Hardware Spec Index

Kyndral GX-3977 Prime 12GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX3977-PRIME · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index14,838 (Graphics Cards scale)
Category rank#42,914
Street price$239
Power160 W (TGP)
Performance per dollar62.08
Released2020

Specifications

BrandKyndral
ModelKyndral GX-3977 Prime
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed14 Gbps
Memory bandwidth336 GB/s
Shader units5,120
Boost clock1,970 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)160 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
Card size2-slot, 219 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedGDDR7 Memory ExplainedChoosing a GPU for 1440p GamingChoosing a GPU for 4K GamingPCIe 5.0 Explained

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Cite this page: Hardware Spec Index, “Kyndral GX-3977 Prime 12GB GDDR6 Graphics Card”, https://vextor7.com/item/7628622 (accessed 2026-10-20).