Hardware Spec Index

Zephyra GX-4399 Pro 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX4399-PRO · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index35,354 (Graphics Cards scale)
Category rank#16,073
Street price$1,849
Power370 W (TGP)
Performance per dollar19.12
Released2019

Specifications

BrandZephyra
ModelZephyra GX-4399 Pro
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed20 Gbps
Memory bandwidth640 GB/s
Shader units16,256
Boost clock2,039 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)370 W
Power connectors3× 8-pin PCIe
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size3-slot, 320 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-4399 Pro 16GB GDDR6 Graphics Card”, https://vextor7.com/item/7546997 (accessed 2026-10-23).