Hardware Spec Index

Zephyra GX-1638 SE 16GB GDDR6X Graphics Card

Graphics Cards · Zephyra · SKU GX1638-SE · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index27,696 (Graphics Cards scale)
Category rank#21,134
Street price$929
Power290 W (TGP)
Performance per dollar29.81
Released2024

Specifications

BrandZephyra
ModelZephyra GX-1638 SE
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed23 Gbps
Memory bandwidth736 GB/s
Shader units12,032
Boost clock1,852 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)290 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 289 mm

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Cite this page: Hardware Spec Index, “Zephyra GX-1638 SE 16GB GDDR6X Graphics Card”, https://vextor7.com/item/360553 (accessed 2026-10-19).