Hardware Spec Index

Zephyra GX-6400 Ultra 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX6400-ULTRA · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index18,906 (Graphics Cards scale)
Category rank#34,986
Street price$459
Power205 W (TGP)
Performance per dollar41.19
Released2019

Specifications

BrandZephyra
ModelZephyra GX-6400 Ultra
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed20 Gbps
Memory bandwidth640 GB/s
Shader units7,552
Boost clock2,432 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)205 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size2.5-slot, 246 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

Similar Graphics Cards

ModelBenchmarkPriceCompare
Veltrix GX-4207 Plus 32GB GDDR6X Graphics Card39,505$1,939Compare
Veltrix GX-5445 Pro 32GB GDDR7 Graphics Card42,108$2,259Compare
Orbita GX-4335 Plus 32GB GDDR6 Graphics Card44,800$2,499Compare
Kyndral GX-9040 XT 12GB GDDR6 Graphics Card23,997$699Compare
Veltrix GX-2099 SE 24GB GDDR6X Graphics Card39,549$1,679Compare
Veltrix GX-1778 Prime 16GB GDDR6 Graphics Card29,681$1,119Compare

All Graphics Cards · JSON

Cite this page: Hardware Spec Index, “Zephyra GX-6400 Ultra 16GB GDDR6 Graphics Card”, https://vextor7.com/item/8333326 (accessed 2026-10-21).