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DGX H100 浜� 2022 骞存帹鍑猴紝鏄� NVIDIA 鐨� DGX 绯荤当(t菕ng)鐨勬渶鏂拌凯浠ｇ敘(ch菐n)鍝�锛屼篃鏄� NVIDIA DGX SuperPOD 鐨勫熀绀�(ch菙)銆侱XG 鏈嶅嫏(w霉)鍣ㄩ厤鍌� 8 濉� H100 GPU锛�6400鍎勫€�(g猫)鏅堕珨绠�锛屽湪鍏ㄦ柊鐨� FP8 绮惧害涓� AI 鎬ц兘姣斾笂涓€浠ｉ珮 6 鍊嶏紝鍙彁渚� 900GB/s 鐨勫付瀵�銆�

鍦� DGX H100 鏈嶅嫏(w霉)鍣ㄥ収(n猫i)閮�锛岃棈(l谩n)鑹叉柟濉婄偤 IP 缍�(w菐ng)鍗�锛屾棦鍙厖鐣�(d膩ng)缍�(w菐ng)鍗″張鍙櫦(f膩)鎻甈CIe Switch 鎿�(ku貌)灞曞姛鑳�锛屾垚鐐� CPU鑸� GPU锛圚100锛変箣闁撲簰鑱�(li谩n)鐨勬⿱姊�銆傚叾鍏�(n猫i)閮ㄩ噰鐢� PCle 5.0 妯�(bi膩o)婧�(zh菙n)銆傛澶�锛孋X7 浠ョ恫(w菐ng)鍗¤姱鐗囩殑褰㈠紡鍋氭垚 2 濉婃澘鍗′締鎻掑叆鏈嶅嫏(w霉)鍣�锛屾瘡 4 鍊�(g猫) CX7 鑺墖绲勬垚涓€濉婃澘鍗″苟涓斿皪澶栬几鍑� 2 鍊�(g猫) 800G OSFP鍏夋ā濉婂彛銆�

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PCIe Switch 鍗� PCIe 闁嬮棞(gu膩n)鎴� PCIe 浜ゆ彌姗�(j墨)锛屼富瑕佷綔鐢ㄦ槸瀵�(sh铆)鐝�(xi脿n) PCIe 瑷�(sh猫)鍌欎簰鑱�(li谩n)锛孭CIe Switch 鑺墖鑸囧叾瑷�(sh猫)鍌欑殑閫氫俊鍗�(xi茅)璀伴兘鏄� PCIe銆傜敱浜� PCIe 鐨勯張璺€氫俊鏄竴绋灏嶇鐨勬暩(sh霉)鎿�(j霉)鍌宠几锛屽洜姝ら渶瑕� Switch 鎻愪緵鎿�(ku貌)灞曟垨鑱氬悎鑳藉姏锛屽緸鑰屽厑瑷辨洿澶氱殑瑷�(sh猫)鍌欓€ｆ帴鍒颁竴鍊�(g猫) PCle 绔彛锛屼互瑙ｆ焙 PCIe 閫氶亾鏁�(sh霉)閲忎笉澶犵殑鍟忛銆傜洰鍓� PCIe Switch 涓嶅儏宸茬稉(j墨ng)琚唬娉涙噳(y墨ng)鐢ㄥ湪浜嗗偝绲�(t菕ng)瀛樺劜(ch菙)绯荤当(t菕ng)涓�锛岃€屼笖鍦ㄩ儴鍒嗘湇鍕�(w霉)鍣ㄥ钩鑷�(t谩i)涔熼€愭几鏅強锛岀敤浜庢彁楂樻暩(sh霉)鎿�(j霉)鍌宠几?sh霉)涔冧浚鍙�?/span>

PCIe 绺界窔鎶€琛�(sh霉)鍗囩礆(j铆)锛孭CIe Switch 姣忎唬閫熺巼鎻愬崌銆侾CIe 绺界窔鏄� PCI 绺界窔鐨勯珮閫熶覆琛屾浛浠ｅ搧銆�2001 骞达紝Intel鍏竷鍙栦唬 PCI 绺界窔鐨勭涓変唬 I/O 鎶€琛�(sh霉)鈥斺€斺€�3GIO鈥�锛�2002 骞磋┎闋�(xi脿ng)鎶€琛�(sh霉)缍�(j墨ng)閬� PCI 鐗规畩鑸堣叮绲勭箶锛圥CI-SIG锛夊鏍稿悗姝ｅ紡鏀瑰悕鐐衡€淧CI Express鈥�锛屾(bi膩o)蹇楄憲 PCIe 鐨勮獣鐢�銆�2003 骞达紝PCIe 1.0 姝ｅ紡鐧�(f膩)甯�锛屽彲鏀寔姣忛€氶亾鍌宠几閫熺巼鐐� 250MB/s锛岀附鍌宠几閫熺巼鐐� 2.5 GT/s銆�2007 骞� PCI-SIG 瀹ｅ竷鎺ㄥ嚭 PCI Express Base 2.0 瑕�(gu墨)鑼�銆傚湪 PCIe 1.0 鐨勫熀绀�(ch菙)涓婂皣绺藉偝杓搁€熺巼鎻愰珮浜嗕竴鍊�锛岄仈(d谩)鍒� 5 GT/s锛屾瘡閫氶亾鍌宠几閫熺巼寰� 250 MB/s 涓婂崌鑷� 500 MB/s銆�2022 骞� PCI-SIG姝ｅ紡鐧�(f膩)甯� PCIe 6.0 瑕�(gu墨)鑼�锛屽皣绺藉付瀵彁楂樿嚦 64 GT/s銆�

闅ㄨ憲PCIe 鍦ㄦ湇鍕�(w霉)鍣ㄤ腑瓒婁締瓒婂唬娉涘湴琚噳(y墨ng)鐢�锛孭CIe Switch 鐨勫競鍫撮渶姹備篃琚付鍕�(d貌ng)璧蜂締銆傛牴鎿�(j霉) QYResearch锛堟亽宸炲崥鏅猴級鐨勭当(t菕ng)瑷�(j矛)鍙婇爯(y霉)娓�锛�2021 骞村叏鐞� PCIe 鑺墖甯傚牬閵峰敭椤嶉仈(d谩)鍒颁簡 7.9 鍎勭編鍏冿紝闋�(y霉)瑷�(j矛) 2028 骞村皣閬�(d谩)鍒� 18 鍎勭編鍏�锛屽勾寰�(f霉)鍚堝闀风巼锛圕AGR锛夌偤 11.9%銆�

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鍦� AI 鏈嶅嫏(w霉)鍣ㄤ腑锛孏PU 鑸� CPU 閫ｆ帴鏅�(sh铆)鑷冲皯闇€瑕佷竴椤� Retimer 鑺墖渚嗕繚璀変俊铏�(h脿o)璩�(zh矛)閲�銆傚叿楂旇€岃█锛屽緢澶� AI 鏈嶅嫏(w霉)鍣ㄩ兘鏈�(hu矛)閰嶇疆澶氶 Retimer 鑺墖锛屼緥濡� Astera Labs鍦� AI 鍔犻€熷櫒涓厤缃簡 4 椤� Retimer 鑺墖銆�

PCIe Retimer 钘�(l谩n)娴峰競鍫翠笁瓒抽紟绔�锛屾經鍦ㄧ鐖€呰簫韬嶆瑭�銆傜洰鍓嶈瓬鐟�-KY銆丄stera labs銆佺€捐捣绉戞妧鏄� PCIe Retimer 钘�(l谩n)娴峰競鍫翠腑鐨勪笁瀹朵富瑕佸粻鍟�锛屽崰鎿�(j霉)闋�(l菒ng)鍏堝湴浣嶃€傚叾涓€捐捣绉戞妧甯冨眬 PCIe 杓冩棭锛屾槸鍏ㄧ悆鍙噺鐢�(ch菐n) PCIe 4.0 Retimer 鐨勫敮涓€涓湅澶ч櫢渚涙噳(y墨ng)鍟�锛屼笖鐩墠 PCIe 5.0 Retimer 鐮旂櫦(f膩)闋嗗埄銆�

姝ゅ锛屽寘鎷憺钖�锛孴I锛屽井鑺鎶€绛夊湪鍏�(n猫i)鐨勮姱鐗囧粻鍟嗕篃鍦ㄧ⿳妤垫姇鍏� PCIe Retimer 鐨勭敘(ch菐n)鍝佺爺鐧�(f膩)涓€傛牴鎿�(j霉)瀹樼恫(w菐ng)淇℃伅锛岀憺钖╁彲鎻愪緵鍖呮嫭 89HT0816AP 鍜� 89HT0832P 鍦ㄥ収(n猫i)鐨勫叐娆� PCIe 3.0 Retimer鐢�(ch菐n)鍝�锛汿I 鍙彁渚涗竴娆� 16Gbps 8 閫氶亾 PCIe 4.0 Retimer鈥斺€擠S160PT801锛涘悓妯ｅ湴锛屽井鑺鎶€浜� 2020 骞� 11 鏈堢櫦(f膩)甯� XpressConnect 绯诲垪 Retimer 鑺墖锛屽彲鏀寔PCIe 5.0 鐨� 32GT/s 閫熺巼銆�

2銆丟PU鑸� GPU閫ｆ帴锛歂VLink銆丯VSwitch

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2016 骞�锛孨VDIA 鐧�(f膩)甯冧簡 Pascal GP100 GPU 鎵€鎼級鐨勬柊鐨勯珮閫熸帴鍙ｈ姱鐗団€斺€� NVLink 锛� 閫� 鏄� 绗� 涓€ 浠� NVLink 銆侼VLink 閲� 鐢� High-Speed Signalinginterconnect锛圢VHS锛夋妧琛�(sh霉)锛屼富瑕佺敤浜� GPU 鑸� GPU 涔嬮枔銆丟PU 鑸� CPU 涔嬮枔鐨勪俊铏�(h脿o)鍌宠几銆侴PU 涔嬮枔鍌宠几 NRZ锛圢on-Return-to-Zero锛夌法纰煎舰寮忕殑宸垎闃绘姉闆讳俊铏�(h脿o)銆傜涓€浠VLink鍠張鍙(sh铆)鐝�(xi脿n)40 GB/s鐨勯洐鍚戝付瀵�锛屽柈鑺墖鍙敮鎸�4閺堣矾锛屽嵆 160 GB/s 鐨勭附闆欏悜甯跺銆�

姝ゅ悗锛孨VLink 姝风稉(j墨ng)澶氭杩唬鏇存柊锛屾巰璧蜂簡楂橀€熶簰鑱�(li谩n)鎶€琛�(sh霉)闈╂柊娴疆銆�2017 骞�锛屽熀浜� Volta 鏋舵(g貌u)鐨勭浜屼唬 NVLink 鐧�(f膩)甯�锛屽柈閺堝彲瀵�(sh铆)鐝�(xi脿n) 50 GB/s 鐨勯洐鍚戝付瀵�锛屽柈鑺墖鍙敮鎸� 6 閺堣矾锛屽嵆 300 GB/s 鐨勭附闆欏悜甯跺銆�2020 骞达紝鍩轰簬 Ampere 鏋舵(g貌u)鐨勭涓変唬 NVLink 鐧�(f膩)甯�锛屽柈閺堝彲瀵�(sh铆)鐝�(xi脿n) 50 GB/s 鐨勯洐鍚戝付瀵�锛屽柈鑺墖鍙敮鎸� 12 閺堣矾锛屽嵆 600 GB/s 鐨勭附闆欏悜甯跺銆�2022 骞�锛屽熀浜� Hopper 鏋舵(g貌u)鐨勭鍥涗唬 NVLink 鐧�(f膩)甯�锛屽偝杓镐俊铏�(h脿o)璁�?y艒u)?PAM4 瑾�(di脿o)鍒堕浕淇¤櫉(h脿o)锛屽柈閺堝彲瀵�(sh铆)鐝�(xi脿n) 50 GB/s 鐨勯洐鍚戝付瀵�锛屽柈鑺墖鍙敮鎸� 18 閺堣矾锛屽嵆 900 GB/s 鐨勭附闆欏悜甯跺銆�

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