Hardware Spec Index

Zephyra GX-1643 Pro 24GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX1643-PRO · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index40,591 (Graphics Cards scale)
Category rank#21,913
Street price$2,379
Power420 W (TGP)
Performance per dollar17.06
Released2020

Specifications

BrandZephyra
ModelZephyra GX-1643 Pro
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed18 Gbps
Memory bandwidth864 GB/s
Shader units18,944
Boost clock2,236 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)420 W
Power connectors3× 8-pin PCIe
Recommended PSU850 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported
Card size3.5-slot, 343 mm

Related guides

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

Similar Graphics Cards

ModelBenchmarkPriceCompare
Zephyra GX-6805 SE 24GB GDDR7 Graphics Card35,240$1,499Compare
Zephyra GX-1657 Edge 24GB GDDR6X Graphics Card39,683$1,829Compare
Teralux GX-1033 Core 12GB GDDR6 Graphics Card17,287$319Compare
Kyndral GX-6385 XT 12GB GDDR6 Graphics Card20,433$499Compare
Teralux GX-9490 Ultra 12GB GDDR7 Graphics Card23,313$709Compare
Orbita GX-8294 Prime 16GB GDDR6 Graphics Card32,793$1,289Compare

All Graphics Cards · JSON

Cite this page: Hardware Spec Index, “Zephyra GX-1643 Pro 24GB GDDR6 Graphics Card”, https://vextor7.com/item/3380191 (accessed 2026-10-23).