Arm architecture VS PCI Express_
As of 4 November 2026, PCI Express is named by 597 companies and Arm architecture by 1,820; Arm architecture skews to companies under 200 people (41% vs 47%), PCI Express to companies over 1,000 (29% vs 36%).
As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
The website-and-DNS footprint is not comparable between a marketing suite and a CRM: Arm architecture's script and mail records show on hundreds of thousands of small sites, PCI Express rarely leaves a trace outside its own apps. Compare on the job-posting numbers; use the footprint for reach.
- Arm architecture: 2–200 employees
- 41%
- PCI Express: 2–200 employees
- 47%
- Arm architecture: 1,000+ employees
- 36%
- PCI Express: 1,000+ employees
- 29%
- Postings per company, 90 days
- 3.4 · 9.0
- Website or DNS footprint
- 0 · 0
Who chooses which
Share of each tool's companies in every segment. "Leans" marks a gap of more than two points.
| Segment | Arm architecture | share | PCI Express | share | Leans |
|---|---|---|---|---|---|
| Self-employed | 32 | 2% | 18 | 3% | even |
| 2-10 employees | 156 | 9% | 71 | 12% | PCI Express |
| 11-50 employees | 252 | 14% | 93 | 16% | even |
| 51-200 employees | 338 | 19% | 114 | 19% | even |
| 201-500 employees | 251 | 14% | 82 | 14% | even |
| 501-1000 employees | 142 | 8% | 48 | 8% | even |
| 1001-5000 employees | 301 | 17% | 62 | 10% | Arm architecture |
| 5001-10000 employees | 106 | 6% | 28 | 5% | even |
| 10,001+ employees | 242 | 13% | 81 | 14% | even |
| Segment | Arm architecture | share | PCI Express | share | Leans |
|---|---|---|---|---|---|
| Technology & software | 564 | 31% | 203 | 34% | PCI Express |
| Manufacturing & industry | 561 | 31% | 233 | 39% | PCI Express |
| Business & finance services | 306 | 17% | 81 | 14% | Arm architecture |
| Property & construction | 55 | 3% | 1 | 0% | Arm architecture |
| Utilities & infrastructure | 53 | 3% | 16 | 3% | even |
| Media & content | 52 | 3% | 13 | 2% | even |
| Public, community & associations | 45 | 2% | 13 | 2% | even |
| Commerce & trade | 44 | 2% | 8 | 1% | even |
| Consumer services & leisure | 43 | 2% | 10 | 2% | even |
| Automotive | 33 | 2% | 12 | 2% | even |
| Health care | 32 | 2% | 1 | 0% | even |
| Transport, logistics & rental | 22 | 1% | 6 | 1% | even |
| Segment | Arm architecture | share | PCI Express | share | Leans |
|---|---|---|---|---|---|
| United States | 1,101 | 60% | 427 | 72% | PCI Express |
| United Kingdom | 108 | 6% | 28 | 5% | even |
| Germany | 87 | 5% | 17 | 3% | even |
| India | 59 | 3% | 18 | 3% | even |
| Canada | 45 | 2% | 7 | 1% | even |
| France | 43 | 2% | 17 | 3% | even |
| Netherlands | 32 | 2% | – | – | outside top 12 |
| Sweden | 29 | 2% | – | – | outside top 12 |
| Poland | 21 | 1% | 7 | 1% | even |
| Spain | 18 | 1% | 4 | 1% | even |
| Italy | 17 | 1% | – | – | outside top 12 |
| Switzerland | 16 | 1% | – | – | outside top 12 |
| China | – | – | 5 | 1% | outside top 12 |
| Belgium | – | – | 4 | 1% | outside top 12 |
| Singapore | – | – | 4 | 1% | outside top 12 |
| Australia | – | – | 3 | 1% | outside top 12 |
| Segment | Arm architecture | share | PCI Express | share | Leans |
|---|---|---|---|---|---|
| Software engineering | 3,181 | 39% | 1,443 | 21% | Arm architecture |
| Engineering (non-software) | 1,444 | 18% | 3,851 | 57% | PCI Express |
| IT operations & business systems | 1,136 | 14% | 193 | 3% | Arm architecture |
| Data & AI | 270 | 3% | 49 | 1% | Arm architecture |
| Sales | 213 | 3% | 152 | 2% | even |
| Legal, compliance & risk | 209 | 3% | – | – | outside top 12 |
| Product, program & project management | 181 | 2% | 91 | 1% | even |
| Finance & accounting | 149 | 2% | 3 | 0% | even |
| Quality, safety & environment | 99 | 1% | 59 | 1% | even |
| Marketing & communications | 43 | 1% | 10 | 0% | even |
| real estate and property | 40 | 0% | – | – | outside top 12 |
| Customer service & success | 32 | 0% | 10 | 0% | even |
| Administration & office | 27 | 0% | – | – | outside top 12 |
| research and science | 18 | 0% | 7 | 0% | even |
| healthcare clinical | 17 | 0% | – | – | outside top 12 |
| Unclassified | 15 | 0% | 12 | 0% | even |
| General management & consulting | 14 | 0% | 1 | 0% | even |
| construction and civil | 13 | 0% | 4 | 0% | even |
| Design & UX | 13 | 0% | 33 | 0% | even |
| Business development & strategy | 12 | 0% | 17 | 0% | even |
| agriculture and environment | 11 | 0% | – | – | outside top 12 |
| arts media and entertainment | 8 | 0% | 1 | 0% | even |
| Human resources | 7 | 0% | 1 | 0% | even |
| skilled trades and field service | 6 | 0% | 10 | 0% | even |
| manufacturing and production | 5 | 0% | – | – | outside top 12 |
| social care and community | 5 | 0% | – | – | outside top 12 |
| Education & training | 4 | 0% | 1 | 0% | even |
| logistics warehouse and transport | 3 | 0% | 6 | 0% | even |
| procurement and purchasing | 3 | 0% | 7 | 0% | even |
| healthcare support and caregiving | 2 | 0% | – | – | outside top 12 |
The companies behind each column
Companies using Arm architecture →
Companies using PCI Express →
compute processors ranked →
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
PCI Express is named by 597 companies in job postings and Arm architecture by 1,820; 220 name both. (Breaknorm, 4 November 2026, https://breaknorm.co/compare/arm-architecture-vs-pcie)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- Job postingsRead hourly from career sites. A tool counts when the employer's own text names it as the team's system; both tools can count for one company.
- Website and DNSScripts and embeds on the company's pages, plus SPF, DKIM, MX and CNAME records of its domain that point at the vendor.
- SegmentsCountry, size and industry from the company profile built from its website.
- Not a reviewNo ratings, prices or feature claims. For those, read the vendors.
Arm architecture vs PCI Express: questions
Which is more used, Arm architecture or PCI Express?
By companies naming it in their own job postings, Arm architecture (1,820) over PCI Express (597). By website-and-DNS footprint, PCI Express (0 vs 0), because its scripts and mail records sit on many small company sites.
Who chooses Arm architecture?
41% of Arm architecture companies have 2 to 200 employees, against 47% for PCI Express. 36% of Arm architecture companies have over 1,000 employees, against 29% for PCI Express.
Do companies run both?
220 companies name both in their postings, usually Arm architecture in marketing and PCI Express in sales, or during a migration.
Where do these numbers come from?
From the employer's own text in job postings read hourly from career sites, and from scripts found on company websites in our crawl. No vendor data, no surveys.
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