Hardware Spec Index

Orbita GX-8644 Pro 16GB GDDR6X Graphics Card

Graphics Cards · Orbita · SKU GX8644-PRO · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index34,440 (Graphics Cards scale)
Category rank#38,954
Street price$1,479
Power350 W (TGP)
Performance per dollar23.29
Released2022

Specifications

BrandOrbita
ModelOrbita GX-8644 Pro
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed23 Gbps
Memory bandwidth736 GB/s
Shader units15,104
Boost clock2,404 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)350 W
Power connectors3× 8-pin PCIe
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 317 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedChoosing a GPU for 1440p GamingChoosing a GPU for 4K GamingGDDR7 Memory ExplainedPCIe 5.0 Explained

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Cite this page: Hardware Spec Index, “Orbita GX-8644 Pro 16GB GDDR6X Graphics Card”, https://vextor7.com/item/83958677 (accessed 2026-10-26).