Hardware Spec Index

Zephyra GX-4645 Pro 12GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX4645-PRO · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index27,148 (Graphics Cards scale)
Category rank#32,580
Street price$849
Power270 W (TGP)
Performance per dollar31.98
Released2019

Specifications

BrandZephyra
ModelZephyra GX-4645 Pro
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed16 Gbps
Memory bandwidth384 GB/s
Shader units11,008
Boost clock1,906 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)270 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, 279 mm

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Cite this page: Hardware Spec Index, “Zephyra GX-4645 Pro 12GB GDDR6 Graphics Card”, https://vextor7.com/item/4701133 (accessed 2026-10-24).