{"id":37340,"date":"2026-07-09T07:33:21","date_gmt":"2026-07-09T05:33:21","guid":{"rendered":"https:\/\/www.chinasmartbuy.com\/blog\/nvidia-rosa-cpu-tsmc-a16-alimentazione-posteriore-rigel\/"},"modified":"2026-07-09T07:33:23","modified_gmt":"2026-07-09T05:33:23","slug":"nvidia-rosa-cpu-tsmc-a16-alimentazione-posteriore-rigel","status":"publish","type":"post","link":"https:\/\/www.chinasmartbuy.com\/blog\/nvidia-rosa-cpu-tsmc-a16-alimentazione-posteriore-rigel\/","title":{"rendered":"NVIDIA Rosa CPU: indiscrezioni su TSMC A16 e alimentazione posteriore"},"content":{"rendered":"\n\n<style>\n  :root {\n    --red: #CC1B1B;\n    --red-light: rgba(204,27,27,0.08);\n    --red-mid: #e84040;\n    --accent-soft-bg: rgba(204,27,27,0.07);\n    --accent-soft-border: rgba(204,27,27,0.18);\n    --text: #1a1a1a;\n    --text-muted: #666;\n    --card: #ffffff;\n    --border: #ebebeb;\n    --page-bg: #ffffff;\n    --surface-soft: #fafafa;\n    --surface-contrast: #f0f0f0;\n    --line-soft: #f5f5f5;\n    --soft-label: #bbb;\n    --muted-label: #999;\n    --copy: #333;\n    --font-head: 'Bebas Neue', sans-serif;\n    --font-body: 'DM Sans', sans-serif;\n    --heading-spacing: 0.04em;\n    --heading-weight: 400;\n    --spec-header-spacing: 0.08em;\n    --quickfacts-shadow: 0 10px 24px rgba(15,23,42,0.06);\n  }\n  .fbp5-wrap,.fbp5-wrap * { box-sizing:border-box; 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}\n    .rh-downloadbox-link { width:100%; }\n    .rh-offerbox-head { flex-direction:column; }\n    .rh-offerbox-links { grid-template-columns:1fr; }\n    .rh-offer-inline-wrap { flex-direction:column; align-items:flex-start; }\n    .rh-offer-inline-cta { width:100%; }\n  }\n\n  \/* RH_FBP5_CARDS_CSS_V1 *\/\n  .fbp5-related-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; }\n  .fbp5-telegram-grid { grid-template-columns:repeat(2,1fr); }\n  .fbp5-related-card { display:block; overflow:hidden; border:1px solid var(--border,#ebebeb); border-radius:8px; background:var(--card,#fff); color:inherit !important; text-decoration:none !important; transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease; }\n  .fbp5-related-card:hover { transform:translateY(-2px); border-color:rgba(204,27,27,.35); box-shadow:0 16px 36px rgba(18,18,18,.10); }\n  .fbp5-related-card img { display:block; width:100%; aspect-ratio:16\/9; object-fit:cover; background:var(--surface-soft,#fafafa); }\n  .fbp5-related-thumb-placeholder { width:100%; aspect-ratio:16\/9; display:flex; align-items:center; justify-content:center; background:linear-gradient(135deg,rgba(204,27,27,.10),rgba(204,27,27,.03)); color:var(--red,#CC1B1B); font-family:var(--font-head,'Bebas Neue',sans-serif); font-size:28px; letter-spacing:.04em; }\n  .fbp5-related-body { padding:12px; }\n  .fbp5-related-body span { display:block; margin:0 0 6px; color:var(--red,#CC1B1B); font-size:11px; font-weight:900; letter-spacing:.08em; text-transform:uppercase; }\n  .fbp5-related-body strong { display:block; font-size:15px; line-height:1.25; color:var(--text,#1a1a1a); }\n  .fbp5-related-body small { display:block; margin:7px 0 0; color:var(--text-muted,#666); font-size:13px; line-height:1.35; }\n  @media(max-width:720px) {\n    .fbp5-telegram-grid { grid-template-columns:1fr; }\n    .fbp5-related-grid:not(.fbp5-telegram-grid) { grid-template-columns:1fr; }\n    .fbp5-related-grid:not(.fbp5-telegram-grid) .fbp5-related-card { display:grid; grid-template-columns:112px minmax(0,1fr); align-items:stretch; }\n    .fbp5-related-grid:not(.fbp5-telegram-grid) .fbp5-related-card img,\n    .fbp5-related-grid:not(.fbp5-telegram-grid) .fbp5-related-thumb-placeholder { height:100%; min-height:92px; aspect-ratio:auto; }\n  }\n<\/style>\n<div class=\"fbp5-wrap rh-json-article\" id=\"rh-article-mrd2m6d6-e3bjb\" data-rh-article-type=\"news\" data-rh-site-profile=\"china-smart-buy\">\n  <div class=\"fbp5-intro\">\n    \n    <p>NVIDIA starebbe preparando un salto importante per la futura <strong>Rosa CPU<\/strong>, il processore che raccoglier\u00e0 l\u2019eredit\u00e0 di Vera nella generazione Feynman. Le ultime indiscrezioni indicano l\u2019adozione del nodo <strong>TSMC A16<\/strong> con alimentazione dal retro del wafer, una soluzione pensata per migliorare efficienza elettrica e spazio disponibile per le interconnessioni.<\/p><p>Il debutto \u00e8 atteso nel 2028 sulla piattaforma data center Rosa Feynman, mentre l\u2019arrivo su PC consumer sarebbe pianificato per il 2030. \u00c8 una tabella di marcia ancora lontana, per\u00f2 interessante perch\u00e9 mostra in anticipo la direzione tecnica scelta da NVIDIA per i suoi futuri sistemi CPU orientati all\u2019AI.<\/p>\n  <\/div><figure class=\"wp-block-image size-large\" style=\"margin:18px 0;display:block;clear:both;width:100%;position:relative;z-index:1\"><a href=\"https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2026\/07\/nvidia-rosa-cpu-8c8964d0-2c57-4448-916c-43a4-13iip03qk6.png\" target=\"_blank\" rel=\"noopener\" style=\"display:block;width:100%;position:relative;z-index:2;pointer-events:auto;cursor:zoom-in\"><img decoding=\"async\" src=\"https:\/\/www.chinasmartbuy.com\/blog\/wp-content\/uploads\/2026\/07\/nvidia-rosa-cpu-8c8964d0-2c57-4448-916c-43a4-13iip03qk6.png\" alt=\"\u6d88\u606f\u79f0\u82f1\u4f1f\u8fbe Rosa CPU \u91c7\u7528\u53f0\u79ef\u7535 A16 \u5de5\u827a\uff0c\u642d\u914d\u80cc\u9762\u4f9b\u7535\u6280\u672f\" loading=\"lazy\" style=\"display:block;max-width:100%;height:auto;margin:0 auto;pointer-events:auto\"><\/a><\/figure>\n  \n\n      <section class=\"fbp5-section\">\n        <div class=\"fbp5-section-label\">Processo produttivo<\/div>\n        <h2>TSMC A16 pu\u00f2 essere il nodo scelto per la futura Rosa <span>CPU di NVIDIA<\/span><\/h2>\n        <p>Le informazioni circolate nelle ultime ore indicano che Rosa potrebbe usare il processo <strong>A16 di TSMC<\/strong>, evoluzione della famiglia a 2 nm. In alternativa si parla comunque di un nodo 2 nm avanzato, ma l\u2019ipotesi A16 \u00e8 quella pi\u00f9 interessante perch\u00e9 aggiunge una novit\u00e0 tecnica precisa: la distribuzione dell\u2019alimentazione sul lato posteriore del wafer.<\/p><p>Rispetto al nodo N2P, TSMC indica per A16 un aumento della densit\u00e0 fino a 1,1 volte. Il vantaggio pi\u00f9 concreto, per\u00f2, non \u00e8 solo nella miniaturizzazione: spostando la rete di alimentazione sul retro, il fronte del chip pu\u00f2 essere sfruttato meglio per il routing dei segnali, con possibili benefici su prestazioni e efficienza.<\/p>\n        <ul class=\"fbp5-bullet-list\"><li>Rosa \u00e8 indicata come <strong>successore di Vera<\/strong> all\u2019interno della generazione Feynman.<\/li><li>Il lancio della piattaforma data center Rosa Feynman \u00e8 atteso nel <strong>2028<\/strong>.<\/li><li>L\u2019arrivo su piattaforme PC consumer sarebbe pianificato per <strong>2030<\/strong>.<\/li><li>Il nodo A16 integra la tecnologia di alimentazione posteriore chiamata <strong>Super Power Rail<\/strong>.<\/li><\/ul>\n        <div class=\"rh-quickfacts-grid\">\n      <div class=\"rh-quickfacts-card\">\n        <div class=\"rh-quickfacts-label\">Produttore del nodo<\/div>\n        <div class=\"rh-quickfacts-value\">TSMC<\/div>\n      <\/div>\n    <\/div>\n        <div class=\"fbp5-highlight\">L\u2019elemento pi\u00f9 interessante \u00e8 la possibile combinazione tra nodo A16 e alimentazione posteriore, una scelta che punta a migliorare la qualit\u00e0 elettrica del chip oltre alla semplice densit\u00e0.<\/div>\n        <div class=\"fbp5-info\">Per chi segue l\u2019evoluzione delle CPU per AI, questo dettaglio \u00e8 rilevante perch\u00e9 mostra come NVIDIA voglia intervenire anche sul packaging e sulla distribuzione della potenza, non solo sull\u2019architettura dei core.<\/div>\n        \n      <div class=\"fbp5-scheda\">\n        <div class=\"fbp5-scheda-header\">Dati chiave sulla roadmap Rosa<\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">CPU<\/div>\n            <div class=\"fbp5-scheda-val\">NVIDIA Rosa<\/div>\n          <\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">Generazione<\/div>\n            <div class=\"fbp5-scheda-val\">Feynman<\/div>\n          <\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">Predecessore<\/div>\n            <div class=\"fbp5-scheda-val\">Vera CPU<\/div>\n          <\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">Processo ipotizzato<\/div>\n            <div class=\"fbp5-scheda-val\">TSMC A16 con alimentazione posteriore<\/div>\n          <\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">Debutto data center<\/div>\n            <div class=\"fbp5-scheda-val\">2028<\/div>\n          <\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">Arrivo su PC consumer<\/div>\n            <div class=\"fbp5-scheda-val\">2030<\/div>\n          <\/div>\n        \n      <\/div>\n    \n      <\/section>\n    \n\n      <section class=\"fbp5-section\">\n        <div class=\"fbp5-section-label\">Architettura<\/div>\n        <h2>Rigel sar\u00e0 il cuore della Rosa CPU con focus su prestazioni single <span>core pi\u00f9 alte<\/span><\/h2>\n        <p>Sul fronte architetturale, Rosa user\u00e0 core proprietari <strong>Rigel<\/strong> basati su set di istruzioni Arm v9.2. NVIDIA ha gi\u00e0 collegato questa CPU ai carichi agentic AI, segnale che la progettazione punta a sistemi capaci di gestire modelli, orchestrazione e inferenza con una componente CPU pi\u00f9 forte e specializzata.<\/p><p>Il confronto pi\u00f9 diretto \u00e8 con Vera, che utilizza core Olympus. L\u2019obiettivo dichiarato per Rigel \u00e8 ottenere una <strong>prestazione single core superiore a parit\u00e0 di area del die<\/strong>, un aspetto importante soprattutto nei contesti in cui latenza, orchestrazione dei task e risposta del sistema contano quanto il throughput puro.<\/p>\n        <ul class=\"fbp5-bullet-list\"><li>Core CPU proprietari <strong>Rigel<\/strong>.<\/li><li>Base architetturale Arm <strong>v9.2<\/strong>.<\/li><li>Target dichiarato: pi\u00f9 prestazioni per singolo core rispetto a Olympus a parit\u00e0 di superficie del chip.<\/li><li>Orientamento esplicito ai carichi di lavoro legati all\u2019<strong>AI agentica<\/strong>.<\/li><\/ul>\n        <div class=\"rh-quickfacts-grid\">\n      <div class=\"rh-quickfacts-card\">\n        <div class=\"rh-quickfacts-label\">Obiettivo progettuale<\/div>\n        <div class=\"rh-quickfacts-value\">Maggiore performance single core<\/div>\n      <\/div>\n    <\/div>\n        <div class=\"fbp5-highlight\">Se il guadagno single core promesso da Rigel sar\u00e0 confermato, Rosa potrebbe diventare un tassello chiave nelle piattaforme AI di prossima generazione di NVIDIA.<\/div>\n        <div class=\"fbp5-info\">Il posizionamento suggerisce una CPU meno accessoria rispetto al passato e pi\u00f9 centrale nella gestione dei carichi complessi accanto a GPU e acceleratori.<\/div>\n        \n      <div class=\"fbp5-scheda\">\n        <div class=\"fbp5-scheda-header\">Confronto architetturale essenziale<\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">Vera CPU<\/div>\n            <div class=\"fbp5-scheda-val\">Core Olympus<\/div>\n          <\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">Rosa CPU<\/div>\n            <div class=\"fbp5-scheda-val\">Core Rigel<\/div>\n          <\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">ISA<\/div>\n            <div class=\"fbp5-scheda-val\">Arm v9.2<\/div>\n          <\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">Focus prestazionale<\/div>\n            <div class=\"fbp5-scheda-val\">Single core pi\u00f9 veloce a parit\u00e0 di area<\/div>\n          <\/div>\n        \n      <\/div>\n    \n      <\/section>\n    \n\n      <section class=\"fbp5-section\">\n        <div class=\"fbp5-section-label\">Produzione<\/div>\n        <h2>L\u2019alimentazione posteriore rende il processo pi\u00f9 complesso ma pu\u00f2 <span>portare vantaggi concreti<\/span><\/h2>\n        <p>Il passaggio all\u2019alimentazione posteriore non \u00e8 solo una scelta di marketing tecnologico. La rete di alimentazione spostata sul retro del wafer serve a migliorare l\u2019efficienza della distribuzione energetica, ridurre il fenomeno dell\u2019<strong>IR drop<\/strong> e liberare spazio sul lato frontale per i collegamenti di segnale.<\/p><p>C\u2019\u00e8 per\u00f2 un costo industriale in termini di complessit\u00e0. Per il nodo 2 nm, le lavorazioni di lucidatura chimico-meccanica risultano gi\u00e0 oltre il doppio rispetto al 7 nm; con l\u2019introduzione della distribuzione di potenza posteriore, la domanda legata a questi passaggi produttivi aumenterebbe di un ulteriore <strong>15-20%<\/strong> rispetto a un 2 nm convenzionale.<\/p>\n        <ul class=\"fbp5-bullet-list\"><li>La tecnologia Super Power Rail sposta l\u2019alimentazione sul retro del wafer.<\/li><li>I benefici attesi riguardano <strong>efficienza energetica<\/strong>, riduzione della caduta di tensione e pi\u00f9 spazio per il routing dei segnali.<\/li><li>Lato produzione, i passaggi CMP diventano ancora pi\u00f9 impegnativi.<\/li><li>La maggiore complessit\u00e0 pu\u00f2 incidere su costi e capacit\u00e0 produttiva nelle prime fasi.<\/li><\/ul>\n        <div class=\"rh-quickfacts-grid\">\n      <div class=\"rh-quickfacts-card\">\n        <div class=\"rh-quickfacts-label\">Incremento stimato della domanda CMP<\/div>\n        <div class=\"rh-quickfacts-value\">15-20% rispetto a un 2 nm standard<\/div>\n      <\/div>\n    \n      <div class=\"rh-quickfacts-card\">\n        <div class=\"rh-quickfacts-label\">Vantaggio tecnico diretto<\/div>\n        <div class=\"rh-quickfacts-value\">Meno IR drop<\/div>\n      <\/div>\n    <\/div>\n        <div class=\"fbp5-highlight\">La notizia conta soprattutto perch\u00e9 lega Rosa a una tecnologia di processo molto avanzata, non ancora comune, che pu\u00f2 fare differenza nei chip destinati ai data center AI.<\/div>\n        <div class=\"fbp5-info\">Per ora non ci sono dettagli su prezzi, SKU o configurazioni finali, ma la combinazione tra Rigel, Arm v9.2 e TSMC A16 delinea gi\u00e0 un prodotto di fascia altissima.<\/div>\n        \n      <div class=\"fbp5-scheda\">\n        <div class=\"fbp5-scheda-header\">Impatto tecnico del nodo A16<\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">Funzione distintiva<\/div>\n            <div class=\"fbp5-scheda-val\">Alimentazione dal retro del wafer<\/div>\n          <\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">Nome commerciale<\/div>\n            <div class=\"fbp5-scheda-val\">Super Power Rail<\/div>\n          <\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">Beneficio sulla densit\u00e0<\/div>\n            <div class=\"fbp5-scheda-val\">Fino a 1,1 volte rispetto a N2P<\/div>\n          <\/div>\n        \n          <div class=\"fbp5-scheda-row\">\n            <div class=\"fbp5-scheda-key\">Effetto produttivo<\/div>\n            <div class=\"fbp5-scheda-val\">Pi\u00f9 complessit\u00e0 nei passaggi CMP<\/div>\n          <\/div>\n        \n      <\/div>\n    \n      <\/section>\n    \n<section class=\"fbp5-section\" data-rh-related-section=\"1\">\n      <div class=\"fbp5-section-label\">Articoli correlati<\/div>\n      <h2>Altre notizie <span>da 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CPU di NVIDIA potrebbe arrivare con nodo TSMC A16, alimentazione posteriore e core Rigel, con debutto data center previsto nel 2028.<\/p>\n","protected":false},"author":5,"featured_media":37339,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_yoast_wpseo_focuskw_text_input":"NVIDIA Rosa CPU","footnotes":""},"categories":[480],"tags":[933,1084],"class_list":["post-37340","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-ai","tag-notebook"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>NVIDIA Rosa CPU: indiscrezioni su TSMC A16 e alimentazione posteriore<\/title>\n<meta name=\"description\" content=\"Nuove indiscrezioni sulla NVIDIA Rosa 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