[B! ã‚¹ãƒ‘ã‚³ãƒ³] sobataroã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

sobataro id:sobataro

ã‚¹ãƒ‘ã‚³ãƒ³ã«é–¢ã™ã‚‹sobataroã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (21)

${{author_name}}$

{{{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}}

JP Morgan ChaseãŒãƒ‡ãƒªãƒãƒ†ã‚£ãƒ–å°‚ç”¨ã‚¹ãƒ‘ã‚³ãƒ³ã‚’FPGAã§ä½œã£ãŸè©± #fpgax - ã‚¹ãƒ†ã‚£ãƒ«ãƒã‚¦ã‚¹ã®æ›¸åº«ã®æ›¸åº«
é‡‘èžç³»ã§FPGAã¨ã„ã†ã¨HFTã¸ã®å¿œç”¨ãŒçŸ¥ã‚‰ã‚Œã¦ã‚‹ã‘ã©ã€ã“ã®äº‹ä¾‹ã¯ãƒªã‚¢ãƒ«ã‚¿ã‚¤ãƒ ãƒˆãƒ¬ãƒ¼ãƒ‰ã®è©±ã§ã¯ãªã„ã€‚é‡‘èžæ¥å‹™ã§å¿…è¦ã¨ã•ã‚Œã‚‹ãƒãƒƒãƒå‡¦ç†ã‚„HPCï¼ˆHigh Performance Computingï¼‰ã§ã‚‚FPGAãŒæœ¬æ ¼çš„ã«ä½¿ã‚ã‚Œå§‹ã‚ã¦ã‚‹ã¨ã„ã†è©±ã ã€‚ å…ƒãƒã‚¿ã¯ã€2011å¹´ã«JP Morgan Chaseã®äººãŒã‚¹ã‚¿ãƒ³ãƒ•ã‚©ãƒ¼ãƒ‰å¤§å¦ã§è¬›æ¼”ã—ãŸå†…å®¹ã€‚ã“ã®ãƒ“ãƒ‡ã‚ªã‚’è¦‹ã¦ã„ãŸã‚‰ã¨ã£ã£ã£ã¦ã‚‚é¢ç™½ã‹ã£ãŸã®ã§ã€ #fpgax ç¬¬3å›žã§ä½¿ã†è³‡æ–™ã¨ã—ã¦è¦ç‚¹ã‚’è¨³ã—ã€ä¿ºã®ã‚³ãƒ¡ãƒ³ãƒˆã‚„è£œè¶³ã‚’è¿½åŠ ã—ã¦ã¿ãŸã€‚ http://www.youtube.com/watch?v=9NqX1ETADn0 ï¼ˆã‚¹ãƒ©ã‚¤ãƒ‰ã¯ã“ã¡ã‚‰ï¼‰ ãªãŠã€FPGAã‚‚é‡‘èžã‚‚ç´ äººãªã®ã§ã€å‹˜é•ã„ã‚„èª¤è¨³ãŒã‚ã‚‹ã‹ã‚‚ã—ã‚Œãªã„ã€‚FPGAã¨ã¯ä½•ã‹ã‚ˆãçŸ¥ã‚‰ãªã„äººã¯ã“ã¡ã‚‰ã‚’ã©ã†ãžã€‚ ãƒªãƒ¼ãƒžãƒ³ãƒ»ã‚·ãƒ§ãƒƒã‚¯å¯¾ç–ã®ã‚¹ãƒ‘ã‚³ãƒ³é–‹ç™º JP Morgan Chaseã¯ã€ç¤¾å‚µã‚„ãƒ¢ãƒ¼ã‚²ãƒ¼ã‚¸ï¼ˆä¸å‹•ç”£ã‚’æ‹…ä¿
sobataro 2013/10/02
ã‚¹ãƒ‘ã‚³ãƒ³

programming

é‡‘èž
ãƒªãƒ³ã‚¯
è¨ˆç®—æ©Ÿã®ä¸ã®éŠ€æ²³ - ç‰§é‡Žæ·³ä¸€éƒŽ
sobataro 2012/05/29
ã‚¹ãƒ‘ã‚³ãƒ³

ç ”ç©¶
ãƒªãƒ³ã‚¯
http://jun-makino.sakura.ne.jp/talks/nagoya20120126.pdf
sobataro 2012/05/29
ã‚¹ãƒ‘ã‚³ãƒ³

æ”¿æ²»

ç ”ç©¶
ãƒªãƒ³ã‚¯
è“®èˆ«æ°ã€è‡ªæ°‘ãƒ»ç‰‡å±±æ°ã«ã€Œã‚¹ãƒ‘ã‚³ãƒ³ï¼‘ä½ã®å›½ã¯ï¼Ÿã€ã¨å•ã‚ã‚Œã€ã€Œå˜ã˜ã¾ã›ã‚“ã€æ‚”ã—ã„è¡¨æƒ…ã¿ã›ã‚‹â€¦ï¼‘ä½ã¯ã€Œä¸å›½ã€
â– ç·¨é›†å…ƒï¼šãƒ‹ãƒ¥ãƒ¼ã‚¹é€Ÿå ±+æ¿ã‚ˆã‚Šã€Œã€æ”¿æ²»ã€‘è“®èˆ«æ°ã€è‡ªæ°‘ãƒ»ç‰‡å±±æ°ã«ã€Œã‚¹ãƒ‘ã‚³ãƒ³ï¼‘ä½ã®å›½ã¯ï¼Ÿã€ã¨å•ã‚ã‚Œã€ã€Œå˜ã˜ã¾ã›ã‚“ã€æ‚”ã—ã„è¡¨æƒ…ã¿ã›ã‚‹â€¦ï¼‘ä½ã¯ã€Œä¸å›½ã€ã€ 1 æœˆæ›œã®æœÏ† â˜… :2011/03/08(ç«) 15:29:35.56 ID:???0 ã€Œå˜ã˜ã¾ã›ã‚“â€¦ã€ è“®èˆ«è¡Œæ”¿åˆ·æ–°æ‹…å½“ç›¸ãŒï¼˜æ—¥ã®å‚é™¢äºˆç®—å§”å“¡ä¼šã§ã€è‡ªæ°‘å…šã®ç‰‡å±±ã•ã¤ãæ°ã«ã€ ã‚¹ãƒ¼ãƒ‘ãƒ¼ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ãƒ¼ã®ä¸–ç•Œãƒ©ãƒ³ã‚ãƒ³ã‚°ï¼‘ä½ã‚’å•ã‚ã‚ŒãŸãŒç”ãˆã‚‰ã‚Œãšã€æ‚”ã—ã„ è¡¨æƒ…ã‚’è¦‹ã›ã‚‹ä¸€å¹•ãŒã‚ã£ãŸã€‚ ç‰‡å±±æ°ã«ã€Œï¼ˆäº‹æ¥ä»•åˆ†ã‘ã§ï¼‰äºˆç®—ã‚’ã‚«ãƒƒãƒˆã•ã‚Œã€å®Œæˆã‚’é…ã‚‰ã•ã‚ŒãŸã“ã¨ã§ä¸€èºã€ ã‚¹ãƒ‘ã‚³ãƒ³ãƒ©ãƒ³ã‚ãƒ³ã‚°ã®ï¼‘ä½ã¨ï¼“ä½ã«èºã‚Šå‡ºãŸå›½ãŒã‚ã‚‹ãŒã€ãã®å›½åã¯ã€ã¨å•ã‚ã‚Œã‚‹ã¨ã€ è“®èˆ«æ°ã¯ã€Œï¼ˆè³ªå•ï¼‰é€šå‘ŠãŒãªã„ã®ã§ã‚ã‹ã‚Šã¾ã›ã‚“ã€ã¨ä¸€åº¦ã¯çªã£ã±ããŸã€‚ã ãŒã€ ç‰‡å±±æ°ãŒã€Œã‚¹ãƒ‘ã‚³ãƒ³ã®äº‹æ¥ä»•åˆ†ã‘ã«ã¤ã„ã¦è³ªå•ã—ã¦ã„ã‚‹ã€‚ã‚ãªãŸãŒè¦‹ç›´ã—ãŸçµæžœ ã¨ã—ã¦ã€ãƒˆãƒƒãƒ—ã«èºã‚Šå‡ºãŸå›½åã¯ã€ã¨é‡ãã¦å•ã†ã¨ã€Œå˜ã˜
sobataro 2011/03/15
2ch

ãƒã‚¿

ã‚¹ãƒ‘ã‚³ãƒ³
ãƒªãƒ³ã‚¯
Engadget | Technology News & Reviews
My iPhone 11 is perfectly fine, but the new buttons on the iPhone 16 are compelling
sobataro 2011/01/08
x86ã‹ã‚‰é–‰ã‚ã ã•ã‚Œã¦å¿…æ»ã«ARMã«é€ƒã’ãŸã®ã‹ã¨æ€ã£ã¦ãŸã‘ã©ï¼Œæ¬¡ä¸–ä»£windowsãŒARMã‚µãƒãƒ¼ãƒˆã¨ã‹è¨€ã£ã¦ã‚‹ã—ï¼Œã‹ãªã‚Šã†ã¾ãé“ã‚’åˆ‡ã‚Šé–‹ã‘ãŸã®ã‹ãªï¼Ÿ

GPU

CPU

PC

ã‚¹ãƒ‘ã‚³ãƒ³
ãƒªãƒ³ã‚¯
è“®èˆ«è°å“¡ã«ä»•åˆ†ã‘ã‚‰ã‚ŒãŸã‚¹ãƒ‘ã‚³ãƒ³ å¯Œå£«é€šã®â€œå»‰ä¾¡ç‰ˆâ€ãŒçµ¶å¥½èª¿ï¼(ãƒ€ã‚¤ãƒ¤ãƒ¢ãƒ³ãƒ‰ãƒ»ã‚ªãƒ³ãƒ©ã‚¤ãƒ³) - Yahoo!ãƒ‹ãƒ¥ãƒ¼ã‚¹
è“®èˆ«è°å“¡ã«ä»•åˆ†ã‘ã‚‰ã‚ŒãŸã‚¹ãƒ‘ã‚³ãƒ³ å¯Œå£«é€šã®â€œå»‰ä¾¡ç‰ˆâ€ãŒçµ¶å¥½èª¿ï¼ ãƒ€ã‚¤ãƒ¤ãƒ¢ãƒ³ãƒ‰ãƒ»ã‚ªãƒ³ãƒ©ã‚¤ãƒ³7æœˆ23æ—¥(é‡‘) 8æ™‚30åˆ†é…ä¿¡ / çµŒæ¸ˆ - çµŒæ¸ˆç·åˆ ã€Œ2ä½ã§ã¯ãƒ€ãƒ¡ãªã‚“ã§ã—ã‚‡ã†ã‹ã€ æ¬¡ä¸–ä»£ã‚¹ãƒ¼ãƒ‘ãƒ¼ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ï¼ˆã‚¹ãƒ‘ã‚³ãƒ³ï¼‰ãªã©ã®é–‹ç™ºäºˆç®—ã®ä»•åˆ†ã‘ä½œæ¥ä¸ã«ã€ã‚ã®è“®èˆ«è°å“¡ï¼ˆç¾ãƒ»è¡Œæ”¿åˆ·æ–°å¤§è‡£ï¼‰ãŒæŠ•ã’ã‹ã‘ãŸè³ªå•ã¯ã€ä½™ã‚Šã«ã‚‚æœ‰åã«ãªã£ãŸã€‚ å®Ÿéš›ã®ä»•åˆ†ã‘ä½œæ¥ã«ãŠã„ã¦ã¯ã€æ¬¡ä¸–ä»£ã‚¹ãƒ‘ã‚³ãƒ³äºˆç®—ã¯ä¸€æ™‚ã€ã€Œå‡çµã€åˆ¤å®šãŒä¸‹ã•ã‚ŒãŸã“ã¨ã‚‚ã‚ã£ãŸãŒã€ãã®ä¸€æ–¹ã§ã€å¯Œå£«é€šã§ã¯ã‚¹ãƒ‘ã‚³ãƒ³ã®ãƒŽã‚¦ãƒã‚¦ã‚’å¿œç”¨ã—ãŸâ€œå»‰ä¾¡ç‰ˆã‚¹ãƒ‘ã‚³ãƒ³â€ã®è²©å£²ãŒçµ¶å¥½èª¿ãªã®ã ã¨ã„ã†ã€‚ ã‚¹ãƒ‘ã‚³ãƒ³ã¨ã¯ã€é«˜åº¦ãªæ¼”ç®—èƒ½åŠ›ã®ã‚ã‚‹ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ãƒ¼ã®ã“ã¨ã€‚å›½å®¶ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã¨ã—ã¦ä½¿ç”¨ã•ã‚ŒãŸã€åœ°çƒç’°å¢ƒã‚’ã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ã™ã‚‹ã‚¹ãƒ‘ã‚³ãƒ³ã€Œåœ°çƒã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚¿ã€ã¯1å°å½“ãŸã‚Š60å„„å††ã‚‚ã™ã‚‹ã€‚ å»‰ä¾¡ç‰ˆãƒ‘ã‚½ã‚³ãƒ³ã¨ã¯ã€ä¼æ¥å‘ã‘ã®é«˜æ€§èƒ½ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã®ã“ã¨ã§ã‚ã‚Šã€ä¾¡æ ¼ã‚’æ•°åƒä¸‡å††ç¨‹åº¦ã«æŠ‘ãˆã¦ã„ã‚‹ã€‚ãã®æ–¹å¼
sobataro 2010/07/29
ã‚¹ãƒ‘ã‚³ãƒ³
ãƒªãƒ³ã‚¯
ä¸å¤®å¤§ãªã©4æ©Ÿé–¢ã€å¯Œå£«é€šã‚¹ãƒ‘ã‚³ãƒ³ã«ã‚ˆã‚‹é‡ååŒ–å¦ã®è¨ˆç®—ã§ä¸–ç•Œåˆã®è¨˜éŒ²ã‚’é”æˆ | RBB TODAY
ä¸å¤®å¤§å¦ã€äº¬éƒ½å¤§å¦ã€æ±äº¬å·¥æ¥å¤§å¦ã€ç†åŒ–å¦ç ”ç©¶æ‰€ã®ç ”ç©¶ãƒãƒ¼ãƒ ã¯28æ—¥ã€å¯Œå£«é€šãŒäº¬éƒ½å¤§å¦ å¦è¡“æƒ…å ±ãƒ¡ãƒ‡ã‚£ã‚¢ã‚»ãƒ³ã‚¿ãƒ¼ã«ç´å…¥ã—ãŸã€ŒT2Kã‚ªãƒ¼ãƒ—ãƒ³ã‚¹ãƒ‘ã‚³ãƒ³ã€ã‚’ç”¨ã„ã¦ã€åˆ†åã®æŒ™å‹•ã‚’è§£æ˜Žã™ã‚‹ãŸã‚ã®æœ€é©åŒ–å•é¡Œã‚’ç²¾å¯†ã«è¨ˆç®—ã™ã‚‹ã“ã¨ã«ä¸–ç•Œã§åˆã‚ã¦æˆåŠŸã—ãŸã“ã¨ã‚’ç™ºè¡¨ã—ãŸã€‚ èº«ã®å›žã‚Šã®ã•ã¾ã–ã¾ãªç‰©ç†ã‚„åŒ–å¦ç¾è±¡ã¯ã€ã€Œã‚·ãƒ¥ãƒ¬ãƒ‡ã‚£ãƒ³ã‚¬ãƒ¼æ–¹ç¨‹å¼ã€ã¨ã‚ˆã°ã‚Œã‚‹æ–¹ç¨‹å¼ã«æ”¯é…ã•ã‚Œã¦ãŠã‚Šã€ã“ã‚Œã‚’è¨ˆç®—ã™ã‚‹ã“ã¨ã§ã€åŽŸåã‚„åˆ†åã®çŠ¶æ…‹ã‚„ã‚¨ãƒãƒ«ã‚®ãƒ¼ãŒåˆ†ã‹ã‚Šã€ã•ã¾ã–ã¾ãªç¾è±¡ã‚’ç†è§£ã§ãã‚‹ã¨ã•ã‚Œã¦ã„ã‚‹ã€‚ã—ã‹ã—ã€ç¾å®Ÿã«ã¯ã€æ–¹ç¨‹å¼ã‚’åŽ³å¯†ã«é©ç”¨ã™ã‚‹ã¨è¤‡é›‘éŽãŽã¦è¨ˆç®—ã§ãã‚‹æœ›ã¿ã®ãªã„å¤§ããªè¨ˆç®—å¼ã«ãªã£ã¦ã—ã¾ã†ã€‚2001å¹´ã«ã€äº¬éƒ½å¤§å¦ã®ä¸ç”°çœŸç§€ã€ä¸è¾»åšæ•™æŽˆã‚‰ã¯ã€å·¨å¤§ãªã‚·ãƒ¥ãƒ¬ãƒ¼ãƒ‡ã‚£ãƒ³ã‚¬ãƒ¼æ–¹ç¨‹å¼ã‚’è§£ãã‹ã‚ã‚Šã«ã€åŠæ£å®šå€¤è¨ˆç”»å•é¡Œï¼ˆSemidefinite Programmingã€ä»¥ä¸‹SDPï¼‰ã¨ã‚ˆã°ã‚Œã‚‹æœ€é©åŒ–å•é¡Œã®è¨ˆç®—ã‚’è¡Œã†æ–¹æ³•ã‚’ææ¡ˆã€‚å°ã•ãªåŽŸåãƒ»åˆ†åã«ã¯æœ‰åŠ¹ã ã£ãŸ
sobataro 2010/05/30
ã‚¹ãƒ‘ã‚³ãƒ³

algorithm
ãƒªãƒ³ã‚¯
æ±å·¥å¤§ã®æ¬¡æœŸã‚¹ãƒ‘ã‚³ãƒ³æ§‹ç¯‰ NECãƒ»HP é€£åˆãŒå—æ³¨ | [GSIC]æ±äº¬å·¥æ¥å¤§å¦å¦è¡“å›½éš›æƒ…å ±ã‚»ãƒ³ã‚¿ãƒ¼
TSUBAME2.0 ã¯ã€2006 å¹´ 4 æœˆã«æˆ‘ãŒå›½æœ€é€Ÿã®ã‚¹ãƒ‘ã‚³ ãƒ³ã¨ã—ã¦ç¨¼åƒã— 4 å¹´ä»¥ä¸Šã«æ¸¡ã£ã¦æœ¬å¦ãŠã‚ˆã³å›½å†…å¤–ã®ç”£å¦å®˜ã®ç¨®ã€…ã®ç ”ç©¶é–‹ç™ºã‚’æ”¯ãˆã¦ããŸ TSUBAME1.0 ã®å¾Œç¶™æ©Ÿç¨®ã€‚æœ¬å¦ã®å¦è¡“å›½éš›æƒ…å ±ã‚»ãƒ³ã‚¿ãƒ¼(GSIC)ãŒä¸å¿ƒã¨ãªã£ã¦ TSUBAME1.0 ã‚’ãƒ™ãƒ¼ã‚¹ã«é«˜æ€§èƒ½ç§‘å¦æŠ€è¡“è¨ˆç®—(HPC)ã®ã‚·ã‚¹ãƒ†ãƒ æ§‹ç¯‰ç ”ç©¶ã‚’é€²ã‚ã€ãã®æˆæžœã‚’ã‚‚ã¨ã«å›½å†…å¤–ã®ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ãƒ¡ãƒ¼ã‚«ãƒ¼ã¨ 2 å¹´è¿‘ãå…±åŒé–‹ç™ºã—ã¦ããŸã€‚ å…·ä½“çš„ãªæ§‹ç¯‰ã«ã¤ã„ã¦ã€å…±åŒé–‹ç™ºå„ç¤¾ã®ä¸ã§ NECãƒ»HP é€£åˆãŒæ”¿åºœèª¿é”ã«ã‚ˆã‚‹å…¥æœã§ 25 æ—¥ã«è½æœã—ãŸã€‚ãã®ç†è«–æœ€é«˜æ€§èƒ½ã¯ 2.4 ãƒšã‚¿ãƒ•ãƒãƒƒãƒ—ã‚¹(1 ç§’é–“ã« 2400 å…†å›žã®æµ®å‹•å°æ•°æ¼”ç®— ãŒå¯èƒ½)ã¨ä¸–ç•Œæœ€é«˜ãƒ¬ãƒ™ãƒ«ã§ã‚ã‚Šã€TSUBAME1.0 ã«æ¯”ã¹ 30 å€ã€æˆ‘ãŒå›½ã§ç¾åœ¨æœ€é«˜é€Ÿã®ç‹¬ç«‹è¡Œæ”¿æ³•äºº æ—¥æœ¬åŽŸååŠ›ç ”ç©¶é–‹ç™ºæ©Ÿæ§‹ã®æ–°ã‚¹ãƒ¼ãƒ‘ãƒ¼ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã‚·ã‚¹ãƒ†ãƒ æ¯”ã§ç´„ 12 å€ã®æ€§èƒ½ ã‚’èª‡ã‚‹ã€‚ TSUB
sobataro 2010/05/28
ã‚¹ãƒ‘ã‚³ãƒ³
ãƒªãƒ³ã‚¯
æ±å·¥å¤§ã€TSUBAME2.0 ã‚’ä»Šå¹´ 11 æœˆé ƒã«ç¨¼åƒé–‹å§‹ | ã‚¹ãƒ©ãƒ‰ Linux
æ±äº¬å·¥æ¥å¤§å¦ã®ã‚¹ãƒ¼ãƒ‘ãƒ¼ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ãƒ†ã‚£ãƒ³ã‚°ã‚·ã‚¹ãƒ†ãƒ ã®æ¬¡æœŸãƒãƒ¼ã‚¸ãƒ§ãƒ³ã€TSUBAME2.0 ã®é–‹æœãŒè¡Œã‚ã‚Œã€NEC ãŠã‚ˆã³ HP ã«ã‚ˆã‚‹æ§‹ç¯‰ãŒæ±ºå®šã—ãŸ (æ±å·¥å¤§ã®ãƒ—ãƒ¬ã‚¹ãƒªãƒªãƒ¼ã‚¹, PDF)ã€‚æ¾å²¡å…ˆç”Ÿã®ã¤ã¶ã‚„ãã«ã‚ˆã‚Œã°ã€2010 å¹´ 11 æœˆ 1 æ—¥ã¾ã§ã«ã¯ç¨¼åƒã‚’é–‹å§‹ã™ã‚‹äºˆå®šã€‚ TSUBAME2.0 ã®ç†è«–æœ€é«˜æ€§èƒ½ã¯ 2.4 PFLOPSã€‚æŠ€è¡“çš„ãƒˆãƒ”ãƒƒã‚¯ã¨ã—ã¦ã¯ ç´„ 2900 ã‚½ã‚±ãƒƒãƒˆã® Intel Westmere EP + Intel Nehalem EX (ç´„ 17,000 ã‚³ã‚¢)ç´„ 4200 æžšã® Fermi ã‚³ã‚¢ NVIDIA Tesla GPGPU (ç´„ 188 ä¸‡æ¼”ç®—ã‚³ã‚¢)Volatire ç¤¾ã«ã‚ˆã‚‹ãƒ•ãƒ«ãƒã‚¤ãƒˆã‚»ã‚¯ã‚·ãƒ§ãƒ³ãƒ»ãƒžãƒ«ãƒãƒ¬ã‚¤ãƒ«ãƒ»QDR ã‚¤ãƒ³ãƒ•ã‚£ãƒ‹ãƒãƒ³ãƒ‰ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ (ãƒã‚¤ã‚»ã‚¯ã‚·ãƒ§ãƒ³ãƒãƒ³ãƒ‰å¹… 200 Tb/sec ä»¥ä¸Š)SSD ã«ã‚ˆã‚‹ 0.66 TB/sec ã® I/O åˆç®—ãƒ‡
sobataro 2010/05/25
GPGPU

ã‚¹ãƒ‘ã‚³ãƒ³

linux

SSD
ãƒªãƒ³ã‚¯
ç†ç ”ã€åˆ†å1ã¤1ã¤ã‚’å†ç¾ã™ã‚‹ç´°èƒžã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³æ³•ã‚’é–‹ç™ºã€€æ¬¡ä¸–ä»£ã‚¹ãƒ‘ã‚³ãƒ³ã§ç´°èƒžä¸¸ã”ã¨ã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ã‚’ç›®æŒ‡ã™ Â« NODE ç§‘å¦ã€æŠ€è¡“ã€ã‚µãƒ–ã‚«ãƒ« ãƒ‹ãƒ¥ãƒ¼ã‚¹
ç†ç ”ã€åˆ†å1ã¤1ã¤ã‚’å†ç¾ã™ã‚‹ç´°èƒžã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³æ³•ã‚’é–‹ç™ºã€€æ¬¡ä¸–ä»£ã‚¹ãƒ‘ã‚³ãƒ³ã§ç´°èƒžä¸¸ã”ã¨ã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ã‚’ç›®æŒ‡ã™ åˆ†å1ã¤1ã¤ã®é‹å‹•ã¾ã§å†ç¾ã™ã‚‹ç´°èƒžã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³æ³•ã‚’é–‹ç™ºï½œ2010å¹´ ç ”ç©¶æˆæžœï½œç‹¬ç«‹è¡Œæ”¿æ³•äºº ç†åŒ–å¦ç ”ç©¶æ‰€. ç‹¬ç«‹è¡Œæ”¿æ³•äººç†åŒ–å¦ç ”ç©¶æ‰€ï¼ˆç†ç ”ï¼‰åŸºå¹¹ç ”ç©¶æ‰€ ç”ŸåŒ–å¦ã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ç ”ç©¶ãƒãƒ¼ãƒ ã®é«˜æ©‹æ’ä¸€ãƒãƒ¼ãƒ ãƒªãƒ¼ãƒ€ãƒ¼ã¨ã‚ªãƒ©ãƒ³ãƒ€ã®åŽŸååˆ†åç‰©ç†ç ”ç©¶æ‰€ã®ãƒ”ãƒ¼ã‚¿ãƒ¼ãƒ¬ã‚¤ãƒ³ãƒ»ãƒ†ãƒ³ã‚¦ã‚©ãƒ«ãƒ‡æ•™æŽˆã‚‰ã¯ã€ç´°èƒžå†…ã«å˜åœ¨ã™ã‚‹åˆ†å1ã¤1ã¤ã®é‹å‹•ã¾ã§ç²¾å¯†ã«å†ç¾ã™ã‚‹ç´°èƒžã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ã®è¦ç´ æŠ€è¡“ã®é–‹ç™ºã«æˆåŠŸã—ãŸã¨ç™ºè¡¨ã—ãŸã€‚ã‚¢ãƒ¡ãƒªã‚«ç§‘å¦ã‚¢ã‚«ãƒ‡ãƒŸãƒ¼ç´€è¦ã€ŽProceedings of the National Academy of Sciences of the United States of America: PNASã€2æœˆ9æ—¥å·ã«æŽ²è¼‰ã•ã‚Œã‚‹ã«å…ˆç«‹ã¡ã€1æœˆ25æ—¥ã®é€±ã«ã‚ªãƒ³ãƒ©ã‚¤ãƒ³æŽ²è¼‰ã•ã‚ŒãŸã€‚ æ–°ãŸãªè¨ˆç®—æ‰‹æ³•ã¯ã€Œenha
sobataro 2010/01/30
ã‚¹ãƒ‘ã‚³ãƒ³

ç§‘å¦
ãƒªãƒ³ã‚¯
Cellã®æœ€å¤§æ¼”ç®—æ€§èƒ½ - Todotaniã®ã¯ã‚„ã‚Šç‰©Log
Cellã®æœ€å¤§æ¼”ç®—æ€§èƒ½ã¯ä»¥ä¸‹ã®å¼ã§è¨ˆç®—ã§ãã¾ã™ã€‚ SPU (SPE)ã‚ãŸã‚Šã®è«–ç†æ€§èƒ½(FLOPS) = ã‚¯ãƒãƒƒã‚¯ x ï¼”ãƒ‡ãƒ¼ã‚¿ãƒ¼ x 2FLOPS ã“ã®è€ƒãˆæ–¹ã¯ã€æ±èŠãƒ¬ãƒ“ãƒ¥ãƒ¼ã®ã€Œæ¬¡ä¸–ä»£ãƒ—ãƒã‚»ãƒƒã‚µCell Broadband Engineã€ã«è¨˜è¼‰ãŒã‚ã‚Šã¾ã—ãŸã€‚SPUã§ã¯ã€SIMDæ¼”ç®—ã‚’ä½¿ç”¨ã—ã¦ï¼‘ã‚¯ãƒãƒƒã‚¯ã‚µã‚¤ã‚¯ãƒ«ã§ï¼”ã¤ã®ç©å’Œæ¼”ç®—ï¼ˆä¹—ç®—ã¨åŠ ç®—ï¼‰ã‚’è¡Œã†ã“ã¨ãŒã§ãã‚‹ãŸã‚ã€ã‚¯ãƒãƒƒã‚¯ã‚µã‚¤ã‚¯ãƒ«ã‚ãŸã‚Šï¼˜æ¼”ç®—ãŒå®Ÿè¡Œã§ãã‚‹ã“ã¨ã«ãªã‚Šã¾ã™ã€‚ PS3ã«æè¼‰ã•ã‚Œã¦ã„ã‚‹Cellã®ã‚¯ãƒãƒƒã‚¯å‘¨æ³¢æ•°ã¯3.2GHzã¨ã•ã‚Œã¦ã„ã¾ã™ã€‚ã—ãŸãŒã£ã¦SPU (SPE)ã‚ãŸã‚Šã®è«–ç†æ€§èƒ½ã¯ 3.2G x 8 = 25.6GFLOPSã«ãªã‚Šã¾ã™ã€‚ PS3 Linuxã§ã¯æœ€å¤§ï¼–SPUãŒä½¿ç”¨ã§ãã‚‹ãŸã‚ã€Cellã®è«–ç†æ€§èƒ½ã¯ã€25.6 x 6 = 153.6GFLOPSã«ãªã‚Šã¾ã™ã€‚ä»¥å‰ã‹ã‚‰ã€å®Ÿéš›ã®æ€§èƒ½ãŒã©ã®ç¨‹åº¦ã«ãªã‚‹ã‹ã‚’å®Ÿæ¸¬ã—ãŸã„ã¨æ€ã£ã¦ã„ã¾ã—ãŸã€‚
sobataro 2010/01/24
Cell

PS3

ã‚¹ãƒ‘ã‚³ãƒ³

programming
ãƒªãƒ³ã‚¯
ã‚¹ãƒ‘ã‚³ãƒ³ä¸–ç•Œä¸€ã®è°è«–ã«æ€ã† - ã‚€ã‚‰ã¡ã‚ƒã‚“ã®ãƒ–ãƒƒã‚¯ãƒ–ãƒã‚°
ç®—æ•°çš„æ€è€ƒæ³• (å¤©ç«ºå ‚ã®æœ¬æ£š) ç¾å ´ã¯ã‚²ãƒ¬ãƒ³ãƒ‡ã§ï¼ (ç¬‘ã†ç¤¾ä¼šäººã®ç”Ÿæ´») ã€Œãã¡ã¶ãˆç•ªé•·ã€é‡æ¾æ¸… (ã‚Šã‚…ã†ã¡ã‚ƒã‚“åˆ¥é¤¨) ãã‚Œãžã‚Œã®æ³¢ç´‹ (ç¬‘ã†ç¤¾ä¼šäººã®ç”Ÿæ´») ã€ãƒ‡ã‚¸ã‚¿ãƒ«ç¤¾ä¼šã§ç”Ÿãã‚‹ãŸã‚ã®å¿ƒæ§‹ãˆã¯6ã¤ã€‘ãƒ‡ã‚¸ã‚¿ãƒ«ç¤¾ä¼šã¯ãªãœç”Ÿãã«ãã„ã‹ (ã±ãµã…å®¶ã®ã‚µã‚¤ãƒãƒ¼å°ç‰©) æœäº•ãƒªãƒ§ã‚¦ã€Žæ¡å³¶ã€éƒ¨æ´»ã‚„ã‚ã‚‹ã£ã¦ã‚ˆã€ (itchy1976ã®æ—¥è¨˜) æœäº•ãƒªãƒ§ã‚¦ã€Žæ¡å³¶ã€éƒ¨æ´»ã‚„ã‚ã‚‹ã£ã¦ã‚ˆã€ (æ™‚æŠ˜æ›¸æˆ¿) æ–°æ›¸å¤§è³žå—è³žã€€å†…ç”°æ¨¹ã€€ã€Žæ—¥æœ¬è¾ºå¢ƒè«–ã€ã®å†…å®¹ç´¹ä»‹ (KI-Academicï¼ˆå¦å•ã™ã‚‹ï¼ï¼‰) æŒç”°æ˜Žå¼˜ã€Žé›»åæ›¸ç±ã®æ™‚ä»£ã¯æœ¬å½“ã«æ¥ã‚‹ã®ã‹ã€ï¼ˆç‘æ‘©æ›¸åº—ï¼‰ (æœ‰æ²¢ç¿”æ²»ã®livedoorãƒ–ãƒã‚°) åŒ»ç™‚è¡Œæ”¿ã®å®Ÿæ…‹ (ç¬‘ã†å¦ç”Ÿã®ç”Ÿæ´») æ”¿åºœã®ã€Œäº‹æ¥ä»•åˆ†ã‘ã€ã«ã‚ˆã£ã¦ã€æ¬¡ä¸–ä»£ã‚¹ãƒ¼ãƒ‘ãƒ¼ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã®äºˆç®—åŒ–ãŒå‡çµã•ã‚Œã‚‹ã¨ã„ã†æ–¹é‡ãŒæ‰“ã¡å‡ºã•ã‚Œã¾ã—ãŸã€‚å‡çµã‚„ä¸æ¢ã«è¿½ã„è¾¼ã¾ã‚ŒãŸäº‹æ¥ã¯ä»–ã«ã‚‚ãŸãã•ã‚“ã‚ã£ãŸã®ã«ã€ãªãœã“ã®è©±é¡ŒãŒä¸–é–“ã®æ³¨ç›®ã‚’æµ´ã³ãŸã‹ã¨ã„
sobataro 2009/12/31
ã¾ã¤ã‚‚ã¨ã‚†ãã²ã‚æ°ã®è©±

ã‚¹ãƒ‘ã‚³ãƒ³

ãƒã‚¿
ãƒªãƒ³ã‚¯
æ ªå¼ä¼šç¤¾ K & F Computing Research
#pragma goose parallel for loopcounter(i, j) \ precision("double") for (i = 0; i < n; i++) { for (j = 0; j < n; j++) { for (k = 0; k < 3; k++) { dx[k] = x[j][k] - x[i][k]; } r2 = dx[0] * dx[0] + dx[1] * dx[1] + dx[2] * dx[2] + eps2; rinv = rsqrt(r2); mrinv = m[j] * rinv; mr3inv = mrinv * rinv * rinv; for (k = 0; k < 3; k++) { a[i][k] += mr3inv * dx[k]; } pot[i] -= mrinv; } } Goose ã¯ SIMD åž‹è¨ˆç®—æ©Ÿå‘ã‘ã®ã€ã‚³
sobataro 2009/12/24
PC

programming

ã‚¹ãƒ‘ã‚³ãƒ³

GPU

GPGPU
ãƒªãƒ³ã‚¯
ã‚¹ãƒ¼ãƒ‘ãƒ¼ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ãƒ†ã‚£ãƒ³ã‚°ã®å°†æ¥
Previous ToC Next PDF ç‰ˆã¯ã“ã¡ã‚‰ é«˜æ©‹ãƒ¡ã‚½ãƒƒãƒ‰ç‰ˆ(2006/1/13 å¤©æ–‡å°ã§ã®ãƒ—ãƒ¬ã‚¼ãƒ³ãƒ†ãƒ¼ã‚·ãƒ§ãƒ³)ã¯ã“ã¡ã‚‰ Contents 0. åˆã‚ã« 1. IBM BG/L ã®æ–¹å‘ (2005/12/5) 2. Cray XT3 --- MPPã¯å¾©æ´»ã™ã‚‹ã‹ï¼Ÿ(2005/12/6) 3. NEC SX-8 --- ãƒ™ã‚¯ãƒˆãƒ«ã®ãŸããŒã‚Œ (2005/12/7) 4. å¯Œå£«é€š NWT/VPP-500 --- æ—¥æœ¬ç™ºã®ã€Œé©å‘½ã€ (2005/12/8) 5. ä½•æ•…ã‚¹ãƒ¼ãƒ‘ãƒ¼ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ãƒ¼ã¯å£²ã‚Œãªããªã£ãŸã‹ (2005/12/13) 6. x86 ä»¥å¤–ã®ãƒ—ãƒã‚»ãƒƒã‚µã«ãªã«ãŒèµ·ã“ã£ãŸã®ã‹ï¼Ÿ (2005/12/14) 7. SSE ã®é™ç•Œ(2005/12/23) 8. å°‚ç”¨è¨ˆç®—æ©Ÿã¯ï¼Ÿ(2005/12/25) 9. ä»–ã®å¯èƒ½æ€§ã¯ï¼Ÿ --- I. FPGA ã¨å†æ§‹æˆå¯èƒ½è¨ˆç®— (2005/12/28)
sobataro 2009/12/22
ç‰§é‡Žç´”ä¸€éƒŽ ã‚¹ãƒ¼ãƒ‘ãƒ¼ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ãƒ†ã‚£ãƒ³ã‚°ã®å°†æ¥

programming

ã‚¹ãƒ‘ã‚³ãƒ³

hardware
ãƒªãƒ³ã‚¯
ç±³å›½ç©ºè»ãŒPS3 2500å°ã§380TFLOPSã®ã‚¹ãƒ‘ã‚³ãƒ³ã‚’ä½œã‚‹ã“ã¨ã«ã—ãŸã‚‰ã—ã„
æ—¥æœ¬ã§ã‚¹ãƒ‘ã‚³ãƒ³ç”£æ¥æ”¯æ´ã®ãŸã‚ã®äºˆç®—ãŒäº‹æ¥ä»•åˆ†ã‘ã§è¦‹é€ã‚Šã«ãªã£ãŸä»¶ã«ã¤ã„ã¦ã¯ã€Twitterã¨ã‹ã§ã¤ã¶ã‚„ã„ã¦ã‚‚æ¥ãŸãŒã€ãã‚ãã‚ã€Œç”£æ¥æ”¯æ´ã®ã‚ã‚Šã‹ãŸã€ã‚’æ ¹æœ¬çš„ã«è¦‹ç›´ã™ã¹ãæ™‚ãŒæ¥ã¦ã„ã‚‹ã¨æ€ã†ã€‚ç‰¹ã«ITç”£æ¥ã«ãŠã„ã¦ã¯ã€å‹è² ã™ã¹ããƒ¬ã‚¤ãƒ¤ãƒ¼ãŒå¤§å¹…ã«å¤‰åŒ–ã—ã¦ã„ã‚‹æ™‚æœŸã§ã‚‚ã‚ã‚Šã€éŽåŽ»ã®ç”£æ¥æ§‹é€ ã«æ•ã‚ã‚ŒãŸæ”¯æ´ã®ä»•æ–¹ã‚’ã—ã¦ã‚‚ç¨Žé‡‘ãŒç„¡é§„ã«ãªã‚‹ã ã‘ã€‚ ç‰¹ã«ä»Šæœç±³å›½ã§å ±é“ã•ã‚ŒãŸã€Œãªãœç±³å›½ç©ºè»ãŒPS3ã‚’2200å°ã‚’è¿½åŠ ç™ºæ³¨ã—ãŸã®ã‹ã€ã¨ã„ã†è¨˜äº‹ã¯ã€ã“ã®æ¥ç•Œã®å¤‰åŒ–ã‚’é¡•è‘—ã«è¡¨ã™ã‚‚ã®ã€‚è¦ç´„ã™ã‚‹ã¨ã€ 1. ç±³å›½ç©ºè»ã¯ã•ã¾ã–ã¾ãªã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ï¼ˆç©ºè»ãªã®ã§ã€å¼¾é“ãƒŸã‚µã‚¤ãƒ«ã€è¿Žæ’ƒãƒŸã‚µã‚¤ãƒ«ã€æˆ¦é—˜æ©Ÿã®æ€§èƒ½ã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ã¨è€ƒãˆã‚‰ã‚Œã‚‹ï¼‰ã«ã‚¹ãƒ‘ã‚³ãƒ³ã‚’ä½¿ã£ã¦æ¥ã¦ã„ã‚‹ãŒã€ç¾æ™‚ç‚¹ã§ã¯ã€ï¼ˆIntelã®ãƒãƒƒãƒ—ã‚„GPUã‚ˆã‚Šã‚‚ï¼‰CELLãƒãƒƒãƒ—ã§æ§‹æˆã—ãŸã‚¹ãƒ‘ã‚³ãƒ³ãŒã‚‚ã£ã¨ã‚‚ç¾å®Ÿçš„ã§ã‚ã‚‹ã€‚ 2. ãŸã ã€CELLãƒãƒƒãƒ—ã‚’äºŒã¤æè¼‰ã—ãŸã‚µãƒ¼ãƒãƒ¼(1ãƒãƒƒãƒ—ã‚ãŸã‚Š200G
sobataro 2009/12/17
è»äº‹

ã‚¹ãƒ‘ã‚³ãƒ³

ãƒã‚¿
ãƒªãƒ³ã‚¯
äº¬é€Ÿè¨ˆç®—æ©Ÿã«ã¤ã„ã¦æ•´ç†ã¨ç–‘å• - é›‘ç¨®è·¯ç·šã§ã„ã“ã†
ä»•åˆ†ã‘ã‹ã‚‰2é€±é–“ã¡ã‚‡ã£ã¨çµŒã£ã¦è½ã¡ç€ãã¤ã¤ã‚ã‚‹ãŒçµå±€ã‚¹ãƒ‘ã‚³ãƒ³ã¯ã©ã†ãªã‚‹ã‚“ã ã‚ã†ã‹ã€‚è‘—åäººãŒåå¯¾å£°æ˜Žã‚’å‡ºã›ã°è¦‹ç›´ã•ã‚Œã‚‹ã¨ã„ã†å‰ä¾‹ã¨ãªã£ã¦ã¯ä½•ã®ãŸã‚ã«ä»•åˆ†ã‘ãŸã‹åˆ†ã‹ã‚‰ãªã„ã—ã€ã¾ã‚ã—ã‹ã—äº‹æ¥ä»•åˆ†ã‘ã§ã¯å¤§äº‹ãªã“ã¨ãŒä½•ã‚‚è«–ã˜ã‚‰ã‚Œã¦ã„ãªã„è¨³ã§ã€æ¤œè¨Žã«å¿…è¦ãªææ–™ã¯æ•´ç†ã—ã¦ãŠãå¿…è¦ã¯ã‚ã‚‹ã‹ã¨ã€‚ æº€é¡å¾©æ´»ãŒæ±ºã¾ã£ãŸã‚ã‘ã§ã¯ãªã„ äº‹æ¥ä»•åˆ†ã‘ã®çµæžœã‚’å—ã‘ã¦è¡Œæ”¿åˆ·æ–°ä¼šè°ã‚„å›½å®¶æˆ¦ç•¥å®¤ãŒæ”¿æ²»çš„ã«å†æ¤œè¨Žã™ã‚‹ã“ã¨ã«ãªã£ã¦ã„ã‚‹ã€‚è¨ˆç”»ãŒåŽŸæ¡ˆé€šã‚Šå¾©æ´»ã™ã‚‹ã¨ã‚‚ã€ä½•ã‚‰ã‹ã®è¦‹ç›´ã—ãŒå…¥ã‚‹ã¨ã‚‚ã€å»ƒæ¢ã™ã‚‹ã¨ã‚‚æ±ºã¾ã£ãŸã‚ã‘ã§ã¯ãªã„ã¨ç†è§£ã—ã¦ã„ã‚‹ã€‚ NECãƒ»æ—¥ç«‹ãŒæ’¤é€€ã—ãŸå½±éŸ¿ã¯é™å®šçš„ ã“ã¨Linpackãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯ã®Top 500ã§1ä½ã‚’ã¨ã‚‹ã“ã¨ã«ç›®æ¨™ã‚’é™å®šã™ã‚Œã°ã€ãƒ™ã‚¯ãƒˆãƒ«æ–¹å¼ã‹ã‚‰æ’¤é€€ã—ã¦ã‚¹ã‚«ãƒ©ãƒ¼åž‹ã«çµžã‚‹ã“ã¨ã¯ãƒ—ãƒ©ã‚¹ã«åƒãã—ã€çž¬é–“çš„ã«ä¸–ç•Œãƒˆãƒƒãƒ—ã‚’ã¨ã‚Œã‚‹å…¬ç®—ã¯ãã‚Œãªã‚Šã«ã‚ã‚‹ã®ã§ã¯ãªã„ã‹ã€‚ã—ã‹ã—åœ°çƒã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚¿ã§é–‹ç™ºã•ã‚ŒãŸæ°—å€™å¤‰å‹•è¨ˆç®—ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·
sobataro 2009/12/03
ã‚¹ãƒ‘ã‚³ãƒ³

GPU
ãƒªãƒ³ã‚¯
ã‚¢ãƒ¡ãƒªã‚«ç©ºè»ã€è»ç”¨ã®ã‚¹ãƒ¼ãƒ‘ãƒ¼ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ãƒ¼ã‚’ä½œã‚‹ãŸã‚ã«PS3ã‚’2200å°ç™ºæ³¨ã¸
photo by joka2000 ã‚¢ãƒ¡ãƒªã‚«ç©ºè»ãŒè»ç”¨ã®ã‚¹ãƒ¼ãƒ‘ãƒ¼ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ãƒ¼ã‚’ä½œã‚‹ãŸã‚ã«PS3ã‚’2200å°ç™ºæ³¨ã™ã‚‹ã“ã¨ãŒæ˜Žã‚‰ã‹ã«ãªã‚Šã¾ã—ãŸã€‚ 2008å¹´3æœˆã«ç ”ç©¶ç›®çš„ã§300å°ã®PS3ã‚’èª¿é”ã™ã‚‹ã“ã¨ã‚’æ±ºå®šã—ã¦ã„ãŸã‚¢ãƒ¡ãƒªã‚«ç©ºè»ã§ã™ãŒã€PS3ã«æè¼‰ã•ã‚Œã¦ã„ã‚‹ãƒžãƒ«ãƒã‚³ã‚¢CPUã€ŒCellãƒ—ãƒã‚»ãƒƒã‚µã€ã‚’æ´»ç”¨ã™ã‚‹ã“ã¨ã§ã€æœ¬æ ¼çš„ã«è»ç”¨ã®ã‚·ã‚¹ãƒ†ãƒ ã¨ã—ã¦åˆ©ç”¨ã™ã‚‹ã“ã¨ã‚’æ¤œè¨Žã—ã¦ã„ã‚‹ã‚ˆã†ã§ã™ã€‚ è©³ç´°ã¯ä»¥ä¸‹ã‹ã‚‰ã€‚ Air Force To Expand PlayStation-Based Supercomputer -- Supercomputing -- InformationWeek ã“ã®è¨˜äº‹ã«ã‚ˆã‚‹ã¨ã€ã‚¢ãƒ¡ãƒªã‚«ç©ºè»ãŒ2200å°ã®PS3ã‚’ç™ºæ³¨ã™ã‚‹äºˆå®šã§ã‚ã‚‹ã“ã¨ãŒé€£é‚¦æ”¿åºœã®èª¿é”ã‚¦ã‚§ãƒ–ã‚µã‚¤ãƒˆã«ã‚ˆã£ã¦æ˜Žã‚‰ã‹ã«ãªã£ãŸãã†ã§ã™ã€‚ ã‚¢ãƒ¡ãƒªã‚«ç©ºè»ã¯ç¾åœ¨ã€è¤‡æ•°ã®ãƒ¬ãƒ¼ãƒ€ãƒ¼ã®ç”»åƒã‚’çµ„ã¿åˆã‚ã›ã¦ã•ã‚‰ã«é«˜ã„è§£åƒåº¦ã®ç”»åƒã‚’åˆæˆã™ã‚‹æŠ€è¡“
sobataro 2009/11/25
Cell

PS3

CPU

ã‚¹ãƒ‘ã‚³ãƒ³

è»äº‹
ãƒªãƒ³ã‚¯
ã‚¹ãƒ‘ã‚³ãƒ³é¨’å‹•ã€‚äº¬é€Ÿè¨ˆç®—æ©Ÿã¯å‰²é«˜ã€‚ - æœªæ¥ã®ã„ã¤ã‹/hyoshiokã®æ—¥è¨˜
ã‚¹ãƒ‘ã‚³ãƒ³ã®é–‹ç™ºãŒæ—¥æœ¬ã®ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ç”£æ¥ã«ãªã«ãŒã—ã‹ã®æ–°ã—ã„ã‚‚ã®ã‚’ä¸Žãˆã‚‹ã‹ã€‚ããƒ¼ã‚†ãƒ¼è¦³ç‚¹ã‹ã‚‰è¨€ã†ã¨å¤šåˆ†ä½•ã‚‚ãªã„ã¨æ€ã†ã€‚ ã‚‚ã¡ã‚ã‚“ç‰©ç†å¦è€…ã‚„éºä¼åå·¥å¦ã«ã¯é€Ÿã„ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ãŒå¿…è¦ã ã—ã€ç¤¾ä¼šçš„ã«ã¯ãã®ã‚ˆã†ãªéœ€è¦ã¯ç„¡é™ã«ã‚ã‚‹ã€‚ç§‘å¦è€…ãŒé€Ÿã„ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã‚’å¸¸ã«å¿…è¦ã¨ã—ã¦ã„ã‚‹ã€‚ãã‚Œã¯ãã®ã¨ãŠã‚Šã ã¨æ€ã†ã€‚ é€Ÿã„ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ãŒå¿…è¦ã¨ã‹å¿…è¦ã˜ã‚ƒãªã„ã¨ã‹ã„ã†è©±ã§ã¯ãªã„ã€‚ ã‚¹ãƒ‘ã‚³ãƒ³é¨’å‹•ã®ä½•ãŒå•é¡Œãªã®ã‹ã€‚ ãã‚Œã¯ã€ãƒ ãƒ¼ã‚¢ã®æ³•å‰‡ã‚’ç†è§£ã—ã¦ã„ãªã„äººãŸã¡ãŒã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ï¼ˆã‚ãˆã¦ã‚¹ãƒ‘ã‚³ãƒ³ã¨ã¯è¨€ã‚ãªã„ï¼‰ã‚’è¨è¨ˆã—ã¦ã„ã‚‹ã¨ã„ã†ã“ã¨ã ã€‚ç‹ãŒæ‚ªã„è¨è¨ˆã‚’ã—ã¦ã„ã‚‹ã¨ã„ã†ã“ã¨ã ã€‚ å°‚ç”¨ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã¨ã„ã†ã®ã¯çµŒæ¸ˆçš„ã«ç«‹ã¡è¡Œã‹ãªã„ã€‚ãã‚Œã¯ã€80å¹´ä»£ã«å„ç¨®Lispãƒžã‚·ãƒ³ãªã©ãŒå•†æ¥çš„ã«ã«ã£ã¡ã‚‚ã•ã£ã¡ã‚‚ã„ã‹ãªããªã£ãŸã“ã¨ã‹ã‚‰ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿æ¥ç•Œã¯å¦ã‚“ã ã¯ãšãªã®ã«ã€æ—¥æœ¬ã®å¤§æ‰‹ãƒ™ãƒ³ãƒ€ãƒ¼ã¯ãã‚Œã‹ã‚‰ã¾ã£ãŸãå¦ã‚“ã§ã„ãªã„ã€‚ ãªãœå°‚ç”¨ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã¯æ€§èƒ½ç«¶äº‰ã«è² ã‘ã‚‹ã‹ã€‚
sobataro 2009/11/25
ã‚¹ãƒ‘ã‚³ãƒ³
ãƒªãƒ³ã‚¯
ãƒŽãƒ¼ãƒ™ãƒ«è³žã®é‡Žä¾æ°ã€è“®èˆ«æ°ã‚‰ã®ã€Œã‚¹ãƒ‘ã‚³ãƒ³ã€ä¸–ç•Œä¸€ã«ãªã‚‹å¿…è¦ã‚ã‚‹ã®ã‹ã€ç™ºè¨€ã«æ†¤æ…¨ : ç—›ã„ãƒ‹ãƒ¥ãƒ¼ã‚¹(ï¾‰âˆ€`)
ãƒŽãƒ¼ãƒ™ãƒ«è³žã®é‡Žä¾æ°ã€è“®èˆ«æ°ã‚‰ã®ã€Œã‚¹ãƒ‘ã‚³ãƒ³ã€ä¸–ç•Œä¸€ã«ãªã‚‹å¿…è¦ã‚ã‚‹ã®ã‹ã€ç™ºè¨€ã«æ†¤æ…¨ 1 åå‰ï¼š ãƒŽã‚¤ã‚ºc(è¥¿æ—¥æœ¬)ï¼š2009/11/13(é‡‘) 19:25:51.38 ID:E42griRW ?PLT ã€äº‹æ¥ä»•åˆ†ã‘ã€‘æœ€å…ˆç«¯ç§‘å¦ã‚‚â€œæ•—åŒ—â€ã€€ã€Œã‚¹ãƒ‘ã‚³ãƒ³ä¸–ç•Œä¸€ã€ã‚’å¦å®šã€€ãƒŽãƒ¼ãƒ™ãƒ«è³žå—è³žã®é‡Žä¾æ°æ†¤æ…¨ æ”¿åºœã®è¡Œæ”¿åˆ·æ–°ä¼šè°ã®ï¼‘ï¼“æ—¥ã®ä»•åˆ†ã‘ä½œæ¥ã¯ã€æ¬¡ä¸–ä»£ã‚¹ãƒ¼ãƒ‘ãƒ¼ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ãƒ¼ã®é–‹ç™ºäºˆç®—ã«äº‹å®Ÿä¸Šã®ã€ŒãƒŽãƒ¼ã€ã‚’çªãã¤ã‘ãŸã€‚è°è«–ã®æ–¹å‘æ€§ã‚’æ±ºå®šã¥ã‘ãŸã®ã¯ã€Œï¼ˆã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ãƒ¼æ€§èƒ½ã§ï¼‰ä¸–ç•Œä¸€ã‚’ç›®æŒ‡ã™ç†ç”±ã¯ä½•ã‹ã€‚ï¼’ä½ã§ã¯ã ã‚ãªã®ã‹ã€ã¨ã„ã†ä»•åˆ†ã‘äººã®ç™ºè¨€ã€‚ çµå±€ã€ã€Œç§‘å¦æŠ€è¡“ç«‹å›½æ—¥æœ¬ã€ã‚’å¦å®šã—ã‹ããªã„çµè«–ãŒå°Žã‹ã‚Œã€æ–‡ç§‘çœå¹¹éƒ¨ã¯ã€Œæ—¥æœ¬ã®ç§‘å¦æŠ€è¡“æŒ¯èˆˆæ”¿ç–ã¯çµ‚ã‚ã£ãŸã€ã¨åãæ¨ã¦ãŸã€‚ ã“ã®æ—¥ã€å£ç«ã‚’åˆ‡ã£ãŸã®ã¯è“®èˆ«å‚é™¢è°å“¡ã€‚ãã®å¾Œã‚‚ã€Œä¸€æ™‚çš„ã«ãƒˆãƒƒãƒ—ã‚’å–ã‚‹æ„å‘³ã¯ã©ã‚Œãã‚‰ã„ã‚ã‚‹ã‹ã€ï¼ˆæ³‰å¥å¤ªå†…é–£åºœæ”¿å‹™å®˜ï¼‰ã€Œä¸€ç•ªã ã‹ã‚‰è‰¯ã„ã‚ã‘ã§ã¯ãªã„ã€ï¼ˆé‡‘ç”°åº·æ£æ±
sobataro 2009/11/14
2ch

ãƒã‚¿

ã“ã‚Œã¯ã²ã©ã„

ã‚¹ãƒ‘ã‚³ãƒ³
ãƒªãƒ³ã‚¯
äººé–“è„³ä¸¦ã¿ã®ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿å‡¦ç†ã«ã‹ã‹ã‚‹é›»åŠ›ã¯ï¼Ÿ
äººé–“è„³ä¸¦ã¿ã®ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿å‡¦ç†ã«ã‹ã‹ã‚‹é›»åŠ›ã¯ï¼Ÿ2009.11.13 13:006,214 satomi ï½¢ã‚¹ãƒ¼ãƒ‘ãƒ¼ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã¯äººé–“è„³ã®1000ä¸‡å€ã®é›»åŠ›ã‚’æ¶ˆè²»ã™ã‚‹ï½£ ã¨1990å¹´ã«ã©ã‚“ã´ã—ã‚ƒäºˆè¨€ã—ãŸã®ã¯ã€ã‚«ãƒªãƒ•ã‚©ãƒ«ãƒ‹ã‚¢å·¥ç§‘å¤§å¦ã®ã‚«ãƒ¼ãƒãƒ¼ãƒ»ãƒŸãƒ¼ãƒ‰åèª‰æ•™æŽˆã§ã—ãŸã€‚ã“ã®å·®ã‚’ç¸®ã‚ã‚‹ãŸã‚æ°ãŒé–‹ç™ºã—ãŸã®ãŒã€è„³ãƒ™ãƒ¼ã‚¹ã®è¶…å°åž‹é›»åå›žè·¯ã€‚æ°ã¯80å¹´ä»£å¾ŒåŠã«åˆã®ã‚·ãƒªã‚³ãƒ³ç¶²è†œã‚’é–‹ç™ºã—ã€ç¥žçµŒå½¢æ…‹å¦çš„ãƒãƒƒãƒ—ã®åˆ†é‡Žã‚’é–‹æ‹“ã—ãŸäººç‰©ã§ã‚‚ã‚ã‚Šã¾ã™ã€‚ãã‚“ãªå¤§ããªã‚‚ã‚“ã€ä½“ã«åŸ‹ã‚è¾¼ã‚ã¾ã›ã‚“ã‹ã‚‰ãã€‚ ã•ã¦ã€ã“ã®ãƒŸãƒ¼ãƒ‰æ•™æŽˆã®åšå£«èª²ç¨‹ã«1990å¹´ã«å¼Ÿåå…¥ã‚Šã—ãŸã®ãŒã€ã‚¬ãƒ¼ãƒŠå‡ºèº«ã®Kwabena Boahenç¾ã‚¹ã‚¿ãƒ³ãƒ•ã‚©ãƒ¼ãƒ‰å¤§å¦ãƒã‚¤ã‚ªã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ãƒªãƒ³ã‚°åŠ©æ•™æŽˆã§ã™ã€‚ è¡¨é¡Œã®å‘½é¡Œã«æˆ»ã‚‹ã¨ã€åŒåŠ©æ•™æŽˆã®è©¦ç®—ã§ã¯äººé–“è„³ãªã‚‰20ãƒ¯ãƒƒãƒˆã‚‚ã‚ã‚Œã°ã“ãªã›ã‚‹è¨ˆç®—ãŒã€äººé–“è„³ä¸¦ã¿ã«è³¢ã„ãƒ—ãƒã‚»ãƒƒã‚µã ã¨ã€ãªã‚“ã¨10ãƒ¡ã‚¬ãƒ¯ãƒƒãƒˆã‚‚é›»åŠ›ãŒã‹ã‹ã‚‹ã‚“ã ãã†ã§ã™ã‚ˆï¼Ÿ 20ãƒ¯ãƒƒãƒˆã¯
sobataro 2009/11/13
ã‚¹ãƒ‘ã‚³ãƒ³

PC

æ¶ˆè²»é›»åŠ›
ãƒªãƒ³ã‚¯
1 2 æ¬¡ã®ãƒšãƒ¼ã‚¸