Hardware Spec Index

Zephyra GX-6438 XT 24GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX6438-XT · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index33,776 (Graphics Cards scale)
Category rank#49,044
Street price$1,349
Power420 W (TGP)
Performance per dollar25.04
Released2025

Specifications

BrandZephyra
ModelZephyra GX-6438 XT
Video memory24 GB GDDR7
Memory bus384-bit
Memory speed30 Gbps
Memory bandwidth1,440 GB/s
Shader units14,336
Boost clock2,545 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)420 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU850 W
Ray tracingHardware-accelerated
UpscalingFSR 4, FSR 3.1
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3.5-slot, 307 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-6438 XT 24GB GDDR7 Graphics Card”, https://vextor7.com/item/7007965 (accessed 2026-10-20).