Hardware Spec Index

Zephyra GX-4738 Ultra 12GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX4738-ULTRA · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index20,828 (Graphics Cards scale)
Category rank#36,563
Street price$429
Power205 W (TGP)
Performance per dollar48.55
Released2021

Specifications

BrandZephyra
ModelZephyra GX-4738 Ultra
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed20 Gbps
Memory bandwidth480 GB/s
Shader units7,552
Boost clock2,558 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)205 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 247 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-6048 Plus 12GB GDDR7 Graphics Card23,857$579Compare
Kyndral GX-2335 Edge 8GB GDDR6 Graphics Card12,050$169Compare
Teralux GX-5697 Pro 8GB GDDR6 Graphics Card18,894$369Compare
Veltrix GX-4385 Core 16GB GDDR6X Graphics Card28,281$919Compare
Nexora GX-2703 Core 8GB GDDR6 Graphics Card13,326$159Compare
Veltrix GX-2588 Edge 16GB GDDR7 Graphics Card31,964$1,229Compare

All Graphics Cards · JSON

Cite this page: Hardware Spec Index, “Zephyra GX-4738 Ultra 12GB GDDR6 Graphics Card”, https://vextor7.com/item/9858799 (accessed 2026-10-20).