Hardware Spec Index

Zephyra GX-4454 Ultra 24GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX4454-ULTRA · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index35,030 (Graphics Cards scale)
Category rank#27,964
Street price$1,399
Power340 W (TGP)
Performance per dollar25.04
Released2020

Specifications

BrandZephyra
ModelZephyra GX-4454 Ultra
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed20 Gbps
Memory bandwidth960 GB/s
Shader units14,464
Boost clock2,574 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)340 W
Power connectors3× 8-pin PCIe
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported
Card size3-slot, 305 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

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Cite this page: Hardware Spec Index, “Zephyra GX-4454 Ultra 24GB GDDR6 Graphics Card”, https://vextor7.com/item/95299980 (accessed 2026-10-25).