Hardware Spec Index

Zephyra GX-6477 XT 24GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX6477-XT · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index37,484 (Graphics Cards scale)
Category rank#2,836
Street price$1,469
Power365 W (TGP)
Performance per dollar25.52
Released2019

Specifications

BrandZephyra
ModelZephyra GX-6477 XT
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed18 Gbps
Memory bandwidth864 GB/s
Shader units16,000
Boost clock2,389 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)365 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, 312 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-6477 XT 24GB GDDR6 Graphics Card”, https://vextor7.com/item/3757813 (accessed 2026-10-26).