Hardware Spec Index

Kyndral GX-4639 Ultra 12GB GDDR7 Graphics Card

Graphics Cards · Kyndral · SKU GX4639-ULTRA · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index19,808 (Graphics Cards scale)
Category rank#49,765
Street price$469
Power270 W (TGP)
Performance per dollar42.23
Released2025

Specifications

BrandKyndral
ModelKyndral GX-4639 Ultra
Video memory12 GB GDDR7
Memory bus192-bit
Memory speed32 Gbps
Memory bandwidth768 GB/s
Shader units8,064
Boost clock2,892 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)270 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingDLSS 4 (frame generation)
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3-slot, 243 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedGDDR7 Memory ExplainedPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0Choosing a GPU for 1440p Gaming

Similar Graphics Cards

ModelBenchmarkPriceCompare
Orbita GX-2649 Edge 16GB GDDR7 Graphics Card25,167$859Compare
Teralux GX-1312 Core 32GB GDDR7 Graphics Card39,626$1,659Compare
Kyndral GX-2078 Pro 16GB GDDR6X Graphics Card28,406$1,029Compare
Orbita GX-2378 Prime 24GB GDDR6X Graphics Card34,846$1,509Compare
Teralux GX-3049 Max 8GB GDDR6 Graphics Card18,370$429Compare
Veltrix GX-6050 Plus 24GB GDDR6X Graphics Card37,643$1,749Compare

All Graphics Cards · JSON

Cite this page: Hardware Spec Index, “Kyndral GX-4639 Ultra 12GB GDDR7 Graphics Card”, https://vextor7.com/item/2548709 (accessed 2026-10-26).