Hardware Spec Index

Zephyra GX-3989 XT 24GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX3989-XT · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index37,787 (Graphics Cards scale)
Category rank#5,565
Street price$2,059
Power395 W (TGP)
Performance per dollar18.35
Released2022

Specifications

BrandZephyra
ModelZephyra GX-3989 XT
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed18 Gbps
Memory bandwidth864 GB/s
Shader units17,664
Boost clock2,462 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)395 W
Power connectors3× 8-pin PCIe
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 2
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 319 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedChoosing a GPU for 1440p GamingChoosing a GPU for 4K GamingGDDR7 Memory ExplainedPCIe 5.0 Explained

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Cite this page: Hardware Spec Index, “Zephyra GX-3989 XT 24GB GDDR6 Graphics Card”, https://vextor7.com/item/21759283 (accessed 2026-10-25).