Hardware Spec Index

Zephyra GX-7638 XT 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX7638-XT · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index28,266 (Graphics Cards scale)
Category rank#41,299
Street price$1,019
Power295 W (TGP)
Performance per dollar27.74
Released2019

Specifications

BrandZephyra
ModelZephyra GX-7638 XT
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed14 Gbps
Memory bandwidth448 GB/s
Shader units12,288
Boost clock2,044 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)295 W
Power connectors3× 8-pin PCIe
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size3-slot, 288 mm

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Cite this page: Hardware Spec Index, “Zephyra GX-7638 XT 16GB GDDR6 Graphics Card”, https://vextor7.com/item/76354970 (accessed 2026-10-19).