Hardware Spec Index

Zephyra GX-8639 Core 24GB GDDR6X Graphics Card

Graphics Cards · Zephyra · SKU GX8639-CORE · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index38,823 (Graphics Cards scale)
Category rank#32,215
Street price$1,699
Power375 W (TGP)
Performance per dollar22.85
Released2023

Specifications

BrandZephyra
ModelZephyra GX-8639 Core
Video memory24 GB GDDR6X
Memory bus384-bit
Memory speed23 Gbps
Memory bandwidth1,104 GB/s
Shader units16,640
Boost clock2,595 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)375 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingXeSS
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 318 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-8639 Core 24GB GDDR6X Graphics Card”, https://vextor7.com/item/3566426 (accessed 2026-10-23).