Hardware Spec Index

Orbita GX-6638 Prime 16GB GDDR6 Graphics Card

Graphics Cards · Orbita · SKU GX6638-PRIME · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index18,644 (Graphics Cards scale)
Category rank#24,444
Street price$439
Power195 W (TGP)
Performance per dollar42.47
Released2024

Specifications

BrandOrbita
ModelOrbita GX-6638 Prime
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed18 Gbps
Memory bandwidth576 GB/s
Shader units6,912
Boost clock2,252 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)195 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 236 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedGDDR7 Memory ExplainedChoosing a GPU for 1440p GamingChoosing a GPU for 4K GamingPCIe 5.0 Explained

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Cite this page: Hardware Spec Index, “Orbita GX-6638 Prime 16GB GDDR6 Graphics Card”, https://vextor7.com/item/95032414 (accessed 2026-10-24).