Hardware Spec Index

Zephyra GX-3647 Ultra 16GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX3647-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index37,655 (Graphics Cards scale)
Category rank#14,541
Street price$1,849
Power490 W (TGP)
Performance per dollar20.37
Released2025

Specifications

BrandZephyra
ModelZephyra GX-3647 Ultra
Video memory16 GB GDDR7
Memory bus256-bit
Memory speed28 Gbps
Memory bandwidth896 GB/s
Shader units17,024
Boost clock2,366 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)490 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU900 W
Ray tracingHardware-accelerated
UpscalingFSR 4, FSR 3.1
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3.5-slot, 320 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-3647 Ultra 16GB GDDR7 Graphics Card”, https://vextor7.com/item/43664955 (accessed 2026-10-20).