Hardware Spec Index

Zephyra GX-1621 Ultra 16GB GDDR6X Graphics Card

Graphics Cards · Zephyra · SKU GX1621-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index38,583 (Graphics Cards scale)
Category rank#23,629
Street price$1,689
Power385 W (TGP)
Performance per dollar22.84
Released2024

Specifications

BrandZephyra
ModelZephyra GX-1621 Ultra
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed19 Gbps
Memory bandwidth608 GB/s
Shader units16,896
Boost clock2,139 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)385 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 313 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

Similar Graphics Cards

ModelBenchmarkPriceCompare
Teralux GX-7559 Core 24GB GDDR6X Graphics Card41,016$1,799Compare
Orbita GX-8851 Prime 24GB GDDR6X Graphics Card31,203$1,209Compare
Kyndral GX-9213 Core 12GB GDDR6 Graphics Card23,905$609Compare
Zephyra GX-4021 Plus 8GB GDDR6 Graphics Card17,978$399Compare
Zephyra GX-7940 Edge 16GB GDDR7 Graphics Card32,299$1,469Compare
Zephyra GX-7812 Ti 8GB GDDR6 Graphics Card21,728$539Compare

All Graphics Cards · JSON

Cite this page: Hardware Spec Index, “Zephyra GX-1621 Ultra 16GB GDDR6X Graphics Card”, https://vextor7.com/item/3568030 (accessed 2026-10-19).