Hardware Spec Index

Zephyra GX-1257 Core 24GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX1257-CORE · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index44,153 (Graphics Cards scale)
Category rank#48,016
Street price$2,499
Power450 W (TGP)
Performance per dollar17.67
Released2019

Specifications

BrandZephyra
ModelZephyra GX-1257 Core
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed14 Gbps
Memory bandwidth672 GB/s
Shader units20,480
Boost clock2,394 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)450 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, 357 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-1257 Core 24GB GDDR6 Graphics Card”, https://vextor7.com/item/93526701 (accessed 2026-10-26).