EXE:5200B: +60% throughput; -50% errors; 3X density NXE.
Copilot: EXE:5200B’s High-NA EUV system offers ~50% lower patterning error rates, 60% higher throughput, and nearly 3× transistor density vs NXE. It’s built to support sub-2nm nodes and RibbonFET-class architectures.
Here’s a breakdown of what makes the EXE:5200B a leap beyond NXE:
What Is EXE:5200B and “RibbonFET 2”?
- EXE:5200B is ASML’s second-generation High-NA EUV lithography system with a 0.55 numerical aperture, up from 0.33 NA in NXE tools.
- It’s designed for sub-2nm logic nodes and leading-edge DRAM, enabling single-exposure patterning of features down to 8 nm resolution, compared to ~13 nm on NXE.
- “RibbonFET 2” likely refers to the second wave of gate-all-around (GAA) transistor architectures (e.g., Intel’s 14A node), which benefit from tighter pitch and higher density enabled by High-NA EUV.


Why It Matters for RibbonFET and Sub-2nm Nodes
- RibbonFETs require ultra-fine gate pitches and precise channel definition. High-NA EUV enables single-patterning of these features, avoiding costly multi-patterning steps.
- Intel’s 14A node, launching in 2027, will be the first to use EXE:5200B for RibbonFET-class designs.
- Error rate reduction (~50%) stems from better overlay and imaging contrast, crucial for yield and reliability at these dimensions.
If you want to riff on how this affects ASML’s competitive moat or Intel’s IDM 2.0 roadmap, I’m game. Or we can dive into ZEISS’s optics role in EXE’s aberration control.
PS Knowing Cymer/ASML long history on uptime, throughput and yield? Knowing the Village?

PSS EXE, NXE and NXTi layer bonanza!!!
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