Hardware Spec Index

Zephyra GX-5403 Prime 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX5403-PRIME · Released 2021 · Updated 2026-10-27

Key facts

Benchmark index14,655 (Graphics Cards scale)
Category rank#32,414
Street price$219
Power155 W (TGP)
Performance per dollar66.92
Released2021

Specifications

BrandZephyra
ModelZephyra GX-5403 Prime
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed18 Gbps
Memory bandwidth288 GB/s
Shader units4,608
Boost clock2,335 MHz
Bus interfacePCIe 4.0 x8
Total graphics power (TGP)155 W
Power connectors2× 8-pin PCIe
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2-slot, 226 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
Kyndral GX-8199 Core 16GB GDDR6 Graphics Card29,706$1,179Compare
Zephyra GX-1739 XT 12GB GDDR7 Graphics Card25,606$879Compare
Orbita GX-3842 Pro 8GB GDDR6 Graphics Card11,184$129Compare
Zephyra GX-8276 Ti 16GB GDDR6X Graphics Card29,946$1,019Compare
Teralux GX-2832 SE 8GB GDDR6 Graphics Card18,299$389Compare
Zephyra GX-7473 Core 8GB GDDR7 Graphics Card21,501$569Compare

All Graphics Cards · JSON

Cite this page: Hardware Spec Index, “Zephyra GX-5403 Prime 8GB GDDR6 Graphics Card”, https://vextor7.com/item/98095076 (accessed 2026-10-27).