[B! CPU] moccos_infoã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

moccos_info id:moccos_info

CPUã«é–¢ã™ã‚‹moccos_infoã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (210)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

ç¬¬1å›žï¼šä»Šå¹´ã¯14nmåŠå°Žä½“æ±ºæˆ¦ã®å¹´ã€œã¨ã“ã‚ã§14nmã¨ã¯ã©ã“ã®é•·ã•ï¼Ÿ (1/3) | é€£è¼‰04 åŠå°Žä½“ãƒ†ã‚¯ãƒŽãƒã‚¸ãƒ¼ã®ä»Š | Telescope Magazine
#ã‚¿ã‚° ASIC DRAM IC ITRS Intel MOSFET MOSãƒˆãƒ©ãƒ³ã‚¸ã‚¹ã‚¿ MPU TSMC nmãƒ—ãƒã‚»ã‚¹ ã‚²ãƒ¼ãƒˆé•· ã‚µãƒ ã‚¹ãƒ³ ãƒãƒ£ãƒãƒ« ãƒˆãƒ©ãƒ³ã‚¸ã‚¹ã‚¿ ãƒŽãƒ¼ãƒ‰ ãƒ•ã‚¡ã‚¦ãƒ³ãƒ‰ãƒªãƒ¼ ãƒ•ãƒ©ãƒƒã‚·ãƒ¥ãƒ¡ãƒ¢ãƒª ãƒ—ãƒã‚»ã‚¹ åŠå°Žä½“ åŠå°Žä½“ å¾®ç´°åŒ– é›†ç©å›žè·¯ é›†ç©åº¦ åŠå°Žä½“æŠ€è¡“ã¯ãƒ ãƒ¼ã‚¢ã®æ³•å‰‡ã«å¾“ã£ã¦ã€ã²ãŸã™ã‚‰é›†ç©åº¦ã‚’ä¸Šã’ã‚‹æ–¹å‘ã§ã“ã‚Œã¾ã§é€²åŒ–ã‚’é‚ã’ã¦ããŸã€‚é›†ç©åº¦ã‚’ä¸Šã’ã‚‹ãŸã‚ã«10Âµmï¼ˆãƒŸã‚¯ãƒãƒ³ï¼1/100mmï¼‰æ™‚ä»£ã‹ã‚‰å§‹ã¾ã£ãŸé›†ç©å›žè·¯ï¼ˆICï¼‰ã¯ã²ãŸã™ã‚‰å¾®ç´°åŒ–ã‚’å®Ÿç¾ã—ã€ä»Šæœ€å…ˆç«¯ã®è£½å“æŠ€è¡“ã¯14nmï¼ˆãƒŠãƒŽãƒ¡ãƒ¼ã‚¿ãƒ¼ï¼‰ã®æŠ€è¡“ã¾ã§ã‚„ã£ã¦ãã¦ã„ã‚‹ã€‚ã—ã‹ã—ãƒˆãƒ©ãƒ³ã‚¸ã‚¹ã‚¿æ§‹é€ ã¯3æ¬¡å…ƒã«ãªã‚Šã€ã©ã®å¯¸æ³•ãŒ14nmãªã®ã‹ä¸æ˜Žã«ãªã£ã¦ããŸã€‚æœ¬é€£è¼‰ã§ã¯ã€ç¬¬1å›žç›®ã¯æœ€å°å¯¸æ³•ã®å®šç¾©ã«ã¤ã„ã¦ã€ç¬¬2å›žã¯3æ¬¡å…ƒåŒ–ã¸ã®é“ã€ç¬¬3å›žã¯ã•ã‚‰ãªã‚‹å¤§å£å¾„åŒ–ï¼ˆ450mmï¼‰ã¸ã®å±•æœ›ã«ã¤ã„ã¦ãŠå±Šã‘ã™ã‚‹ã€‚ æœ€è¿‘ã€æ–°èžã‚„ã‚¦ã‚§ãƒ–ã‚µã‚¤ãƒˆã‚’è¦‹ã¦ã„ã‚‹ã¨ã€ã€Œç±³å›½ã‚¤ãƒ³ãƒ†
moccos_info 2022/01/29
CPU
ãƒªãƒ³ã‚¯
Noctuaã€Core i9-11900Kã‚‚ãƒ•ã‚¡ãƒ³ãƒ¬ã‚¹ã§é§†å‹•ã§ãã‚‹ãƒ’ãƒ¼ãƒˆã‚·ãƒ³ã‚¯ã€ŒNH-P1ã€
moccos_info 2021/06/20
â€œAMDã®Ryzenã‚·ãƒªãƒ¼ã‚ºã¯å¯¾å¿œãŒé›£ã—ã„ã‚ˆã†ã§ã€ç‰¹ã«Ryzen 7ä»¥ä¸Šã¨ãªã‚‹ã¨ãƒ•ã‚¡ãƒ³ã‚’åˆ¥é€”ä»˜ã‘ã¦ã‚‚è² è·æ™‚ã«ãƒ™ãƒ¼ã‚¹ã‚¯ãƒãƒƒã‚¯ã‚’ä¸‹å›žã‚‹æ™‚ãŒã‚ã‚Šã€ãƒ•ã‚¡ãƒ³ãƒ¬ã‚¹ã ã¨ãã‚‚ãã‚‚ãƒ™ãƒ¼ã‚¹ã‚¯ãƒãƒƒã‚¯ã®ç¶æŒã™ã‚‰é›£ã—ã„â€

cpu
ãƒªãƒ³ã‚¯
ã€Œ7nmã®åŠå°Žä½“ã€ã«7nmã®ç®‡æ‰€ã¯ã©ã“ã«ã‚‚ãªã‹ã£ãŸ åŠå°Žä½“ã®ãƒ—ãƒã‚»ã‚¹ãƒ«ãƒ¼ãƒ«ã¨ã¯ä¸€ä½“ä½•ã‹ï¼Ÿ | JBpress (ã‚¸ã‚§ã‚¤ãƒ“ãƒ¼ãƒ—ãƒ¬ã‚¹)
ï¼ˆæ¹¯ä¹‹ä¸Š éš†ï¼šæŠ€è¡“çµŒå–¶ã‚³ãƒ³ã‚µãƒ«ã‚¿ãƒ³ãƒˆã€å¾®ç´°åŠ å·¥ç ”ç©¶æ‰€æ‰€é•·ï¼‰ æœ€å…ˆç«¯ã®åŠå°Žä½“ãƒ¡ãƒ¼ã‚«ãƒ¼ã¯ã©ã“ã‹ï¼Ÿ ç¾åœ¨ã€å¾®ç´°åŒ–ã®æœ€å…ˆç«¯ã‚’ç«¶ã£ã¦ã„ã‚‹ã®ã¯ã€PCã‚„ã‚µãƒ¼ãƒãƒ¼ç”¨ãƒ—ãƒã‚»ãƒƒã‚µã®ãƒãƒ£ãƒ³ãƒ”ã‚ªãƒ³ã§ã‚ã‚‹ç±³ã‚¤ãƒ³ãƒ†ãƒ«ã€è‡ªç¤¾ã®ã‚¹ãƒžãƒ›ã€ŒGALAXYã€ç”¨ã«ãƒ—ãƒã‚»ãƒƒã‚µã‚’è£½é€ ã—ã¦ã„ã‚‹ãƒ¡ãƒ¢ãƒªã®ãƒãƒ£ãƒ³ãƒ”ã‚ªãƒ³ã®éŸ“å›½ã‚µãƒ ã‚¹ãƒ³é›»åã€è£½é€ å°‚é–€ã®ãƒ•ã‚¡ã‚¦ãƒ³ãƒ‰ãƒªã®ãƒãƒ£ãƒ³ãƒ”ã‚ªãƒ³ã€å°æ¹¾TSMCã®3ç¤¾ã§ã‚ã‚‹ã€‚ ã“ã®3ç¤¾ã®ã©ã“ãŒå¾®ç´°åŒ–ã§å…ˆè¡Œã—ã¦ã„ã‚‹ã®ã ã‚ã†ã‹ï¼Ÿã€€ç†è€…ã‚‚å¯„ç¨¿ã—ã¦ã„ã‚‹åŠå°Žä½“æ¥ç•ŒèªŒã®ã€ŒEE Times Japanã€ã®è¨˜äº‹ã‚’ã„ãã¤ã‹æŒ™ã’ã¦ã¿ã‚ˆã†ã€‚ ãƒ»ã€Žé…ã‚Œã«é…ã‚Œã¦ã€ã‚ˆã†ã‚„ãå‡ºè·ï¼šIntelãŒ10nmãƒ—ãƒã‚»ã‚¹ã®ç¬¬10ä¸–ä»£ã€ŒCoreã€ãƒ—ãƒã‚»ãƒƒã‚µã‚’ç™ºè¡¨ã€ï¼ˆEE Times Japanã€2019å¹´8æœˆ6æ—¥ã€ï¼‰ ãƒ»ã€ŽTSMCãŒå¹´é–“æŠ•è³‡é¡ã‚’å¼•ãä¸Šã’ï¼š5nmï¼7nmãƒãƒƒãƒ—ã®éœ€è¦ã‚’å¾ŒæŠ¼ã—ã™ã‚‹ã®ã¯ã€Œ5Gã€ã€ï¼ˆEE Times Japanã€2019å¹´7æœˆ26æ—¥ã€ï¼‰
moccos_info 2019/09/14
åˆã‚ã¦èžã„ãŸã¨ãã¯ã³ã£ãã‚Šã—ãŸã€‚ã‚‚ã†ã¡ã‚‡ã£ã¨åºƒã‚ã‚ˆã†

CPU
ãƒªãƒ³ã‚¯
CPUã®ä½œã‚Šæ–¹ - å¯Œå£«é€š
ã‚·ãƒªã‚³ãƒ³ï¼ˆã‚±ã‚¤ç´ ï¼‰ã®å¤§ããªå˜çµæ™¶ï¼ˆç´”åº¦99.999999999ï¼…ï¼‰ã‚’ã€ãƒ€ã‚¤ãƒ¤ãƒ¢ãƒ³ãƒ‰ãƒ–ãƒ¬ãƒ¼ãƒ‰ã§ã‚¹ãƒ©ã‚¤ã‚¹ã—ã¦ã€è–„ã„ã‚·ãƒªã‚³ãƒ³ã‚¦ã‚§ãƒ¼ãƒã‚’ä½œã‚Šã¾ã™ã€‚
moccos_info 2019/07/02
CPU
ãƒªãƒ³ã‚¯
ã€å¾Œè—¤å¼˜èŒ‚ã®Weeklyæµ·å¤–ãƒ‹ãƒ¥ãƒ¼ã‚¹ã€‘ AMDãŒZen 2ã§æŽ¡ç”¨ã—ãŸç¾åœ¨æœ€å¼·ã®åˆ†å²äºˆæ¸¬ã€ŒTAGEã€
moccos_info 2019/06/26
"CPUã®è¨˜äº‹ã§ã¯ã€æŠ•æ©Ÿå®Ÿè¡Œã¨ã‚¢ã‚¦ãƒˆã‚ªãƒ–ã‚ªãƒ¼ãƒ€å®Ÿè¡Œã‚’æ··åŒã—ã¦ã„ã‚‹ã‚±ãƒ¼ã‚¹ãŒã‚ã‚‹ãŒã€ä¸¡æŠ€è¡“ã¯ç•°ãªã‚Š" åœ°å‘³ã«ã¡ãã¡ãã—ã¦ã‚‹ã®å¥½ã

CPU
ãƒªãƒ³ã‚¯
x86ã®å‰²ã‚Šè¾¼ã¿ãŒé…ã„ãƒ¯ã‚± - å€Ÿã‚Šåˆã‚ã®ã²ã¿ã¤ãã¡
CPUãŒç¾åœ¨å®Ÿè¡Œä¸ã®ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’ä¸æ–ã—ã¦å‡¦ç†ã—ãªã‘ã‚Œã°ãªã‚‰ãªã„äº‹è±¡ãŒç™ºç”Ÿã—ãŸæ™‚ã€ä¸€èˆ¬ã«ã€Œå‰²ã‚Šè¾¼ã¿ã€ã¨ã„ã†ãƒ¡ã‚«ãƒ‹ã‚ºãƒ ã‚’ä½¿ã£ã¦ãã®äº‹è±¡ã‚’å‡¦ç†ã—ã¾ã™ã€‚ åºƒç¾©ã®å‰²ã‚Šè¾¼ã¿ã¯å®Ÿéš›ã«ã¯ä»¥ä¸‹ã®3ç¨®é¡žã«åˆ†é¡žã§ãã¾ã™ã€‚ ä¾‹å¤– CPUãŒå‘½ä»¤ã®å®Ÿè¡Œã‚’ç¶™ç¶šã§ããªã„äº‹è±¡ãŒç™ºç”Ÿã—ãŸã¨ãã«OSã«åˆ¤æ–ã‚’å§”ãã‚‹ãŸã‚ã«ä¾‹å¤–ãŒç™ºç”Ÿã—ã¾ã™ã€‚ å¤šãã®å ´åˆã¯ãƒ—ãƒã‚°ãƒ©ãƒ ã®ãƒŸã‚¹ã«ã‚ˆã‚‹ã‚¨ãƒ©ãƒ¼ã‚„æ‚ªæ„ã‚ã‚‹ãƒ—ãƒã‚°ãƒ©ãƒ ã«ã‚ˆã‚‹ä¸æ£ãªç‰¹æ¨©æ“ä½œã‚’è¡ŒãŠã†ã¨ã—ãŸå ´åˆã«ä¾‹å¤–ãŒç™ºç”Ÿã—ã¦ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ãŒçµ‚äº†ã—ã¾ã™ãŒã€å…¨ã¦ã®ä¾‹å¤–ãŒå¿…ãšã—ã‚‚ã‚¨ãƒ©ãƒ¼çµ‚äº†ã¨ãªã‚‹ã‚ã‘ã§ã¯ãªãã€ãƒšãƒ¼ã‚¸ãƒ•ã‚©ãƒ¼ãƒ«ãƒˆã®ã‚ˆã†ã«OSã®å‡¦ç†ã«ã‚ˆã£ã¦å‘½ä»¤å®Ÿè¡ŒãŒç¶šè¡Œå¯èƒ½ãªå ´åˆã‚‚ã‚ã‚‹ä¾‹å¤–ã‚‚ã‚ã‚Šã¾ã™ã€‚ å¤–éƒ¨å‰²ã‚Šè¾¼ã¿ å¤–éƒ¨ãƒ‡ãƒã‚¤ã‚¹ã®ãƒ‡ãƒ¼ã‚¿è»¢é€ãŒçµ‚äº†ã—ãŸã‚Šã€ãƒ‡ãƒ¼ã‚¿è»¢é€è¦æ±‚ãŒã‚ã£ãŸã‚Šã€ã‚¿ã‚¤ãƒžãƒ¼ã®çŠ¶æ…‹ãŒå¤‰åŒ–ã—ãŸã¨ããªã©ã«CPUã«é€šçŸ¥ã™ã‚‹ãŸã‚ã«å‰²ã‚Šè¾¼ã¿ãŒç™ºç”Ÿã—ã¾ã™ã€‚ç‹ç¾©ã®å‰²ã‚Šè¾¼ã¿ã¯ã“ã‚Œã‚’æŒ‡ã—ã¾ã™ã€‚ x86ã¯æ´å²çš„äº‹æƒ…ã«ã‚ˆ
moccos_info 2019/02/27
CPU

OS
ãƒªãƒ³ã‚¯
ã‚ãªãŸã®ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚¹ã‚¿ãƒƒã‚¯æ£ã—ãè¨å®šã•ã‚Œã¦ã„ã¾ã™ã‹ï¼Ÿ - Qiita
#ã¯ã˜ã‚ã« Linux Advent Calendar 10 æ—¥ç›®ã®è¨˜äº‹ã§ã™ã€‚ é‹ç”¨ã‚„ç ”ç©¶é–‹ç™ºã®ç¾å ´ã§ã¯ã€ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã®å®Ÿé¨“ã€ã¾ãŸã¯æ©Ÿå™¨ã®ãƒ†ã‚¹ãƒˆã‚„é¸å®šãªã©ã®ãŸã‚ã«ã€ãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯ãƒ„ãƒ¼ãƒ«ã‚„è‡ªå‰ã®ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã§ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿é–“ã®é€šä¿¡é€Ÿåº¦ã‚’è¨ˆæ¸¬ã™ã‚‹æ©Ÿä¼šãŒå¤šã€…ã‚ã‚‹ã¨æ€ã„ã¾ã™ã€‚ä¸€æ–¹ã§10Gbpsã‚„40Gbpsã¨ã„ã£ãŸæ˜¨ä»Šã®é«˜é€Ÿãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã«ãŠã„ã¦ã¯ã€ã“ã‚Œã‚‰ã®è¨ˆæ¸¬çµæžœã¯ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã®é€šä¿¡APIéƒ¨åˆ†ã®å®Ÿè£…ã€ã‚«ãƒ¼ãƒãƒ«ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã¾ãŸã¯ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã«ã‚ˆã£ã¦å¤§ããå¤‰ã‚ã£ã¦ã—ã¾ã†ãŸã‚ã€æ£ç¢ºãªè¨ˆæ¸¬ã‚’è¡Œã†ãŸã‚ã«ã¯ã“ã‚Œã‚‰ã‚’æ£ã—ãè¨å®š/ç†è§£ã™ã‚‹å¿…è¦ãŒã‚ã‚Šã¾ã™ã€‚ã“ã®è¨˜äº‹ã§ã¯ã€ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯å‘¨ã‚Šã®ã‚«ãƒ¼ãƒãƒ«ã¨ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã®å‹•ä½œã®æ¦‚è¦ã¨ã€ãã®ä¸ã®é‡è¦ãªãƒã‚¤ãƒ³ãƒˆã‚’ç†è§£ã™ã‚‹ã“ã¨ã‚’ç›®çš„ã«ã—ã¾ã™ã€‚ #ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã®ãŠã•ã‚‰ã„ ã¾ãšæœ€åˆã«ã€TCPã‚’ä½¿ã†ä»Šæ™‚ã®ã‚µãƒ¼ãƒãƒ—ãƒã‚°ãƒ©ãƒ ãŒã©ã®ã‚ˆã†ã«ã§ãã¦ã„ã‚‹ã‹ç°¡å˜ã«ãŠã•ã‚‰ã„ã—
moccos_info 2018/12/17
ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã¨ã„ã†ã‚ˆã‚Šä¸»ã«ãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯è©±ã€‚ã‚¿ãƒ¼ãƒœãƒ–ãƒ¼ã‚¹ãƒˆã€ã‚¹ãƒªãƒ¼ãƒ—ã€ãƒ•ã‚¡ã‚¤ã‚¢ã‚¦ã‚©ãƒ¼ãƒ«ãªã©

cpu

performance

benchmark
ãƒªãƒ³ã‚¯
ã€å¾Œè—¤å¼˜èŒ‚ã®Weeklyæµ·å¤–ãƒ‹ãƒ¥ãƒ¼ã‚¹ã€‘ ZEN 2ãƒ™ãƒ¼ã‚¹ã®64ã‚³ã‚¢CPUã€ŒRomeã€ã¯ãªãœCPUã¨I/Oã‚’åˆ†é›¢ã—ãŸã®ã‹
moccos_info 2018/12/10
AthlonãŒãƒ¡ãƒ¢ãƒªã‚³ãƒ³ãƒˆãƒãƒ¼ãƒ©çµ±åˆã—ã¦ãƒ¯ã‚¯ãƒ¯ã‚¯ã—ãŸã®ã‚‚æœ€æ—©å¤§æ˜”â€¦

memory

CPU
ãƒªãƒ³ã‚¯
ã€ŒSnapdragon 855ã€ã®ã‚¹ãƒšãƒƒã‚¯ãŒæ˜Žã‚‰ã‹ã« - ã‚±ãƒ¼ã‚¿ã‚¤ Watch
moccos_info 2018/12/07
"ä¸»ã«ãƒ™ã‚¯ãƒˆãƒ«è¨ˆç®—ãªã©ã§AIé–¢é€£ã®å‡¦ç†ã‚’å—ã‘æŒã¤Hexagon 690" DSPã€ã‚‚ã¯ã‚„AIç”¨ã®çŸ³ã«ãªã£ã¨ã‚‹

CPU
ãƒªãƒ³ã‚¯
Hideyuki Tanakaã•ã‚“ã®ãƒ„ã‚¤ãƒ¼ãƒˆ: "ã¨ã“ã‚ã§æ˜¨ä»Šã¯è¨ˆç®—æ©Ÿã®B/Fæ¯”ï¼ˆByte per FLOPSã€æ¼”ç®—æ€§èƒ½ã‚ãŸã‚Šã®ãƒ¡ãƒ¢ãƒªãƒãƒ³ãƒ‰å¹…ï¼‰ã®ä½Žä¸‹ãŒå•é¡Œã«ãªã£ã¦ã„ã¦ã€HPLã ã¨ã“ã‚ŒãŒ0.03ã¨ã‹ãã†ã„ã†ã‚ªãƒ¼ãƒ€ãƒ¼ã§ã‚‚å·¥å¤«æ¬¡ç¬¬ã§æ€§èƒ½ãŒå‡ºã¦ã—ã¾ã†ã®ã§ã€ã“ã†ã„ã†ãƒ™ãƒ³ãƒã¯å®Ÿã‚¢ãƒ—ãƒªã«å³ã—ã¦ã„ãªã„ã¨ã‹ã€ãã†ã„ã†æ‰¹åˆ¤ãŒå½“ç„¶èµ·ã“ã£ã¦æ¥ã¦ã„ã‚‹ã‚ã‘ã ã‘ã©ã‚‚ã€"
moccos_info 2018/11/22
"è¨ˆç®—æ©Ÿã®B/Fæ¯”ï¼ˆByte per FLOPS"

CPU

memory
ãƒªãƒ³ã‚¯
2018å¹´ã®RISC-Vé–¢ä¿‚ã®(ç§ã®)è¬›æ¼”è³‡æ–™ã‚’ã™ã¹ã¦å…¬é–‹ã—ã¾ã—ãŸ - FPGAé–‹ç™ºæ—¥è¨˜
ãšã„ã¶ã‚“ã¨ã‚¢ãƒƒãƒ—ãƒãƒ¼ãƒ‰ã™ã‚‹ã®ã‚’å¿˜ã‚Œã¦ã„ã¾ã—ãŸãŒã€ä»Šå¹´ã®äºˆå®šã—ã¦ã„ã‚‹RISC-Vé–¢ä¿‚ã®è¬›æ¼”ã¯ã™ã¹ã¦ã‚„ã‚Šåˆ‡ã£ãŸã®ã§ã€ç™ºè¡¨è³‡æ–™ã‚’ã™ã¹ã¦å…¬é–‹ã—ãŸã„ã¨æ€ã„ã¾ã™ã€‚ ä»Šå¹´ã¯4ä»¶è¬›æ¼”ã—ã¾ã—ãŸã€‚ç§‹é ƒã‹ã‚‰é›†ä¸ã—ãŸã®ã§ãšã„ã¶ã‚“ã¨æ¯åˆ‡ã‚Œã—ã¾ã—ãŸã€‚ ç‰¹ã«Design Solution Forumã¯40åˆ†ã€ET & IoT Techonolgyã®ãƒ†ã‚¯ãƒ‹ã‚«ãƒ«ã‚»ãƒƒã‚·ãƒ§ãƒ³ã¯90åˆ†ãªã®ã§ã‹ãªã‚Šãã¤ã„ã€‚ ã‚ã¨ã¯ã€RISC-V Day Workshopã§MICRO51ã®ä¼šå ´ã§ç™ºè¡¨ã§ããŸã®ã¯å€‹äººçš„ã«ã†ã‚Œã—ã‹ã£ãŸã€‚ RISC-V Day Workshopã®è³‡æ–™ã¯riscv.orgã«è¼‰ã‚‹ã¯ãšãªã‚“ã§ã™ãŒã€æœªã ã«ã‚¢ãƒƒãƒ—ãƒãƒ¼ãƒ‰ã•ã‚Œã¦ã„ãªã„ã®ã§ç§ã®è³‡æ–™ã¯å‹æ‰‹ã«å…¬é–‹ã—ã¾ã™ã€‚ RISC-V Foundationã®Asiaæ”¯éƒ¨ã€ã©ã†ãªã£ã¦ã‚“ã®ï¼Ÿ 2018å¹´09æœˆ12æ—¥ Design Solution Forum 2018 RISC-V Day To
moccos_info 2018/11/15
CPU
ãƒªãƒ³ã‚¯
æœ€æ–°CPUã¯Pentium Dã€Core 2 Duoã®ä½•å€é€Ÿã„ã®ã‹?
moccos_info 2018/11/14
"CPU(ã‚·ãƒ³ã‚°ãƒ«ã‚³ã‚¢)ã¯31cbãªã®ã§ã€ã“ã¡ã‚‰ã‚‚7å€" 3å€ã¯å¤‰ã‚ã‚‰ãªã„ã‹ã¨æ€ã£ã¦ã„ãŸã®ã§ã³ã£ãã‚Šã—ãŸãŒã€ãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯ã ã‹ã‚‰TurboBooståˆ†ãŒåŠ¹ãã®ã‹ãª

CPU
ãƒªãƒ³ã‚¯
What's a CPU to do when it has nothing to do? [LWN.net]
Did you know...?LWN.net is a subscriber-supported publication; we rely on subscribers to keep the entire operation going. Please help out by buying a subscription and keeping LWN on the net. It would be reasonable to expect doing nothing to be an easy, simple task for a kernel, but it isn't. At Kernel Recipes 2018, Rafael Wysocki discussed what CPUs do when they don't have anything to do, how the
moccos_info 2018/10/12
ç¯€é›»ã‚¹ãƒ†ãƒ¼ãƒˆã¯ç¨¼åƒçŠ¶æ…‹ã‹ã‚‰é ã„ã»ã©å‡ºå…¥ã‚Šã‚³ã‚¹ãƒˆãŒå¤§ãã„ã€ãã®å‰æã§æœ€é©é‹ç”¨ã‚’æŽ¢ã™

CPU

linux

OS
ãƒªãƒ³ã‚¯
7th RISC-V Workshop ã® Vector Extension Proposal æ¦‚è¦ - FPGAé–‹ç™ºæ—¥è¨˜
RISC-V 7th Workshopã§ã¯ã€Vector Extensionã®èª¬æ˜ŽãŒãªã•ã‚Œã¦ã„ã‚‹ã€‚ The RISC-V Vector ISA https://content.riscv.org/wp-content/uploads/2017/12/Wed-1330-RISCVRogerEspasaVEXT-v4.pdf è³‡æ–™ã‚’èªã¿ãªãŒã‚‰ã¾ã¨ã‚ã¦ã¿ã‚‹ã€‚è¿½è¨˜ã®å¯èƒ½æ€§ã‚ã‚Šã€‚ RISC-V Vector Extensionã®ç‰¹å¾´ã¨ã—ã¦ã¯ã€ ãªã‚‹ã¹ãã‚³ãƒ³ãƒ‘ã‚¯ãƒˆã«ã™ã‚‹ã“ã¨ã€‚ ãƒ™ã‚¯ãƒˆãƒ«ãƒ¬ã‚¸ã‚¹ã‚¿ã®å‡¦ç†ã«ãƒžã‚¹ã‚¯ã‚’åŠ ãˆã€ä»»æ„ã®è¦ç´ ã®ã¿æ¼”ç®—ãŒé©ç”¨ã•ã‚Œã‚‹ã‚ˆã†ã«ã™ã‚‹ã€‚ ã‚¹ã‚«ãƒ©ãƒ¼ã€ãƒ™ã‚¯ãƒˆãƒ«ã€è¡Œåˆ—ã®å½¢å¼ãªã©ã‚’ã‚µãƒãƒ¼ãƒˆã™ã‚‹(ãŸã ã—è¡Œåˆ—å½¢å¼ã¯ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã§ã‚ã‚Šã€ãƒ™ãƒ¼ã‚¹ã®ä»•æ§˜ã«ã¯è¿½åŠ ã•ã‚Œãªã„)ã€‚ åž‹ã‚’æ··åœ¨ã•ã›ã‚‹ã“ã¨ãŒå‡ºæ¥ã‚‹ã€‚ (è‡ªç§°)ã“ã‚Œã¾ã§ã®ãƒ™ã‚¯ãƒˆãƒ«å‘½ä»¤ã®ä¸ã§æœ€é«˜ã®å‡ºæ¥ã§ã‚ã‚‹ã€‚ ãƒ™ã‚¯ãƒˆãƒ«ãƒ¬ã‚¸ã‚¹ã‚¿ ãƒ™ã‚¯ãƒˆãƒ«ãƒ¬ã‚¸ã‚¹ã‚¿ã¯V0ã‹ã‚‰
moccos_info 2018/08/08
CPU
ãƒªãƒ³ã‚¯
ã€å¾Œè—¤å¼˜èŒ‚ã®Weeklyæµ·å¤–ãƒ‹ãƒ¥ãƒ¼ã‚¹ã€‘ Armã€Skylakeã®æ€§èƒ½ã®90%ã«è¿«ã‚‹CPUã‚³ã‚¢ã€ŒCortex-A76ã€
moccos_info 2018/06/02
Armã®2019å¹´ãƒãƒ¼ãƒ‰ãƒžãƒƒãƒ—ã€‚ãã®é ƒIntelã‚‚1ä¸–ä»£é€²ã‚“ã§ã‚‹ã®ã§ã¯ï¼Ÿ

CPU
ãƒªãƒ³ã‚¯
IntelãŒæ–°ãŸã«æ‰“ã¡å‡ºã™ã€ŒCore i+ã€ãƒ–ãƒ©ãƒ³ãƒ‰ã¨ã¯?
moccos_info 2018/04/05
i+ ã‚¤ãƒ³ã‚¯ãƒªãƒ¡ãƒ³ãƒˆã®typoã¿ãŸã„ã§ã‚¦ã‚ºã‚¦ã‚ºã™ã‚‹ (è¨€ã„ãŒã‹ã‚Š)

CPU
ãƒªãƒ³ã‚¯
ãƒžã‚¤ã‚¯ãƒã‚½ãƒ•ãƒˆã€ä¸€éƒ¨AMDãƒãƒƒãƒ—æè¼‰PCã¸ã®CPUè„†å¼±æ€§ãƒ‘ãƒƒãƒã‚’ä¸€æ™‚åœæ¢
Microsoftã¯AMDè£½ãƒ—ãƒã‚»ãƒƒã‚µã‚’æè¼‰ã™ã‚‹ä¸€éƒ¨ã®ãƒ‡ãƒã‚¤ã‚¹ã«å¯¾ã—ã€ç·Šæ€¥ã®ã€ŒWindowsã€æ›´æ–°ãƒ—ãƒã‚°ãƒ©ãƒ ã®é…ä¿¡ã‚’ä¸€æ™‚åœæ¢ã—ãŸã€‚ä¸€éƒ¨ã®ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã§ã€ãƒ‘ãƒƒãƒã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ãŸå¾Œã«å†èµ·å‹•ã§ããªã„å•é¡ŒãŒç”Ÿã˜ãŸãŸã‚ã ã€‚ ä»Šå›žã®Windowsæ›´æ–°ãƒ—ãƒã‚°ãƒ©ãƒ ã«ã¯ã€Spectreã¨Meltdownã¨ã„ã†ã€ç«¯æœ«ã®CPUã«å¯¾ã™ã‚‹ãƒãƒƒã‚ãƒ³ã‚°æ”»æ’ƒã«åˆ©ç”¨ã•ã‚Œã‚‹æã‚Œã®ã‚ã‚‹è„†å¼±æ€§ã«å¯¾ã™ã‚‹ä¿®æ£ãŒå«ã¾ã‚Œã¦ã„ãŸã€‚å†èµ·å‹•ã§ããªã‹ã£ãŸPCã«ã¯ã€AMDè£½ã®ãƒ—ãƒã‚»ãƒƒã‚µãŒæè¼‰ã•ã‚Œã¦ã„ãŸã€‚AMDã¯ã€Spectreã®å½±éŸ¿ã‚’å—ã‘ã‚‹è£½å“ã®ãƒãƒƒãƒ—è£½é€ å…ƒ3ç¤¾ã®ã†ã¡ã®1ç¤¾ã ã€‚ Microsoftã¯åŒç¤¾ã®ã‚µãƒãƒ¼ãƒˆã‚¦ã‚§ãƒ–ã‚µã‚¤ãƒˆä¸Šã§ã€ä»Šå›žã®è„†å¼±æ€§ã®å½±éŸ¿ã‚’å—ã‘ã‚‹AMDè£½ãƒ—ãƒã‚»ãƒƒã‚µã‚’æè¼‰ã™ã‚‹ãƒ‡ãƒã‚¤ã‚¹ã«å¯¾ã—ã€ä»¥ä¸‹ã®Windowsæ›´æ–°ãƒ—ãƒã‚°ãƒ©ãƒ ã®é…ä¿¡ã‚’ä¸€æ™‚çš„ã«åœæ¢ã™ã‚‹ã“ã¨ã‚’æ˜Žã‚‰ã‹ã«ã—ãŸã€‚å¯¾è±¡ã¨ãªã‚‹ã®ã¯ã€ç±³å›½æ™‚é–“1æœˆ3æ—¥ã‹ã‚‰9æ—¥ã«ã‹ã‘ã¦é…ä¿¡ã•ã‚ŒãŸKB4056
moccos_info 2018/01/10
ãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ä¾å˜ã ã‹ã‚‰ä»•æ–¹ãªã„ãŒæ··ä¹±ã—ã¦ã‚‹ "ä¸€éƒ¨ã®ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã§ã€ãƒ‘ãƒƒãƒã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ãŸå¾Œã«å†èµ·å‹•ã§ããªã„"

CPU
ãƒªãƒ³ã‚¯
CPUã®è„†å¼±æ€§ Meltdownã¨Spectreã«ã¤ã„ã¦ã¾ã¨ã‚ã¦ã¿ãŸ - piyolog
2018å¹´1æœˆ3æ—¥ã«CPUã«é–¢é€£ã™ã‚‹3ã¤ã®è„†å¼±æ€§æƒ…å ±ãŒå…¬é–‹ã•ã‚Œã¾ã—ãŸã€‚å ±å‘Šè€…ã«ã‚ˆã‚‹ã¨ã“ã‚Œã‚‰ã®è„†å¼±æ€§ã¯Meltdownã€Spectreã¨å‘¼ç§°ã•ã‚Œã¦ã„ã¾ã™ã€‚ã“ã“ã§ã¯é–¢é€£æƒ…å ±ã‚’ã¾ã¨ã‚ã¾ã™ã€‚ è„†å¼±æ€§ã®æ¦‚è¦ å ±å‘Šè€…ãŒè„†å¼±æ€§æƒ…å ±ã‚’æ¬¡ã®å°‚ç”¨ã‚µã‚¤ãƒˆã§å…¬é–‹ã—ãŸã€‚ Meltdown and Spectre (ã¾ãŸã¯ã“ã¡ã‚‰) 3ã¤ã®è„†å¼±æ€§ã®æ¦‚è¦ã‚’ã¾ã¨ã‚ã‚‹ã¨æ¬¡ã®é€šã‚Šã€‚ è„†å¼±æ€§ã®åç§° Meltdown Spectre CVE CVE-2017-5754ï¼ˆRogue data cache loadï¼‰ CVE-2017-5753ï¼ˆBounds check bypassï¼‰ CVE-2017-5715ï¼ˆBranch target injectionï¼‰ å½±éŸ¿ã‚’å—ã‘ã‚‹CPU Intel Intelã€AMDã€ARM CVSSv3 åŸºæœ¬å€¤ 4.7(JPCERT/CC) 5.6(NIST) â†ã«åŒã˜ PoC å ±å‘Šè€…éžå…¬é–‹ è«–æ–‡ä¸ã«x
moccos_info 2018/01/06
è§£èª¬ã¯4äº€ã®ã‚’è¦‹ã‚‹ã¨ã—ã¦ã€ãã®å…ˆã‚’çŸ¥ã‚ŠãŸã„ã¨ãã®ãƒªãƒ³ã‚¯é›†çš„ãªã€‚

security

CPU
ãƒªãƒ³ã‚¯
GoogleãŒç™ºè¦‹ã—ãŸã€ŒCPUã®è„†å¼±æ€§ã€ã¨ã¯ä½•ãªã®ã‹ã€‚ã‚²ãƒ¼ãƒžãƒ¼ã«æ§ãã€Œæ£ã—ãæã‚Œã‚‹ã€ãã®æ–¹æ³•ã¾ã¨ã‚ - 4Gamer.net
GoogleãŒç™ºè¦‹ã—ãŸã€ŒCPUã®è„†å¼±æ€§ã€ã¨ã¯ä½•ãªã®ã‹ã€‚ã‚²ãƒ¼ãƒžãƒ¼ã«æ§ãã€Œæ£ã—ãæã‚Œã‚‹ã€ãã®æ–¹æ³•ã¾ã¨ã‚ ãƒ©ã‚¤ã‚¿ãƒ¼ï¼šç±³ç”° è¡ ä¸€èˆ¬ãƒ¡ãƒ‡ã‚£ã‚¢ã«ã‚‚ãƒ‹ãƒ¥ãƒ¼ã‚¹ã¨ã—ã¦å–ã‚Šä¸Šã’ã‚‰ã‚ŒãŸã®ã§ï¼Œ2017å¹´æœ«ã‹ã‚‰ã«ã‚ã‹ã«é¨’ãŒã‚Œã ã—ãŸã€ŒCPUã®è„†å¼±æ€§ã€ã«ã¤ã„ã¦ã¯ï¼Œ4Gamerèªè€…ã‚‚å¤šããŒèžãåŠã‚“ã§ã„ã‚‹ã“ã¨ã ã‚ã†ã€‚æµ·å¤–ã§ã¯ï¼Œã€ŒSpectreã€ï¼ˆã‚¹ãƒšã‚¯ã‚¿ãƒ¼ï¼‰ã‚„ã€ŒMeltdownã€ï¼ˆãƒ¡ãƒ«ãƒˆãƒ€ã‚¦ãƒ³ï¼‰ã¨ã„ã£ãŸãŠã©ã‚ãŠã©ã‚ã—ã„åå‰ãŒä»˜ã„ã¦ã„ã‚‹ã®ã§ï¼Œãã¡ã‚‰ã‚’ç›®ã«ã—ãŸã¨ã„ã†èªè€…ã‚‚ã„ã‚‹ã¨æ€ã†ã€‚ ã€ŒIntelè£½ã®CPUã ã‘ãŒæŒã¤è„†å¼±æ€§ã§ï¼ŒAMDè£½ã®CPUãªã‚‰å•é¡Œãªã„ã€ã‹ã‚‰å§‹ã¾ã£ã¦ï¼Œã€Œã„ã‚„ã„ã‚„AMDè£½ã®CPUã‚‚åŒæ§˜ã®è„†å¼±æ€§ã‚’æŠ±ãˆã¦ã„ã‚‹ã€ï¼Œã•ã‚‰ã«ã¯ã€Œãƒ¡ãƒ¢ãƒªãƒšãƒ¼ã‚¸ãƒ³ã‚°æ–¹å¼ã®ä»®æƒ³è¨˜æ†¶ã‚’ä½¿ã†CPUã®ã™ã¹ã¦ãŒæŒã¤è„†å¼±æ€§ã§ã‚ã‚‹ã€ãªã©ã¨ï¼Œæƒ…å ±ãŒéŒ¯ç¶œã—ã¦ã„ã‚‹ã®ã§ï¼Œä½•ã‚’ä¿¡ã˜ãŸã‚‰ã„ã„ã®ã‹åˆ†ã‹ã‚‰ãªã„ã¨ã„ã†äººã‚‚å¤šã„ã®ã§ã¯ãªã‹ã‚ã†ã‹ã€‚ãã‚‚ãã‚‚ï¼Œãƒ¡ãƒ¢ãƒªãƒšãƒ¼ã‚¸ãƒ³ã‚°æ–¹å¼
moccos_info 2018/01/05
åˆã‚ã¦æœ¬ä»¶ã®ã‚ã‹ã‚Šã‚„ã™ã„è§£èª¬ã‚’èªã‚“ã

CPU
ãƒªãƒ³ã‚¯
Arm Security Center
Entitlements could not be checked due to an error reaching the service. Showing non-confidential search results only.
moccos_info 2018/01/05
security

CPU
ãƒªãƒ³ã‚¯
1 2 3 4 5 6 7 8 9 10 æ¬¡ã®ãƒšãƒ¼ã‚¸