ืคืึธืจื•ื™ืกื–ืึธื’ืŸ ืื•ืŸ ื“ื™ืกืงื•ืกื™ืข: ื›ื™ื™ื‘ืจื™ื“ ื“ืึทื˜ืŸ ืกื˜ืึธืจื™ื“ื–ืฉ ืกื™ืกื˜ืขืžืขืŸ ื•ื•ืขื˜ ื’ืขื‘ืŸ ืึทืœืข ื‘ืœื™ืฅ

ืื•ื™ืฃ ืœื•ื™ื˜ ืฆื• ืึทื ืึทืœื™ืก ืคึฟื•ืŸ IHS Markit, ื›ื™ื™ื‘ืจื™ื“ ืกื˜ืึธืจื™ื“ื–ืฉ ืกื™ืกื˜ืขืžืขืŸ (HDS) ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ื”ื“ื“ ืื•ืŸ ืกืกื“ ื•ื•ืขื˜ ืึธื ื”ื™ื™ื‘ืŸ ืฆื• ื–ื™ื™ืŸ ื•ื•ื™ื™ื ื™ืงืขืจ ืคืึธื“ืขืจื•ื ื’ ื“ืขื ื™ืึธืจ. ืžื™ืจ ื“ื™ืกืงื•ื˜ื™ืจืŸ ื“ื™ ืงืจืึทื ื˜ ืกื™ื˜ื•ืึทืฆื™ืข.

ืคืึธืจื•ื™ืกื–ืึธื’ืŸ ืื•ืŸ ื“ื™ืกืงื•ืกื™ืข: ื›ื™ื™ื‘ืจื™ื“ ื“ืึทื˜ืŸ ืกื˜ืึธืจื™ื“ื–ืฉ ืกื™ืกื˜ืขืžืขืŸ ื•ื•ืขื˜ ื’ืขื‘ืŸ ืึทืœืข ื‘ืœื™ืฅ
ืคืึธื˜ืึธ - Jyrki Huusko - CC BY

ืื™ืŸ 2018, ื‘ืœื™ืฅ ืขืจื™ื™ื– ืึทืงืึทื•ื ืึทื“ ืคึฟืึทืจ 29% ืคื•ืŸ ื“ื™ ืกื˜ืึธืจื™ื“ื–ืฉ ืžืึทืจืง. ืคึฟืึทืจ ื›ื™ื™ื‘ืจื™ื“ ืกืึทืœื•ืฉืึทื ื– - 38%. IHS ืžืึทืจืงื™ื˜ ืื™ื– ื–ื™ื›ืขืจ ืึทื– SSDs ื•ื•ืขื˜ ื ืขืžืขืŸ ื“ื™ ืคื™ืจืŸ ื“ืขื ื™ืึธืจ. ืœื•ื™ื˜ ื–ื™ื™ืขืจ ืขืกื˜ืึทืžืึทืฅ, ื”ืึทื›ื ืึธืกืข ืคื•ืŸ โ€‹โ€‹ืคืืจืงื•ื™ืคื•ื ื’ ืคื•ืŸ ื‘ืœื™ืฅ ืขืจื™ื™ื– ื•ื•ืขื˜ ืคืึทืจื’ืจืขืกืขืจืŸ ืฆื• 33%, ืื•ืŸ ืคึฟื•ืŸ ื›ื™ื™ื‘ืจื™ื“ ืขืจื™ื™ื– ืขืก ื•ื•ืขื˜ ืคืึทืจืžื™ื ืขืจืŸ ืฆื• 30%.

ืขืงืกืคึผืขืจืฅ ืึทื˜ืจื™ื‘ื™ื•ื˜ ื“ื™ ื ื™ื“ืขืจื™ืง ืคืึธื“ืขืจื•ื ื’ ืคึฟืึทืจ ื›ื™ื™ื‘ืจื™ื“ ืกื™ืกื˜ืขืžืขืŸ ืฆื• ื“ื™ ืฉืจื™ื ื’ืงื™ื ื’ ื”ื“ื“ ืžืึทืจืง. IDC ื™ืงืกืคึผืขืงืฅ ืึทื– ืื™ืŸ 2021 ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ื”ื“ื“ ืก ื’ืขืฉืืคืŸ ื•ื•ืขื˜ ืคืึทืœืŸ ืฆื• 284 ืžื™ืœื™ืึธืŸ ื“ืขื•ื•ื™ืกืขืก, ื•ื•ืึธืก ืื™ื– 140 ืžื™ืœื™ืึธืŸ ื•ื•ื™ื™ื ื™ืงืขืจ ื•ื•ื™ ื“ืจื™ื™ ื™ืึธืจ ืฆื•ืจื™ืง. ื“ืขืจ ืžืึทืจืง ื‘ืึทื ื“ ืื™ืŸ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ืฆื™ื™ื˜ ื•ื•ืขื˜ ืคืึทืจืžื™ื ืขืจืŸ ืžื™ื˜ $ 750 ืžื™ืœื™ืึธืŸ. ืกื˜ืึทื˜ื™ืกื˜ื™ืง ืงืึทื ืคืขืจืžื– ื“ืขืจ ื’ืึทื ื’, ืœื•ื™ื˜ ื“ื™ ืึทื ืึทืœื™ืกื™ืก ืžื™ื˜ืœ, ื–ื™ื ื˜ 2014, ื“ื™ ื‘ืึทื ื“ ืคื•ืŸ ื”ื“ื“ ืก ื’ืขืฉืืคืŸ ืื™ื– ื“ื™ืงืจื™ืกื˜ ืžื™ื˜ 40 ืžื™ืœื™ืึธืŸ ื“ืขื•ื•ื™ืกืขืก.

HDD ืคืืจืงื•ื™ืคื•ื ื’ ืื™ื– ืื•ื™ืš ืคืึทืœื™ื ื’ ืื™ืŸ ื“ื™ ื“ืึทื˜ืŸ ืฆืขื ื˜ืขืจ ืึธืคึผืฉื ื™ื˜. ืœื•ื™ื˜ ื“ื™ ืคื™ื ืึทื ืฆื™ืขืœ ื‘ืึทืจื™ื›ื˜ ืคื•ืŸ Western Digital (WD), ืื™ืŸ ื“ื™ ืœืขืฆื˜ืข ื™ืึธืจ ื“ื™ ื ื•ืžืขืจ ืคื•ืŸ ื”ื“ื“ ืก ืกืึธืœื“ ืคึฟืึทืจ ื“ืึทื˜ืŸ ืกืขื ื˜ืขืจืก ืื™ื– ื’ืขืคืืœืŸ ืคื•ืŸ 7,6 ืžื™ืœื™ืึธืŸ ื“ืขื•ื•ื™ืกืขืก ืฆื• 5,6 ืžื™ืœื™ืึธืŸ (ื‘ืœืึทื˜ 8). ืœืขืฆื˜ืข ื™ืึธืจ WD ืืคื™ืœื• ืžื•ื“ื™ืขืื– ื–ื™ื™ ื•ื•ืขืจืŸ ื’ืขืฆื•ื•ืื•ื ื’ืขืŸ ืฆื• ืคืืจืžืื›ืŸ ื–ื™ื™ืขืจ ืคืื‘ืจื™ืง ืื™ืŸ ืžืืœื™ื™ื–ื™ืข. ืื•ื™ืš ืœืขืฆื˜ืข ื–ื•ืžืขืจ, Seagate ืฉืึทืจืขืก ื’ืขืคืืœืŸ ืžื™ื˜ 7%.

ืคืืจื•ื•ืืก ืื™ื– ื“ื™ ืคืึธื“ืขืจื•ื ื’ ืคึฟืึทืจ SSD ื’ืจืึธื•ื™ื ื’?

ื“ืขืจ ื‘ืึทื ื“ ืคื•ืŸ ืคึผืจืึทืกืขืกื˜ ื“ืึทื˜ืŸ ืื™ื– ื™ื ืงืจื™ืกื™ื ื’. ื™ื“ืง ื–ืื’ื˜ ืึทื– ื“ื™ ืกื•ืžืข ืคื•ืŸ โ€‹โ€‹ื“ืึทื˜ืŸ ื“ื–ืฉืขื ืขืจื™ื™ื˜ืึทื“ ืื™ืŸ ื“ืขืจ ื•ื•ืขืœื˜ ื•ื•ืขืœ ื•ื•ืึทืงืกืŸ ืžื™ื˜ 61% ืึทื ื™ื•ืึทืœื™ - ืื™ืŸ 2025 ืขืก ื•ื•ืขื˜ ื“ืขืจื’ืจื™ื™ื›ืŸ ืึท ื•ื•ืขืจื˜ ืคื•ืŸ 175 ื–ืขื˜ืึทื‘ื™ื˜ืขืก. ืขืก ืื™ื– ื“ืขืจื•ื•ืึทืจื˜ ืึทื– ื”ืึทืœื‘ ืคื•ืŸ ื“ื™ ื“ืึทื˜ืŸ ื•ื•ืขื˜ ื–ื™ื™ืŸ ืคึผืจืึทืกืขืกื˜ ื“ื•ืจืš ื“ืึทื˜ืŸ ืกืขื ื˜ืขืจืก. ืฆื• ืงืึธืคึผืข ืžื™ื˜ ื“ื™ ืžืึทืกืข, ื–ื™ื™ ื“ืึทืจืคึฟืŸ ื”ื•ื™ืš-ืคืึธืจืฉื˜ืขืœื•ื ื’ SSD-ื‘ืื–ื™ืจื˜ ืกื˜ืึธืจื™ื“ื–ืฉ ืกื™ืกื˜ืขืžืขืŸ. ืขืก ื–ืขื ืขืŸ ื‘ืึทื•ื•ื•ืกื˜ ืงืึทืกืขืก ื•ื•ืขืŸ ื“ื™ ื™ื‘ืขืจื’ืึทื ื’ ืฆื• "ื”ืึทืจื˜ ืฉื˜ืึทื˜" ืจื™ื“ื•ืกื˜ ืฆื™ื™ึทื˜ ื“ืึทื•ื ืœืึธื•ื“ื™ื ื’ ืื™ื ืคึฟืึธืจืžืึทืฆื™ืข ืคื•ืŸ โ€‹โ€‹ื“ื™ ื“ืึทื˜ืึทื‘ื™ื™ืก ื–ืขืงืก ืžืืœ.

IT ืงืึธืžืคึผืึทื ื™ืขืก ื–ืขื ืขืŸ ืื•ื™ืš ื“ืขื•ื•ืขืœืึธืคึผื™ื ื’ ื ื™ื™ึทืข ื˜ืขืงื ืึทืœืึทื“ื–ืฉื™ื– ื“ื™ื–ื™ื™ื ื“ ืฆื• ืคืึทืจื’ืจืขืกืขืจืŸ ื“ื™ ืคืึธืจืฉื˜ืขืœื•ื ื’ ืคื•ืŸ ืึทืœืข-ืคืœืึทืฉ ืกื˜ืึธืจื™ื“ื–ืฉ ืกื™ืกื˜ืขืžืขืŸ. ืคึฟืึทืจ ื‘ื™ื™ึทืฉืคึผื™ืœ, ื“ื™ NVMe-oF (NVM Express over Fabrics) ืคึผืจืึธื˜ืึธืงืึธืœ. ืขืก ืึทืœืึทื•ื– ืื™ืจ ืฆื• ืคืึทืจื‘ื™ื ื“ืŸ ื“ืจื™ื™ื•ื•ื– ืฆื• ื“ื™ ืกืขืจื•ื•ืขืจ ื“ื•ืจืš PCI Express (ืึทื ืฉื˜ืึธื˜ ืคื•ืŸ ื•ื•ื™ื™ื ื™ืงืขืจ ืคึผืจืึธื“ื•ืงื˜ื™ื•ื• ื™ื ื˜ืขืจืคื™ื™ืกื™ื– ืกืึทืก ะธ ืกืึทื˜ืึท). ื“ืขืจ ืคึผืจืึธื˜ืึธืงืึธืœ ืื•ื™ืš ื›ึผื•ืœืœ ืึท ืกื›ื•ื ืคื•ืŸ ืงืึทืžืึทื ื“ื– ื•ื•ืึธืก ืจืขื“ื•ืฆื™ืจืŸ ื“ื™ ืคืึทืจื”ืึทืœื˜ืŸ ื•ื•ืขืŸ ื˜ืจืึทื ืกืคืขืจื™ื ื’ ืื™ื ืคึฟืึธืจืžืึทืฆื™ืข ืฆื•ื•ื™ืฉืŸ ืกืกื“ืก. ืขื ืœืขื›ืข ืกืึทืœื•ืฉืึทื ื– ื”ืึธื‘ืŸ ืฉื•ื™ืŸ ื“ืขืจืฉื™ื™ึทื ืขืŸ ืื•ื™ืฃ ื“ื™ ืžืึทืจืง.

ื“ื™ ืคึผืจื™ื™ึทื– ืคื•ืŸ SSDs ืื™ื– ืคืึทืœื™ื ื’. ืื™ืŸ ื“ื™ ืึธื ื”ื™ื™ื‘ ืคื•ืŸ 2018, ื“ื™ ืคึผืจื™ื™ึทื– ืคื•ืŸ ืึท ื’ื™ื’ืื‘ื™ื™ื˜ ืคื•ืŸ SSD ื–ื›ึผืจื•ืŸ ืื™ื– ื’ืขื•ื•ืขืŸ ืฆืขืŸ ืžืืœ ื”ืขื›ืขืจ ื•ื•ื™ ื”ื“ื“. ืึธื‘ืขืจ, ื‘ื™ื– ื“ืขื ืกื•ืฃ ืคื•ืŸ 2018 ื–ื™ ื’ืขืคืืœืŸ ืฆื•ื•ื™ื™ ืฆื• ื“ืจื™ื™ ืžืึธืœ (ืคื•ืŸ 20-30 ืฆื• 10 ืกืขื ืก ืคึผืขืจ ื’ื™ื’ืื‘ื™ื™ื˜). ืœื•ื™ื˜ ืฆื• ืขืงืกืคึผืขืจืฅ, ื‘ื™ื– ื“ืขื ืกื•ืฃ ืคื•ืŸ 2019 ืขืก ื•ื•ืขื˜ ื–ื™ื™ืŸ ืึทื›ื˜ ืกืขื ืก ืคึผืขืจ ื’ื™ื’ืื‘ื™ื™ื˜. ืื™ืŸ ื“ืขื ืœืขื‘ืŸ ืฆื•ืงื•ื ืคึฟื˜, ื“ื™ ืคึผืจื™ื™ื– ืคึฟืึทืจ SSD ืื•ืŸ HDD ื•ื•ืขื˜ ื–ื™ื™ืŸ ื’ืœื™ื™ึทืš - ื“ืึธืก ืื™ื– ืงืขืŸ ืคึผืึทืกื™ืจืŸ ืฉื•ื™ืŸ ืื™ืŸ 2021.

ืื™ื™ื ืขืจ ืคื•ืŸ ื“ื™ ืกื™ื‘ื•ืช ืคึฟืึทืจ ื“ื™ ื’ื™ืš ืึทืจืึธืคึผื’ื™ื™ืŸ ืื™ืŸ ืกืกื“ ืคึผืจื™ื™ืกื™ื– ืื™ื– ืคืึทืจืžืขืกื˜ ืฆื•ื•ื™ืฉืŸ ืžืึทื ื™ืึทืคืึทืงื˜ืฉืขืจืขืจื– ื•ื•ืึธืก ื–ืขื ืขืŸ ื˜ืจื™ื™ื ื’ ืฆื• ืฆื•ืฆื™ืขืŸ ืงืึทืกื˜ืึทืžืขืจื– ืžื™ื˜ ื ื™ื“ืขืจื™ืง ืคึผืจื™ื™ืกืึทื–. ืขื˜ืœืขื›ืข ืงืึธืžืคึผืึทื ื™ืขืก, ืึทื–ืึท ื•ื•ื™ Huawei, ื–ืขื ืขืŸ ืฉื•ื™ืŸ ืคืึทืจืงื•ื™ืคืŸ ืกืึธืœื™ื“ ืฉื˜ืึทื˜ ื“ืจื™ื™ื•ื•ื– ืื™ืŸ ื“ื™ ืคึผืจื™ื™ึทื– ืคื•ืŸ ืฉื•ื•ืขืจ ื“ืจื™ื™ื•ื•ื– ืžื™ื˜ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ืงืึทืคึผืึทืฆื™ื˜ืขื˜.

ืขื ืขืจื’ื™ืข ืงืึทื ืกืึทืžืฉืึทืŸ ืื™ื– ื’ืจืึธื•ื™ื ื’. ื™ืขื“ืขืจ ื™ืึธืจ, ื“ืึทื˜ืŸ ืกืขื ื˜ืขืจืก ืคืึทืจื ื•ืฆืŸ 200 ื˜ืขืจืึทื•ื•ืึทื˜ ืฉืขื” ืคื•ืŸ ืขืœืขืงื˜ืจืข. ื“ื•ืจืš ืขื˜ืœืขื›ืข ื“ืึทื˜ืŸ, ื“ื•ืจืš 2030 ื“ืขื ืฆื™ืคืขืจ ื•ื•ืขื˜ ืคืึทืจื’ืจืขืกืขืจืŸ ืคื•ืคืฆืŸ ืžืืœ. ื“ืึทื˜ืึท ืฆืขื ื˜ืขืจ ืึธืคึผืขืจื™ื™ื˜ืขืจื– ื–ืขื ืขืŸ ื˜ืจื™ื™ื ื’ ืฆื• ืคึฟืึทืจื‘ืขืกืขืจืŸ ื“ื™ ืขืคืขืงื˜ื™ื•ื•ืงื™ื™ึทื˜ ืคื•ืŸ ื–ื™ื™ืขืจ ืงืึทืžืคึผื™ื•ื˜ื™ื ื’ ื™ื ืคืจืึทืกื˜ืจืึทืงื˜ืฉืขืจ ืื•ืŸ ืจืขื“ื•ืฆื™ืจืŸ ืขื ืขืจื’ื™ืข ืงืึทื ืกืึทืžืฉืึทืŸ.

ืื™ื™ืŸ ื•ื•ืขื’ ืฆื• ืจืขื“ื•ืฆื™ืจืŸ ืขืœืขืงื˜ืจืข ืงืึธืก ืื™ืŸ ืึท ื“ืึทื˜ืŸ ืฆืขื ื˜ืขืจ ืื™ื– ื“ื•ืจืš ื”ืึทืจื˜-ืฉื˜ืึทื˜ ื“ืจื™ื™ื•ื•ื–. ืคึฟืึทืจ ื‘ื™ื™ึทืฉืคึผื™ืœ, KIO Networks, ืึท ืคื™ืจืžืข ืึทืคึผืขืจื™ื™ื˜ื™ื ื’ ืื™ืŸ ื“ื™ ื•ื•ืึธืœืงืŸ, SSD ืขืจืœื•ื™ื‘ื˜ ืฆื• ืจืขื“ื•ืฆื™ืจืŸ ื“ื™ ืกื•ืžืข ืคื•ืŸ โ€‹โ€‹ืขืœืขืงื˜ืจืข ืงืึทื ืกื•ืžื“ ื“ื•ืจืš ื“ื™ ื“ืึทื˜ืŸ ืฆืขื ื˜ืขืจ ื“ื•ืจืš 60%. ืื™ืŸ ื“ืขืจ ื–ืขืœื‘ื™ืงืขืจ ืฆื™ื™ื˜, ื”ืึทืจื˜-ืฉื˜ืึทื˜ ื“ืจื™ื™ื•ื•ื– ื”ืึธื‘ืŸ ื”ืขื›ืขืจ ืขื ืขืจื’ื™ืข ืขืคืขืงื˜ื™ื•ื•ืงื™ื™ึทื˜ ื•ื•ื™ ืฉื•ื•ืขืจ ื“ืจื™ื™ื•ื•ื–. ืื™ืŸ ืœืขืจื ืขืŸ ื‘ืจืึทื–ื™ืœื™ืึทืŸ ืื•ืŸ ืคืจืื ืฆื•ื™ื–ื™ืฉ ืกื™ื™ืึทื ื˜ื™ืก ืื™ืŸ 2018, SSDs ืึธื•ื•ื•ืขืจื˜ื•ืง HDDs ืื™ืŸ ื˜ืขืจืžื™ื ืขืŸ ืคื•ืŸ ื“ื™ ืกื•ืžืข ืคื•ืŸ โ€‹โ€‹ื“ืึทื˜ืŸ ื˜ืจืึทื ืกืคืขืจื“ ืคึผืขืจ ื“ื–ืฉืึธื•ืœืข ืคื•ืŸ โ€‹โ€‹ืขื ืขืจื’ื™ืข.

ืคืึธืจื•ื™ืกื–ืึธื’ืŸ ืื•ืŸ ื“ื™ืกืงื•ืกื™ืข: ื›ื™ื™ื‘ืจื™ื“ ื“ืึทื˜ืŸ ืกื˜ืึธืจื™ื“ื–ืฉ ืกื™ืกื˜ืขืžืขืŸ ื•ื•ืขื˜ ื’ืขื‘ืŸ ืึทืœืข ื‘ืœื™ืฅ
ืคืึธื˜ืึธ - ืคืขื˜ืจื•ืก ื‘ื•ืจืงืึท - CC BY SA

ื•ื•ืึธืก ื•ื•ืขื’ืŸ ื“ื™ HDD?

ืขืก ืื™ื– ืฆื• ืคืจื™ ืฆื• ืฉืจื™ื™ึทื‘ืŸ ืึทื•ื•ืขืง ืฉื•ื•ืขืจ ื“ืจื™ื™ื•ื•ื–. ื“ืึทื˜ืึท ืฆืขื ื˜ืขืจ ืึธืคึผืขืจื™ื™ื˜ืขืจื– ื•ื•ืขื˜ ืคืึธืจื–ืขืฆืŸ ืฆื• ื ื•ืฆืŸ ื–ื™ื™ ืคึฟืึทืจ ืงืึทืœื˜ ืกื˜ืึธืจื™ื“ื–ืฉ ืคื•ืŸ ืึทืจืงื™ื™ื•ื•ื– ืื•ืŸ ื‘ืึทืงืึทืคึผืก ืคึฟืึทืจ ืึท ืœืึทื ื’ ืฆื™ื™ึทื˜. ืคึฟื•ืŸ 2016 ืฆื• 2021, ื“ื™ ืคืืจืงื•ื™ืคื•ื ื’ ื‘ืึทื ื“ ืคื•ืŸ ื”ื“ื“ ืคึฟืึทืจ ืกื˜ืึธืจื™ื ื’ ืจืึทืจืขืœื™ ื’ืขื•ื•ื™ื™ื ื˜ ื“ืึทื˜ืŸ ื•ื•ืขื˜ ืคืึทืจื’ืจืขืกืขืจืŸ ื“ืึทื‘ืึทืœื“. ื“ืขืจ ื’ืึทื ื’ ืงืขื ืขืŸ ืื•ื™ืš ื–ื™ื™ืŸ ื’ืขื–ืขืŸ ืื™ืŸ ื“ื™ ืคื™ื ืึทื ืฆื™ืขืœ ืจื™ืคึผืึธืจืฅ ืคื•ืŸ ื“ื™ ืฉื•ื•ืขืจ ืคืึธืจ ืคืึทื‘ืจื™ืงืึทื ื˜ Seagate: ืคื•ืŸ 2013 ืฆื• 2018, ื“ื™ ืคืึธื“ืขืจื•ื ื’ ืคึฟืึทืจ ื“ื™ ืคื™ืจืžืข 'ืก ืคึผืจืึธื“ื•ืงื˜ืŸ ืคึฟืึทืจ "ืงืึทืœื˜" ื˜ืึทืกืงืก ื’ืขื•ื•ืืงืกืŸ ืžื™ื˜ 39% (8 ืจื•ืง) ืคึผืจืขื–ืึทื ื˜ื™ื™ืฉืึทื ื–).

ืงืึทืœื˜ ืกื˜ืึธืจื™ื“ื–ืฉ ื˜ื•ื˜ ื ื™ืฉื˜ ื“ืึทืจืคืŸ ื”ื•ื™ืš ืคืึธืจืฉื˜ืขืœื•ื ื’, ืึทื–ื•ื™ ืขืก ืื™ื– ืงื™ื™ืŸ ืคื•ื ื˜ ืื™ืŸ ื™ื ื˜ืจืึธื•ื“ื•ืกื™ื ื’ SSD ืขืจื™ื™ื– ืื™ืŸ ื–ื™ื™ - ืกืคึผืขืฆื™ืขืœ ื‘ืฉืขืช ื“ื™ ืคึผืจื™ื™ึทื– ืคื•ืŸ ื”ืึทืจื˜-ืฉื˜ืึทื˜ ื“ืจื™ื™ื•ื•ื– (ื›ืึธื˜ืฉ ื“ื™ืงืจื™ืกื™ื ื’) ื‘ืœื™ื™ื‘ื˜ ื”ื•ื™ืš. ืื™ืฆื˜, HDDs ื‘ืœื™ื™ื‘ืŸ ืื™ืŸ ื ื•ืฆืŸ ืื•ืŸ ื•ื•ืขื˜ ืคืึธืจื–ืขืฆืŸ ืฆื• ื–ื™ื™ืŸ ื’ืขื•ื•ื™ื™ื ื˜ ืื™ืŸ ื“ื™ ื“ืึทื˜ืŸ ืฆืขื ื˜ืขืจ.

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