Hardware Spec Index

Kyndral GX-4221 Max 16GB GDDR6X Graphics Card

Graphics Cards · Kyndral · SKU GX4221-MAX · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index36,390 (Graphics Cards scale)
Category rank#44,723
Street price$1,499
Power350 W (TGP)
Performance per dollar24.28
Released2023

Specifications

BrandKyndral
ModelKyndral GX-4221 Max
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed21 Gbps
Memory bandwidth672 GB/s
Shader units15,232
Boost clock2,120 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)350 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 301 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-4221 Max 16GB GDDR6X Graphics Card”, https://vextor7.com/item/4387782 (accessed 2026-10-23).