Hardware Spec Index

Zephyra GX-3949 Plus 16GB GDDR6X Graphics Card

Graphics Cards · Zephyra · SKU GX3949-PLUS · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index32,374 (Graphics Cards scale)
Category rank#32,180
Street price$1,109
Power315 W (TGP)
Performance per dollar29.19
Released2021

Specifications

BrandZephyra
ModelZephyra GX-3949 Plus
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed23 Gbps
Memory bandwidth736 GB/s
Shader units13,440
Boost clock1,930 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)315 W
Power connectors3× 8-pin PCIe
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 303 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
Veltrix GX-4186 Plus 16GB GDDR7 Graphics Card27,699$799Compare
Kyndral GX-4543 Ultra 8GB GDDR6 Graphics Card12,548$149Compare
Orbita GX-4443 Plus 16GB GDDR7 Graphics Card31,830$1,349Compare
Teralux GX-8434 Pro 16GB GDDR6 Graphics Card32,974$1,209Compare
Kyndral GX-4740 Prime 32GB GDDR7 Graphics Card38,525$1,949Compare
Teralux GX-1728 Ti 12GB GDDR6X Graphics Card26,417$979Compare

All Graphics Cards · JSON

Cite this page: Hardware Spec Index, “Zephyra GX-3949 Plus 16GB GDDR6X Graphics Card”, https://vextor7.com/item/451687 (accessed 2026-10-19).