Hardware Spec Index

Zephyra GX-1638 Pro 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX1638-PRO · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index17,956 (Graphics Cards scale)
Category rank#37,082
Street price$429
Power195 W (TGP)
Performance per dollar41.86
Released2019

Specifications

BrandZephyra
ModelZephyra GX-1638 Pro
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed16 Gbps
Memory bandwidth256 GB/s
Shader units6,784
Boost clock2,187 MHz
Bus interfacePCIe 3.0 x8
Total graphics power (TGP)195 W
Power connectors2× 8-pin PCIe
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size2.5-slot, 244 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-1638 Pro 8GB GDDR6 Graphics Card”, https://vextor7.com/item/7023924 (accessed 2026-10-21).