Hardware Spec Index

Zephyra GX-3857 Ultra 12GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX3857-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index16,039 (Graphics Cards scale)
Category rank#15,307
Street price$269
Power170 W (TGP)
Performance per dollar59.62
Released2021

Specifications

BrandZephyra
ModelZephyra GX-3857 Ultra
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed16 Gbps
Memory bandwidth384 GB/s
Shader units5,632
Boost clock1,731 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)170 W
Power connectors2× 8-pin PCIe
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2-slot, 228 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-3857 Ultra 12GB GDDR6 Graphics Card”, https://vextor7.com/item/7978294 (accessed 2026-10-23).