Hardware Spec Index

Nexora GX-6643 Prime 16GB GDDR6 Graphics Card

Graphics Cards · Nexora · SKU GX6643-PRIME · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index26,270 (Graphics Cards scale)
Category rank#34,026
Street price$719
Power260 W (TGP)
Performance per dollar36.54
Released2023

Specifications

BrandNexora
ModelNexora GX-6643 Prime
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed16 Gbps
Memory bandwidth512 GB/s
Shader units10,240
Boost clock1,989 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)260 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 272 mm

Related guides

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

Similar Graphics Cards

ModelBenchmarkPriceCompare
Zephyra GX-3405 SE 16GB GDDR6 Graphics Card29,893$989Compare
Kyndral GX-4812 Ultra 24GB GDDR6 Graphics Card41,846$1,999Compare
Zephyra GX-5982 Prime 8GB GDDR6 Graphics Card9,206$119Compare
Veltrix GX-3548 Core 12GB GDDR6 Graphics Card26,257$809Compare
Kyndral GX-5292 Ti 16GB GDDR7 Graphics Card22,679$619Compare
Orbita GX-9715 Ultra 8GB GDDR6 Graphics Card10,800$119Compare

All Graphics Cards · JSON

Cite this page: Hardware Spec Index, “Nexora GX-6643 Prime 16GB GDDR6 Graphics Card”, https://vextor7.com/item/599079 (accessed 2026-10-19).