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「数论 AI」第五期:大模型落地,算力才是关键

「数论 AI」第五期:大模型落地,算力才是关键
2026 年 5 月 28 日晚,由湘江数商院主办、正枘科技承办的「数论 AI」第五期直播圆满收官。本期特邀湘江数商院副院长、长沙超算中心专家兰德平与正枘科技总经理吴家森联袂分享,直击行业 “算力不足、适配难、成本高” 三大核心痛点,吸引近千名企业负责人、技术骨干、高校师生在线参与,为高校科研、政企数字化转型提供全链路可落地的算力突围方案。
政策东风:7 万亿投入,超算普惠加速落

吴家森总结合最新产业政策指出,当前国内多数高校(含高职院校)、区县算力基础普遍薄弱,难以支撑大模型训练与推理需求,但7 万亿 “电算一体化” 专项政策已全面落地,由央企、地方政府联合主导,同步推进电力与算力协同布局,高校成为第一梯队核心受益方,将优先获得算力资源与科研经费倾斜。

与此同时,三大运营商、各地国家级超算中心加速商业化转型,以往仅服务于航天、气象等国家战略领域的超算资源,正全面向高校、中小企业开放赋能。算力不再是 “科研专属奢侈品”,已成为 AI 时代所有组织的必备基础设施。

认知破局:超算不是高配服务器,是工业级 AI 底座

“很多人误以为超算就是‘堆更多显卡的高配服务器’,把本地代码直接扔上去就能跑,这是行业最大的认知误区!” 兰德平院长直击核心,清晰拆解超算与普通服务器的本质区别。他强调,普通服务器如同 “单人单打独斗”,单节点算力有限且多节点协同效率低下;而超算是成千上万节点协同并行的工业化 AI 生产体系,核心优势体现在四大维度:

强集群协同:支持成百上千张 GPU 卡高效联动

  • 高速通信带宽:突破多卡协同的通信瓶颈,避免 “GPU 空转等数据”
  • 海量存储支撑:承载 TB 级高质量训练数据集
  • 智能任务调度:按需分配算力,适配不同业务需求

作为全国仅 3 家的全自主可控国产化超算中心,长沙超算依托湖南大学运营、国防科大技术支撑,千卡级并行协同能力全球领先。兰院长特别提醒两大行业误区:GPU 数量≠算力效率,算法与通信优化比单纯堆卡更重要;大模型效果的核心也不在参数规模,而在于数据质量与业务场景的匹配度。

实战落地:六步快速上手超算大模型

针对 “超算门槛高、不会上手” 的普遍困惑,兰院长结合长沙超算中心多年服务经验,拆解从 0 到 1 搭建超算大模型的六步标准化流程,新手也能快速落地:

1、明确需求:先锁定训练、推理、微调或知识库构建等核心任务,避免盲目申请算力

2、申请资源:通过官网在线申请,支持整机租用、核时租赁、GPU 按小时计费
3、准备数据:完成数据清洗与标注,高质量数据集是模型效果的核心
4、环境部署:支持国产容器化部署,可由超算中心专业运维团队协助
5、模型跑通:完成基础调试,排查适配问题
6、优化迭代:结合业务场景调优参数,逐步提升效果

7、针对数据不出域、模型不出域的高校 / 企业保密需求,长沙超算提供独立物理隔离、数据与模型分离、API 调用训练等成熟安全方案,已服务多个国家级保密单位。

效率提效:四大技巧,算力成本直降 70%

搭建环境后,如何最大化释放算力潜力、降低落地成本?两位专家结合一线实战,分享四大经过验证的核心加速技巧:

  • 混合精度训练:适用于绝大多数场景,在精度损失可忽略的前提下提速 50%+
  • 分布式训练:基于 ZeRO 等大模型核心技术,将原本 1 个月的训练周期缩短至 1 周
  • 梯度检查点 + FlashAttention:专门解决长文本处理难题,适配论文审核、标书生成等场景
  • 数据流水优化:打破 IO 瓶颈,避免 GPU “空转等数据”,提升资源利用率 30%+

正枘科技实战案例验证:普通服务器训练 13B 行业模型需 15 天、成本约 10 万;迁移至长沙超算中心后,7 天即可完成训练,成本仅 3 万,效率提升 4 倍,成本降低 70%。叠加湖南省 30% 算力券补贴,中小企业也能以极低门槛用上超算算力。

选型指南:通用够用就好,高精度再微调

“直接用通用大模型,还是花大价钱微调垂类小模型?” 针对直播间最高频的问题,两位专家给出清晰判断标准:

✅ 优先用通用模型:适合通用场景、无高质量私有数据、需要快速验证需求
✅ 必须微调垂类模型:适合医疗、工业、教育、政务等高精准场景

兰院长强调,7B/13B 小模型适配行业场景后,效果可超越通用 67B 模型,且训练成本仅为大模型的 1/10,推理速度快 3-5 倍。建议企业 / 高校先用通用模型跑通业务流程,积累高质量私有数据后,再针对性微调垂类模型,实现低成本试错、高效落地。

结语

本次直播从政策、技术、实战、成本、安全全链路拆解,打破了 “超算门槛高、成本贵、难落地” 的认知误区。正枘科技作为深耕高校教育、政企数字化的解决方案提供商,将持续联动国家超级计算长沙中心、湘江数商院,推出更多超算实训、闭门沙龙与定制化解决方案,真正让超算从 “国家重器” 变成企业和高校触手可及的生产力工具。

错过直播的朋友可关注‘吾有AI’视频号预约完整回放;如需对接超算资源、定制 AI 中台解决方案,可后台留言联系我们。

联合主办单位湖南省数字经济促进会 | 新一代信息技术产教融合共同体 | 湘江数商院 | 湖北楚享会 | 广东 IT 圈俱乐部 | 湘江数评 | 深圳市正枘科技有限公司

关于正枘科技深耕高校教育、政企数字化双赛道,依托四大核心中台,为各类单位提供一站式数字化解决方案。立足业务痛点,打通数据孤岛、坚持实效交付,已助力多所高校、政企完成转型。未来,公司将深耕本土,聚焦核心方向,携手伙伴共绘数智发展新蓝图。

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  1. CONNECT:[ UseTime:0.001009s ] mysql:host=127.0.0.1;port=3306;dbname=wenku;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001676s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000808s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000686s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001339s ]
  6. SELECT * FROM `set` [ RunTime:0.000640s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001696s ]
  8. SELECT * FROM `article` WHERE `id` = 684343 LIMIT 1 [ RunTime:0.001015s ]
  9. UPDATE `article` SET `lasttime` = 1780138410 WHERE `id` = 684343 [ RunTime:0.010707s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000703s ]
  11. SELECT * FROM `article` WHERE `id` < 684343 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001331s ]
  12. SELECT * FROM `article` WHERE `id` > 684343 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001245s ]
  13. SELECT * FROM `article` WHERE `id` < 684343 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002112s ]
  14. SELECT * FROM `article` WHERE `id` < 684343 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002040s ]
  15. SELECT * FROM `article` WHERE `id` < 684343 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001988s ]
0.238240s