Hardware Spec Index

Zephyra GX-1640 Pro 24GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX1640-PRO · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index41,805 (Graphics Cards scale)
Category rank#16,581
Street price$2,059
Power400 W (TGP)
Performance per dollar20.30
Released2021

Specifications

BrandZephyra
ModelZephyra GX-1640 Pro
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed16 Gbps
Memory bandwidth768 GB/s
Shader units17,920
Boost clock1,909 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)400 W
Power connectors3× 8-pin PCIe
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 326 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-1640 Pro 24GB GDDR6 Graphics Card”, https://vextor7.com/item/20158916 (accessed 2026-10-20).