Hardware Spec Index

Zephyra GX-6377 Ultra 16GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX6377-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index19,194 (Graphics Cards scale)
Category rank#1,917
Street price$389
Power245 W (TGP)
Performance per dollar49.34
Released2026

Specifications

BrandZephyra
ModelZephyra GX-6377 Ultra
Video memory16 GB GDDR7
Memory bus256-bit
Memory speed30 Gbps
Memory bandwidth960 GB/s
Shader units6,912
Boost clock2,599 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)245 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, 244 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-6377 Ultra 16GB GDDR7 Graphics Card”, https://vextor7.com/item/19498271 (accessed 2026-10-22).