Hardware Spec Index

Orbita GX-4645 Ultra 16GB GDDR7 Graphics Card

Graphics Cards · Orbita · SKU GX4645-ULTRA · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index28,571 (Graphics Cards scale)
Category rank#760
Street price$969
Power380 W (TGP)
Performance per dollar29.49
Released2026

Specifications

BrandOrbita
ModelOrbita GX-4645 Ultra
Video memory16 GB GDDR7
Memory bus256-bit
Memory speed28 Gbps
Memory bandwidth896 GB/s
Shader units12,544
Boost clock2,629 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)380 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

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

Similar Graphics Cards

ModelBenchmarkPriceCompare
Zephyra GX-8352 Core 16GB GDDR7 Graphics Card24,266$689Compare
Zephyra GX-7496 Plus 16GB GDDR7 Graphics Card27,604$939Compare
Orbita GX-8246 Core 8GB GDDR6 Graphics Card10,959$159Compare
Nexora GX-9193 SE 8GB GDDR7 Graphics Card21,958$529Compare
Veltrix GX-1835 XT 16GB GDDR6X Graphics Card33,710$1,499Compare
Zephyra GX-9675 SE 24GB GDDR7 Graphics Card41,552$2,219Compare

All Graphics Cards · JSON

Cite this page: Hardware Spec Index, “Orbita GX-4645 Ultra 16GB GDDR7 Graphics Card”, https://vextor7.com/item/2280650 (accessed 2026-10-21).