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GPT-5ã®ãã¬ãŒãã³ã°ã«å¿
èŠãªGPUã®æ°ã¯ïŒç¥ã£ãŠããã¹ãããšãã¹ãŠ
GPT-5ã®ãããªæå
端ã®å€§èŠæš¡èšèªã¢ãã«ïŒLLMïŒã®åŠç¿ã¯ããšã³ãžãã¢ãªã³ã°ãããžã¹ãã£ã¯ã¹ããããŠè³éé¢ã§å€§èŠæš¡ãªåãçµã¿ã§ãã

AnnaAIã¢ãã«ãšAPIã®èª¿æ»ããŒã æŽæ°æ¥ Sep 3, 2026 3 åèªã¿ ãã®ãã¿ãŒã³ã䜿ã
æåã®APIåŒã³åºããè¡ãã
from openai import OpenAI
client = OpenAI(
api_key="YOUR_COMETAPI_KEY",
base_url="https://api.cometapi.com/v1",
)
response = client.chat.completions.create(
model="gpt-5-mini",
messages=[{"role": "user", "content": "Build this workflow."}],
)
print(response.choices[0].message.content)
GPT-5ã®ãããªæå
端ã®å€§èŠæš¡èšèªã¢ãã«ïŒLLMïŒã®åŠç¿ã¯ããšã³ãžãã¢ãªã³ã°ãããžã¹ãã£ã¯ã¹ããããŠè³éé¢ã§èšå€§ãªäœæ¥ãšãªããŸãã䜿çšãããGPUã®æ°ã«é¢ããå ±éãåã¯ãæ°äžããæ°åäžãŸã§å€§ããç°ãªããŸããããããã°ãã€ãã®äžéšã¯ãããŒããŠã§ã¢äžä»£ã®å€åããœãããŠã§ã¢ã®å¹çåäžããããŠäŒæ¥ãå®å
šãªåŠç¿ãã¬ã¡ããªãå
¬éããããšãã»ãšãã©ãªããšããäºå®ã«èµ·å ããŠããŸãããã®èšäºã§ã¯ãæšå®å€ã®å°åºæ¹æ³ã説æããæçµçãªæ°å€ã決å®ããå¶çŽã«ã€ããŠè§£èª¬ããŸãã
GPT-5 ããã¬ãŒãã³ã°ããã«ã¯ GPU ãããã€å¿
èŠã§ãã?
æåã«ç°¡åã«çããŸã: åäžã®æ°åã¯ãããŸãããå
¬éãããŠããã·ã°ãã«ãæè¡çãªã¹ã±ãŒãªã³ã°åŒãããæ°ååäœïŒã³ã³ãã¯ãã§æéçã«æè»ãªãã¬ãŒãã³ã°ã©ã³ã®å ŽåïŒãããéåžžã«å€§èŠæš¡ã§é«å¯åºŠãªã¢ãã«ãã³ã¢ãã£ãã£GPUã§çæéã§ãã¬ãŒãã³ã°ããå¿
èŠãããå Žåã®æ°åäžåäœãŸã§ã劥åœãªçããå°ãåºãããŸãããã®ç¯å²ã®ã©ã®ç«¯ã«èœã¡çããã¯ã以äžã®èŠçŽ ã«äŸåããŸãã ã¢ãã«ãµã€ãº, ãã¬ãŒãã³ã°èšç®äºç®ïŒFLOPïŒ, 䜿çšãããããŒã¯ã³, , ããããŠæ°ããã©ãã¯ã¹ã±ãŒã«ã®BlackwellããŒããŠã§ã¢ã䜿çšãããããããšãå€ãA100/H100ãã·ã³ã䜿çšããããOpenAIã«ãããšãGPT-5ã¯Microsoft Azureã¹ãŒããŒã³ã³ãã¥ãŒã¿ãŒã§åŠç¿ããããšã®ããšïŒæ£ç¢ºãªGPUæ°ã¯äžæïŒãæ®ãã®è©³çްã¯ãå€éšã®å ±éããšã³ãžãã¢ãªã³ã°ã«ããæŠç®ããåŸãããŠããã
æç¢ºæ§ãåºå
žã®åž°å±ãææ°ã®APIçšèªã«ã€ããŠç¢ºèªæžã¿ã§ãã
GPUãããã®æç¶ã¹ã«ãŒããã
æéäºç®
OpenAI 㯠(ã»ãšãã©ã®çµç¹ãšåæ§ã«) æå€§ã®ã¢ãã«ã®æ£ç¢ºãªãã¬ãŒãã³ã° FLOP æ°ãçã® GPU æéå°åž³ãå
¬éããŠããªãããããã³ããŒã®ä»æ§ã以åã®ã¢ãã«ã®èŠ³æž¬ãããéå»ã® GPU 䜿çšãã¿ãŒã³ãã¹ã±ãŒãªã³ã°åãçµã¿åãããŠãé²åŸ¡å¯èœãªç¯å²ãçæããŸãã
ã¢ãã«ã®ãµã€ãºãš GPU ã®æ°ãçµã³ä»ããåºæ¬çãªã«ãŒã«ã¯äœã§ãã?
䜿çšã§ããã³ã¢ãã©ãŒãã¥ã©
NVIDIA ã® Megatron ããŒã ã¯ããšã³ãããŒãšã³ãã®ãã¬ãŒãã³ã°æéã®å®çšçã§åºã䜿çšãããŠããè¿äŒŒå€ãæäŸããŠããŸã: training_time (s)â8â
Tâ
PNâ
X\text{training\_time (s)} \approx 8 \cdot \frac{T \cdot P}{N \cdot X}training_time (s)â8â
Nâ
XTâ
Pâ
- PPP = ã¢ãã«ãã©ã¡ãŒã¿ïŒéã¿ïŒã®æ°
- TTT = ãã¬ãŒãã³ã°ããŒã¯ã³ã®æ°
- NNN = GPUã®æ°
- XXX = GPU ãããã®æç¶ã¹ã«ãŒãããïŒFLOP/ç§ãé垞㯠teraFLOP ã§è¡šãããŸãïŒ
- ä¿æ° 8 ã¯ããã©ã³ã¹ãã©ãŒã㌠FLOP è¿äŒŒã«ãããåæ¹ + åŸæ¹ + ãªããã£ãã€ã¶ãŒããã³ãã®ä»ã®å®æ°ãã«ãŠã³ãããããšããçããŸãã
ã¿ãŒã²ããã¹ã±ãžã¥ãŒã«ã® GPU ãæšå®ããããã«äžŠã¹æ¿ãããšãNâ8â
Tâ
PXâ
training_time (s)N \approx 8 \cdot \frac{T \cdot P}{X \cdot \text{training\_time (s)}}Nâ8â
Xâ
training_time (s)Tâ
Pâ
ããã¯ãã³ã³ãã¥ãŒãã£ã³ã° ããžã§ãã (FLOP) ã GPU ããªãŒã ãµã€ãºã«å€æããããã®æãéèŠãªãšã³ãžãã¢ãªã³ã°åŒã§ãããGPU æ°ã®èŠç©ããéå§ããå Žæã§ãã
éèŠãªæ³šæç¹
- ãXãïŒGPU ãããã®æç¶ TFLOPïŒã¯ãç¹å®ããã®ãæãé£ããæ°å€ã§ãã çè«äžã®ããŒã¯FLOPSïŒã¹ããã¯ïŒã¯ãã¡ã¢ãªãã©ãã£ãã¯ãéä¿¡ããã€ãã©ã€ã³ããã«ã®åœ±é¿ã§ãå®éã®ãã¬ãŒãã³ã°ãžã§ãã§éæãããå€ãããã¯ããã«é«ãã®ãäžè¬çã§ããNVIDIAã¯ã éæ ãšã³ãããŒãšã³ãã®å€§èŠæš¡ã¢ãã«ãã¬ãŒãã³ã°å®éšã«ãããŠãA100 GPU 1å°ãããçŽ163 TFLOPã®ã¹ã«ãŒããããéæããŸãããH100ããã³Blackwellããã€ã¹ã¯çè«äžã®ããŒã¯å€ãã¯ããã«é«ããã®ã®ãéæå¯èœãªæç¶ã¹ã«ãŒãããã¯ãœãããŠã§ã¢ã¹ã¿ãã¯ãã¢ãã«äžŠåæ§æãããã³éä¿¡ãã¡ããªãã¯ã«äŸåããŸããäºç®çå®ã®éã¯ãæ§ãããªéæã¹ã«ãŒãããã䜿çšããŠãã ããã
- ããŒã¯ã³äºç® TTT æšæºåãããŠããŸãããNVIDIAã¯1å
ãã©ã¡ãŒã¿ã®ãµã³ãã«ã«çŽ450åããŒã¯ã³ã䜿çšããŸããããä»ã®ããŒã ã¯ç°ãªãããŒã¯ã³/ãã©ã¡ãŒã¿æ¯çã䜿çšããŠããŸãïŒåæããŒã¯ã³ã®äœ¿çšãå¢å ããŠããŸãïŒãããŒã¯ã³ã®ä»®å®ã¯åžžã«æç€ºçã«ç€ºããŠãã ããã
- ã¡ã¢ãªãšããããžã®å¶çŽ ïŒGPUãããã®ã¡ã¢ãªãNVLinkãã¡ããªãã¯ããã€ãã©ã€ã³/ãã³ãœã«äžŠååŠçã®å¶éãªã©ïŒã«ãã£ãŠãããšãFLOPå€ãåçšåºŠã§ãã£ãŠããç¹å®ã®GPUã¿ã€ãã¯å€§èŠæš¡ã§å¯ã«ã·ã£ãŒãã£ã³ã°ãããã¢ãã«ã«é©ããŠããå ŽåããããŸããNVIDIAã®GB300/GB300 NVL72ã®ãããªã©ãã¯ã¹ã±ãŒã«ã·ã¹ãã ã§ã¯ãFLOPãšã¡ã¢ãªã®å®éã®ãã©ã³ã¹ãå€ãããŸãã
以åã®äžä»£ã§ã¯GPUãããã€äœ¿çšãããŠããŸããã
æŽå²çã¢ã³ã«ãŒ: GPT-3 ããã³ GPT-4 ã¬ããŒã
æ¥çã¬ããŒããæè¡è§£èª¬ã§ã¯ã以åã®ã¢ãã«ã®GPUæ°ããåŸç¶ã¢ãã«ã®æšå®å€ãšããŠç¹°ãè¿ã䜿çšããŠããŸãããè€æ°ã®ä¿¡é Œã§ããã¡ãã£ã¢ãæ¥çé¢ä¿è
ã¯ãGPT-4ã®äºåãã¬ãŒãã³ã°ã«ã¯æ°é±éããæ°ã¶æã«ããã£ãŠæ°äžåºã®A100 GPUã䜿çšããããšæšå®ããŠããŸããäŸãã°ãåææã®ã¬ããŒãã§ã¯ãGPT-4ã®ãã¬ãŒãã³ã°ãããããªã³ãã¯ãããŒã¯æã®GPUåšåº«ãã«ãŠã³ãããããäºåãã¬ãŒãã³ã°äžã«åæã«ã¢ã¯ãã£ãã«ãªã£ãGPUãã«ãŠã³ããããã«ãã£ãŠãçŽ1äžåºãã2äž5ååºã®A100 GPUã®ç¯å²ã§ãããšãããŠããŸãããããã®éå»ã®ã¢ã³ã«ãŒã¯ãããŒããŠã§ã¢äžä»£ïŒA100 â H100 / BlackwellïŒãããã€ã¹ãããã®ã¹ã«ãŒããããã©ã®ããã«å€åããããã瀺ããããæçšã§ãã
å«æïŒ GPT-4ãçŽ1äžïœ2äž5ååã®A100ã䜿çšããŠããå ŽåãGPT-5ã¯ïŒ1æ¡ä»¥äžå€§ããå ŽåããŸãã¯ããå€ãã®ããŒã¯ã³ã§ãã¬ãŒãã³ã°ããå ŽåïŒãã¯ããã«å€ãã®èšç®éãå¿
èŠãšããŸããããããããŒããŠã§ã¢ïŒH100/Blackwell/TPUïŒãšãœãããŠã§ã¢ïŒæé©åè£
眮/粟床/å°éå®¶ã®æ··åãããŒã¿å¹çïŒã®æ¹è¯ã«ãããåç以äžã®èšç®éãå®çŸããããã«å¿
èŠãªç©çããã€ã¹ã®æ°ãåæžã§ããŸãã
ããŸããŸãª GPT-5 ã¹ã±ãŒã«ã®ã·ããªãªã«å¿
èŠãª GPU ã®æ°ã¯ããã€ã§ãã?
以äžã§ã¯ãåãææ³ãçšããªãããç°ãªãä»®å®ã®ããšã3ã€ã®å
·äœçãªã·ããªãªèšç®ãå®è¡ããŸããããã«ãããã¢ãã«ã®ãµã€ãºãããŒããŠã§ã¢ããããŠå®è¡æéã«å¿ããŠGPUæ°ãã©ã®ããã«å€åãããã確èªã§ããŸããä»®å®ã¯æç€ºçã«èšèŒããŠããã®ã§ãç¹°ãè¿ãå®è¡ããã調æŽãããããããšãã§ããŸãã
䜿çšãããä»®å®ïŒæç€ºçïŒ
- ã³ã¢ FLOP ã®èšç®åŒ: Nâ8â
Tâ
PXâ
timeN \approx 8 \cdot \frac{T \cdot P}{X \cdot \text{time}}Nâ8â
Xâ
timeTâ
PâãïŒNVIDIA Megatron ãåç
§ãïŒ
- ããŒã¯ã³æ°ã®ã¹ã±ãŒãªã³ã°: NVIDIAã®äŸã§ãã1Tãã©ã¡ãŒã¿ãããçŽ450BããŒã¯ã³ïŒã€ãŸãTâ0.45â
PT \approx 0.45 \cdot PTâ0.45â
PïŒãââåºæºãšããŠããããã®ã·ããªãªã§ã¯ãã©ã¡ãŒã¿ã«å¿ããŠããŒã¯ã³ãç·åœ¢ã«ã¹ã±ãŒãªã³ã°ããŸããããã¯åŠ¥åœãªéžæã§ãããæ®éçãªãã®ã§ã¯ãããŸãããããŒã ã«ãã£ãŠã¯ããã©ã¡ãŒã¿ãããã®ããŒã¯ã³æ°ãããããå€ããããå°ãªããããããå ŽåããããŸãã
- ãã¬ãŒãã³ã°ãŠã£ã³ããŠ: 90æ¥éïŒâ 7,776,000ç§ïŒãã¹ã±ãžã¥ãŒã«ãçãã»ã©ãæ¯äŸããŠå€ãã®GPUãå¿
èŠã«ãªããŸããã¹ã±ãžã¥ãŒã«ãé·ãã»ã©ãå¿
èŠãªGPUã¯å°ãªããªããŸãã
- GPU ãããã®æç¶ã¹ã«ãŒããã (XãTFLOP): æåæ§ã瀺ã3ã€ã®å®çšçãªã¬ãã«:
- ä¿å®ç/å€ãA100ã¯ã©ã¹ãéæ: 163 TFLOPs GPU ããã (NVIDIA ã 1T ã®äŸã§æž¬å®ããéæã¹ã«ãŒããã)ã
- ææ°ã®ãã€ãšã³ãH100ã¯ã©ã¹ã®å®å¹ã¹ã«ãŒãããïŒ ã600 TFLOP (ã·ã¹ãã ã¬ãã«ã®éå¹çæ§ãèæ
®ããåŸã®ãH100 çè«äžã® Tensor ã³ã¢ ããŒã¯ã®æ§ããã§éæå¯èœãªå²å)ã
- ã©ãã¯ã¹ã±ãŒã« Blackwell/GB300 æå¹: ã2,000 TFLOP GPU ããã (ç©æ¥µçãªæ¬¡äžä»£ Blackwell/GB300 ã©ãã¯å¹çãš FP4/æé©åã®ã¡ãªããã衚ããŸããå®éã®æç¶æ°å€ã¯ã¯ãŒã¯ããŒããšããããžã«ãã£ãŠç°ãªããŸã)ã
泚æïŒ ãããã®Xå€ã¯ åææ¡ä»¶ ãšã³ãžãã¢ãªã³ã°ã®å³è§£ã§ã¯ã調æŽå¯èœãªãããšããŠäœ¿ã£ãŠãã ãããéèŠãªã®ã¯ãæ¡æ°ã瀺ãããšã§ãã
çµæïŒåæšäºå
¥ïŒ
äžèšã®åŒãšä»®å®ã䜿çšããŠãããŒã¯ã³ãT = 0.45â
PT = 0.45\cdot PT = 0.45â
PãšããŠã¹ã±ãŒãªã³ã°ããã90æ¥éã®ãã¬ãŒãã³ã°å®è¡ã®å ŽåïŒ
1å
åã®ãã©ã¡ãŒã¿ïŒ1TïŒ:
- 163 TFLOPS/GPU â â 2,800 GPU.
- 600 TFLOPS/GPU â â 770 GPU.
- 2,000 TFLOPS/GPU â â 230 GPU.
3å
åã®ãã©ã¡ãŒã¿ïŒ3TïŒ:
- 163 TFLOPS/GPU â â 25,600 GPU.
- 600 TFLOPS/GPU â â 6,900 GPU.
- 2,000 TFLOPS/GPU â â 2,100 GPU.
10å
åã®ãã©ã¡ãŒã¿ïŒ10TïŒ:
- 163 TFLOPS/GPU â â 284,000 GPU.
- 600 TFLOPS/GPU â â 77,000 GPU.
- 2,000 TFLOPS/GPU â â 23,000 GPU.
ãããã¯ã人ã
ã®èŠç©ããããªãããã»ã©å€§ããç°ãªãã®ãã瀺ããŠããŸããGPUãããã®æç¶ã¹ã«ãŒãããïŒããŒããŠã§ã¢ãšãœãããŠã§ã¢ïŒãŸãã¯å¿
èŠãªãã¬ãŒãã³ã°æéã®ããããã®å€åã«ãã£ãŠãGPUæ°ã¯åçã«å€åããŸããã¢ãã«ã10å倧ãããªããšããã©ã¡ãŒã¿PPPã10åå¿
èŠã«ãªããŸãããŸããããŒã¯ã³ã¯éåžžãã¢ãã«ãµã€ãºã«å¿ããŠã¹ã±ãŒãªã³ã°ããããããæéäºç®ãäžå®ã«ä¿ã€ãšãç·FLOPïŒã²ããŠã¯GPUã®å¿
èŠæ§ïŒã¯è¶
ç·åœ¢ã«å¢å ããŸãã
GPT-5ïŒåæïŒã®ãã¹ããšãã©ãŒãç¯å²ïŒ
- äžéïŒèšç®å¹çã®é«ãã¬ã·ã + Blackwell/H100ã¯ã©ã¹ã®ã¹ã«ãŒãããïŒïŒ æ°ãæãããŠçŽ 10,000ïœ25,000 åã® H100 çžåœã® GPU ãå±éããŸã (ã¢ãã«ãç©æ¥µçãªããŒã¿æ¡åŒµ/埮調æŽã«ãã倧å¹
ãªã¢ã«ãŽãªãºã å¹çã®åäžãšãã©ã¡ãŒã¿æ°ã®åæžãå®çŸããå Žå)ã
- äžå€®ïŒäž»æµã®ã·ããªãªãšããŠåŠ¥åœãšæããããã®ïŒ: çŽ 25,000ïœ80,000 åã® H100 çžåœ GPU (ãã倧ããªèšç®äºç®ãšããŒã¯ã³æ°ã«å¯Ÿå¿ãããããGPT-4 ã§å ±åãããæ°äžåããå¢å )ã
- äžéïŒã¢ã«ãŽãªãºã ã®ã·ã§ãŒãã«ãããã»ãšãã©äœ¿çšããã«ãã¬ãŒãã³ã°ããããéåžžã«å€§èŠæš¡ãªæ°å
ãã©ã¡ãŒã¿ã¢ãã«ïŒ: ããŒã¯æã«ã¯ 80,000ïœ150,000 å以äžã® H100 çžåœã® GPU (ããŒã ãéåžžã«çããŠã©ãŒã«ã¯ããã¯æéãæ±ãã倿°ã®ããã€ã¹ã䞊åã«äœ¿çšããå Žå)ã
ãããã®ç¯å²ã¯ãçŸåšã®ãã³ããŒã®ã¹ã«ãŒãããã以åã®ã¢ãã«ã®GPU䜿çšçã®å±¥æŽãããã³æ¥çã§å ±åãããŠããã¯ã©ã¹ã¿ãµã€ãºãšäžèŽããŠããŸãã èŠç©ããOpenAIããã®çŽæ¥ã®æ¿èªã§ã¯ãããŸãããGPT-5ã®æ£ç¢ºãªæ°å€ã¯äŸç¶éå
¬éã§ãã
çã®äºåãã¬ãŒãã³ã°å®è¡ä»¥å€ã« GPU ã®è«æ±é¡ã«è¿œå ããããã®ã¯äœã§ãã?
ããã€ã¹æ°ãå¢ããèŠå
- ãã©ã¡ãŒã¿æ°ãšããŒã¯ã³ã®éå¿: éåžžããã©ã¡ãŒã¿ã 2 åã«ãããšãèšç®ãæé©åãç¶ããããã«ããŒã¯ã³ãåçšåºŠå¢å ããŸãã
- çãå£æèšæéãžã®æ¬²æ±: ãã¬ãŒãã³ã°ãæ°ãæã§ã¯ãªãæ°é±éã§å®äºããã«ã¯ãåæå®è¡ GPU ã®æ°ãæ¯äŸããŠå¢ããå¿
èŠããããŸãã
- å€§èŠæš¡æ€èšŒãŸãã¯RLHFã¬ãžãŒã : ãã¬ãŒãã³ã°åŸã®å®è³ªç㪠RLHF ãŸãã¯äººéã®ãã£ãŒããã㯠ãµã€ã¯ã«ã«ãããåºæ¬çãªãã¬ãŒãã³ã°å FLOP ãè¶
ããŠãæå³ã®ãã GPU 䜿çšéã远å ãããŸãã
- ãããã¯ãŒã¯ãšã€ã³ãã©ã¹ãã©ã¯ãã£ã®éå¹çæ§: çžäºæ¥ç¶ã®ã¹ã±ãŒãªã³ã°ãäžååã§ãã£ããã䜿çšçãäœããšã宣äŒãããŠããã¹ã«ãŒããããå®çŸããããã«å¿
èŠãªç©ç GPU ã®æ°ãå¢ããŠããŸããŸãã
RLHFã埮調æŽãè©äŸ¡
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