Hardware Spec Index

Orbita GX-4503 Ultra 16GB GDDR7 Graphics Card

Graphics Cards · Orbita · SKU GX4503-ULTRA · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index29,286 (Graphics Cards scale)
Category rank#27,470
Street price$989
Power385 W (TGP)
Performance per dollar29.61
Released2026

Specifications

BrandOrbita
ModelOrbita GX-4503 Ultra
Video memory16 GB GDDR7
Memory bus256-bit
Memory speed28 Gbps
Memory bandwidth896 GB/s
Shader units12,800
Boost clock2,815 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, 287 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedGDDR7 Memory ExplainedPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0Choosing a GPU for 1440p Gaming

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Cite this page: Hardware Spec Index, “Orbita GX-4503 Ultra 16GB GDDR7 Graphics Card”, https://vextor7.com/item/10086705 (accessed 2026-10-23).