Hardware Spec Index

Zephyra GX-1553 Ultra 24GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX1553-ULTRA · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index40,823 (Graphics Cards scale)
Category rank#38,954
Street price$2,009
Power425 W (TGP)
Performance per dollar20.32
Released2019

Specifications

BrandZephyra
ModelZephyra GX-1553 Ultra
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed20 Gbps
Memory bandwidth960 GB/s
Shader units19,328
Boost clock2,170 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)425 W
Power connectors3× 8-pin PCIe
Recommended PSU850 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size3.5-slot, 349 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-1553 Ultra 24GB GDDR6 Graphics Card”, https://vextor7.com/item/36035975 (accessed 2026-10-26).