Hardware Spec Index

Kyndral GX-6640 Core 16GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX6640-CORE · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index37,301 (Graphics Cards scale)
Category rank#13,936
Street price$2,079
Power390 W (TGP)
Performance per dollar17.94
Released2020

Specifications

BrandKyndral
ModelKyndral GX-6640 Core
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed16 Gbps
Memory bandwidth512 GB/s
Shader units17,408
Boost clock1,765 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)390 W
Power connectors3× 8-pin PCIe
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported
Card size3-slot, 321 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-6640 Core 16GB GDDR6 Graphics Card”, https://vextor7.com/item/79561 (accessed 2026-10-19).