Hardware Spec Index

Zephyra GX-8638 SE 16GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX8638-SE · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index26,423 (Graphics Cards scale)
Category rank#12,069
Street price$839
Power345 W (TGP)
Performance per dollar31.49
Released2026

Specifications

BrandZephyra
ModelZephyra GX-8638 SE
Video memory16 GB GDDR7
Memory bus256-bit
Memory speed32 Gbps
Memory bandwidth1,024 GB/s
Shader units11,008
Boost clock2,458 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)345 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3-slot, 269 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-8638 SE 16GB GDDR7 Graphics Card”, https://vextor7.com/item/20201717 (accessed 2026-10-21).