Hardware Spec Index

Kyndral GX-4640 Core 16GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX4640-CORE · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index38,632 (Graphics Cards scale)
Category rank#23,446
Street price$1,739
Power380 W (TGP)
Performance per dollar22.22
Released2021

Specifications

BrandKyndral
ModelKyndral GX-4640 Core
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed18 Gbps
Memory bandwidth576 GB/s
Shader units16,768
Boost clock1,991 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)380 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, 316 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-4640 Core 16GB GDDR6 Graphics Card”, https://vextor7.com/item/92371343 (accessed 2026-10-20).