Hardware Spec Index

Zephyra GX-5603 Core 16GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX5603-CORE · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index31,640 (Graphics Cards scale)
Category rank#21,349
Street price$1,229
Power385 W (TGP)
Performance per dollar25.74
Released2025

Specifications

BrandZephyra
ModelZephyra GX-5603 Core
Video memory16 GB GDDR7
Memory bus256-bit
Memory speed28 Gbps
Memory bandwidth896 GB/s
Shader units12,800
Boost clock2,423 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)385 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 4, FSR 3.1
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3-slot, 294 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-5603 Core 16GB GDDR7 Graphics Card”, https://vextor7.com/item/87634286 (accessed 2026-10-24).