Hardware Spec Index

Zephyra GX-8643 Prime 24GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX8643-PRIME · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index39,463 (Graphics Cards scale)
Category rank#31,530
Street price$2,059
Power400 W (TGP)
Performance per dollar19.17
Released2022

Specifications

BrandZephyra
ModelZephyra GX-8643 Prime
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed18 Gbps
Memory bandwidth864 GB/s
Shader units17,920
Boost clock2,452 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)400 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, 323 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-8643 Prime 24GB GDDR6 Graphics Card”, https://vextor7.com/item/5742976 (accessed 2026-10-25).