Hardware Spec Index

Zephyra GX-8399 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX8399-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index9,381 (Graphics Cards scale)
Category rank#32,981
Street price$109
Power125 W (TGP)
Performance per dollar86.06
Released2025

Specifications

BrandZephyra
ModelZephyra GX-8399 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed18 Gbps
Memory bandwidth288 GB/s
Shader units2,304
Boost clock2,590 MHz
Bus interfacePCIe 5.0 x8
Total graphics power (TGP)125 W
Power connectors1× 8-pin PCIe
Recommended PSU550 W
Ray tracingHardware-accelerated
UpscalingDLSS 4 (frame generation)
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size2-slot, 201 mm

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Cite this page: Hardware Spec Index, “Zephyra GX-8399 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/4007057 (accessed 2026-10-23).