Hardware Spec Index

Zephyra GX-6640 Pro 32GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX6640-PRO · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index42,821 (Graphics Cards scale)
Category rank#48,518
Street price$2,199
Power425 W (TGP)
Performance per dollar19.47
Released2019

Specifications

BrandZephyra
ModelZephyra GX-6640 Pro
Video memory32 GB GDDR6
Memory bus512-bit
Memory speed14 Gbps
Memory bandwidth896 GB/s
Shader units19,200
Boost clock2,334 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)425 W
Power connectors3× 8-pin PCIe
Recommended PSU850 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size3.5-slot, 340 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-6640 Pro 32GB GDDR6 Graphics Card”, https://vextor7.com/item/28425 (accessed 2026-10-19).