Hardware Spec Index

Kyndral GX-6638 Prime 8GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX6638-PRIME · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index18,447 (Graphics Cards scale)
Category rank#36,206
Street price$389
Power190 W (TGP)
Performance per dollar47.42
Released2019

Specifications

BrandKyndral
ModelKyndral GX-6638 Prime
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed18 Gbps
Memory bandwidth288 GB/s
Shader units6,528
Boost clock2,170 MHz
Bus interfacePCIe 3.0 x8
Total graphics power (TGP)190 W
Power connectors2× 8-pin PCIe
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size2.5-slot, 247 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-6638 Prime 8GB GDDR6 Graphics Card”, https://vextor7.com/item/9060481 (accessed 2026-10-19).