Hardware Spec Index

Zephyra GX-3648 Ultra 24GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX3648-ULTRA · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index41,944 (Graphics Cards scale)
Category rank#46,923
Street price$1,959
Power405 W (TGP)
Performance per dollar21.41
Released2024

Specifications

BrandZephyra
ModelZephyra GX-3648 Ultra
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed14 Gbps
Memory bandwidth672 GB/s
Shader units18,048
Boost clock1,778 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)405 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU850 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3.5-slot, 324 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-3648 Ultra 24GB GDDR6 Graphics Card”, https://vextor7.com/item/17895148 (accessed 2026-10-21).