Hardware Spec Index

Zephyra GX-4458 Ultra 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX4458-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index25,991 (Graphics Cards scale)
Category rank#12,595
Street price$789
Power265 W (TGP)
Performance per dollar32.94
Released2019

Specifications

BrandZephyra
ModelZephyra GX-4458 Ultra
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed20 Gbps
Memory bandwidth640 GB/s
Shader units10,496
Boost clock2,551 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)265 W
Power connectors3× 8-pin PCIe
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size3-slot, 275 mm

Related guides

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

Similar Graphics Cards

ModelBenchmarkPriceCompare
Kyndral GX-6620 Edge 16GB GDDR6 Graphics Card30,378$1,119Compare
Zephyra GX-6982 Max 32GB GDDR7 Graphics Card44,800$2,369Compare
Teralux GX-6726 SE 24GB GDDR6 Graphics Card39,687$2,239Compare
Kyndral GX-9357 Ultra 8GB GDDR6 Graphics Card13,320$169Compare
Veltrix GX-6020 Ti 16GB GDDR6 Graphics Card39,891$1,979Compare
Orbita GX-6238 Ti 16GB GDDR6 Graphics Card32,966$1,159Compare

All Graphics Cards · JSON

Cite this page: Hardware Spec Index, “Zephyra GX-4458 Ultra 16GB GDDR6 Graphics Card”, https://vextor7.com/item/3383158 (accessed 2026-10-22).