephyra GX-3971 Ultra
Video memory16 GB GDDR7
Memory bus256-bit
Memory speed32 Gbps
Memory bandwidth1,024 GB/s
Shader units15,232
Boost clock2,866 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)445 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU850 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3.5-slot, 310 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-3971 Ultra 16GB GDDR7 Graphics Card”, https://vextor7.com/item/20179977 (accessed 2026-10-20).