[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"home:siteConfig":3,"decision-compare:brand":17,"decision-compare:zh:core-i9-12900hx-vs-core-i9-12900t":36,"decision-compare:faq-hot:zh":196,"decision-compare:faq:zh:core-i9-12900hx-vs-core-i9-12900t":293,"decision-compare:related-list:zh:core-i9-12900hx-vs-core-i9-12900t":328},{"code":4,"data":5,"msg":16},1000,{"s_title":6,"s_slogan":7,"s_description":8,"s_keywords":9,"s_logo_url":10,"s_favicon_url":11,"s_og_image_url":12,"s_site_url":13,"s_og_title":6,"s_og_description":8,"s_icp":14,"s_gongan_icp":9,"s_copyright":15},"极库","极客装机，酷无止境","极库（GeeCool）是 DIY 硬件社区，分享装机作品、发现装机灵感，探索 CPU、显卡、内存等硬件信息，与极客玩家一起交流。","","https:\u002F\u002Fcdn.geecool.net\u002Fconfig\u002Fsite\u002Flogo\u002F852e2056-6a54-4c8c-ab3a-b423075227df.png","https:\u002F\u002Fcdn.geecool.net\u002Fconfig\u002Fsite\u002Ffavicon\u002F8a8d0f4e-a624-4a59-a38f-502c1e017480.ico","https:\u002F\u002Fcdn.geecool.net\u002Fconfig\u002Fsite\u002Fog\u002F28d69746-a0ef-4aa0-825f-38d9562c3a57.png","https:\u002F\u002Fwww.geecool.net","蜀ICP备2024109955号-2","© 2026 GeeCool. 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Core™ i9-12900HX Processor","intel","\u002Fcpu\u002Fintel\u002Fcore-i9-12900hx","30M Cache, up to 5.00 GHz",[],{"cores":46,"threads":50,"boost":54,"cache":58,"tdp":62},{"value":47,"display":48,"percent":49},16,"16 \u002F 24",66,{"value":51,"display":52,"percent":53},24,"24",75,{"value":55,"display":56,"percent":57},5,"5.0 GHz",83,{"value":59,"display":60,"percent":61},30,"30 MB",23,{"value":21,"display":9,"percent":21},[64,68,71,74,78],{"key":65,"label":66,"value":67},"socket","插槽","FCBGA1964",{"key":69,"label":70,"value":60},"cache","三级缓存",{"key":72,"label":73,"value":56},"boost","最高频率",{"key":75,"label":76,"value":77},"memory","内存","Up to DDR5 4800 MT\u002Fs Up to DDR4 3200 MT\u002Fs",{"key":79,"label":80,"value":81},"launch","上市","Q2'22",{"gaming_index":83,"content_creation_index":84,"compute_index":85,"ai_index":86,"efficiency_index":87,"value_index":88,"g_score":89,"breakdown":90},87.78,76,71.86,72.91,86.45,27.44,74.08,{"gaming":91,"content_creation":94,"compute":97,"ai":100,"efficiency":104,"value":107},{"single_core":92,"cache_factor":93,"frequency_factor":20},90,0.96,{"compute":85,"memory":95,"sustained_power":96},82,87.25,{"architecture":95,"parallel":98,"frequency":99,"sustained_power":96},35,83.33,{"instruction":101,"ai_acceleration":21,"compute":102,"memory":103},60,78.02,80,{"performance_index":84,"effective_power":105,"performance_efficiency":106,"power_feature":21,"platform_efficiency":32},74,84.45,{"capability":108,"resource_cost":109,"core_cost":110,"power_cost":21,"platform_cost":111},75.6,276,160,20,{"id":113,"slug":114,"name":115,"brand":41,"gee_cool_page":116,"intro":117,"features":118,"metrics":119,"highlights":128,"scores":136},"3dbrRA75iI7dwmPmZlHcdA","core-i9-12900t","Intel® Core™ i9-12900T Processor","\u002Fcpu\u002Fintel\u002Fcore-i9-12900t","30M Cache, up to 4.90 GHz",[],{"cores":120,"threads":121,"boost":122,"cache":126,"tdp":127},{"value":47,"display":48,"percent":49},{"value":51,"display":52,"percent":53},{"value":123,"display":124,"percent":125},4.9,"4.9 GHz",81,{"value":59,"display":60,"percent":61},{"value":21,"display":9,"percent":21},[129,131,132,133,134],{"key":65,"label":66,"value":130},"FCLGA1700",{"key":69,"label":70,"value":60},{"key":72,"label":73,"value":124},{"key":75,"label":76,"value":77},{"key":79,"label":80,"value":135},"Q1'22",{"gaming_index":137,"content_creation_index":138,"compute_index":139,"ai_index":86,"efficiency_index":140,"value_index":141,"g_score":142,"breakdown":143},86.87,79.95,74.93,66.86,27.31,73.32,{"gaming":144,"content_creation":146,"compute":148,"ai":150,"efficiency":151,"value":154},{"single_core":145,"cache_factor":93,"frequency_factor":20},88.2,{"compute":139,"memory":95,"sustained_power":147},99.46,{"architecture":95,"parallel":98,"frequency":149,"sustained_power":147},81.67,{"instruction":101,"ai_acceleration":21,"compute":102,"memory":103},{"performance_index":152,"effective_power":153,"performance_efficiency":140,"power_feature":140,"platform_efficiency":140},75.55,163,{"capability":155,"resource_cost":109,"core_cost":110,"power_cost":21,"platform_cost":111},75.24,{"template_seed":157,"winner_g_score":89,"loser_g_score":142,"g_score_delta_percent":20,"top_scenario_id":158,"top_scenario_delta_percent":159,"winner_lead_count":27,"is_close_call":160},20585,"efficiency",29,true,[162,164,166,168,170,171],{"id":163,"winnerSlug":39,"scoreA":83,"scoreB":137,"advice":9},"gaming",{"id":165,"winnerSlug":114,"scoreA":84,"scoreB":138,"advice":9},"contentCreation",{"id":167,"winnerSlug":114,"scoreA":85,"scoreB":139,"advice":9},"compute",{"id":169,"winnerSlug":9,"scoreA":86,"scoreB":86,"advice":9},"ai",{"id":158,"winnerSlug":39,"scoreA":87,"scoreB":140,"advice":9},{"id":172,"winnerSlug":39,"scoreA":88,"scoreB":141,"advice":9},"value",[174,179,182,185,187,189],{"key":175,"label":176,"valueA":177,"valueB":177,"winner":178},"hw_type","硬件类型","CPU","tie",{"key":180,"label":181,"valueA":48,"valueB":48,"winner":178},"cores","核心 \u002F 线程",{"key":72,"label":183,"valueA":56,"valueB":124,"winner":184},"最高 Boost","a",{"key":69,"label":186,"valueA":60,"valueB":60,"winner":178},"L3 缓存",{"key":65,"label":188,"valueA":67,"valueB":130,"winner":178},"平台",{"key":75,"label":190,"valueA":77,"valueB":77,"winner":178},"内存支持",[192,193,194],{"id":163,"winner_slug":39,"delta_percent":20},{"id":165,"winner_slug":114,"delta_percent":55},{"id":195,"winner_slug":39,"delta_percent":20},"overall",[197,202,207,212,216,222,227,233,238,242,245,250,255,259,264,269,273,278,284,289],{"slug":163,"type":163,"question":198,"answer":199,"page":200,"heat":201},"用 Core Ultra 5 325 装机打游戏，1080p、2K、4K 怎么配显卡？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  8 核 8 线程打游戏完全够，瓶颈几乎永远在显卡。1080p 高刷配 RTX 5060\u002F5070 级别，2K 配 5070 Ti 或 RX 9070 XT 级别，4K 就把预算全给显卡和显存。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  一句话：预算往显卡倾斜，CPU 选它不会成为短板。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-ultra-5-325",220,{"slug":180,"type":180,"question":203,"answer":204,"page":205,"heat":206},"Core Ultra 7 356H 几核几线程？打游戏、剪视频会不会拖后腿？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  Core Ultra 7 356H 是 16 核 16 线程，H 后缀代表高性能移动平台。游戏的 1080p 高刷看单核和独显 TGP，2K\u002F4K 通常看 GPU；编译、编码、剪辑和 CPU 渲染可利用 16 条线程，但长时间性能必须核对 CPU 持续包功耗、性能模式和共享散热。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  具体机型的 10 至 15 分钟功耗\u002F频率日志比峰值睿频更能说明它是否适合长任务。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-ultra-7-356h",210,{"slug":180,"type":180,"question":208,"answer":209,"page":210,"heat":211},"Core Ultra 7 255H 几核几线程？打游戏、剪视频会不会拖后腿？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  16 核 16 线程，注意 Arrow Lake 移动版同样没有超线程。游戏、开发、中度剪辑按这个规模看是够的。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  大型编译和长视频导出能吃满全部线程，但笔记本能不能一直保持这个性能，取决于整机功耗墙、独显 TGP 和散热，光看型号没意义。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-ultra-7-255h",193,{"slug":163,"type":163,"question":213,"answer":214,"page":215,"heat":211},"笔记本搭载 Core Ultra 7 255HX 打游戏够不够？CPU 还是显卡更关键？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  Core Ultra 7 255HX 是 24 核 24 线程的 HX 处理器。游戏性能主要看显卡和模具，255HX 不是瓶颈：两台机摆一起，一台上 4060 满功耗加独显直连，一台上 4070 但 80W 锁功耗还没直连，前者游戏体验可能更好。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  选 255HX 游戏本：显卡 TGP、MUX、性能模式功耗，三样确认完再比价。CPU 型号本身不用纠结。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-ultra-7-255hx",{"slug":217,"type":217,"question":218,"answer":219,"page":220,"heat":221},"motherboard","给 Ryzen 5 7500F 配什么主板合适？供电、内存、接口怎么平衡？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  7500F 是 6 核处理器，对供电要求很低，B650\u002FB650E 或 B850 入门型号即可满足；AM5 平台的价值在于后续可直接升级 CPU。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  预算分配建议：主板价格不超过处理器，省下的预算给显卡。后续升级时仅更换 CPU，无需更换主板。\u003C\u002Fp>","\u002Fcpu\u002Famd\u002Fryzen-5-7500f",191,{"slug":180,"type":180,"question":223,"answer":224,"page":225,"heat":226},"Core Ultra 5 225H 几核几线程？打游戏、剪视频会不会拖后腿？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  14 核 14 线程（4 性能核 + 8 能效核 + 2 低功耗核），性能核基频 1.7GHz、睿频 4.9GHz，L3 缓存 18MB，Arrow Lake 平台，2025 年 Q1 发布。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  225H 和 235H 同架构，只是基频低一些，日常体验几乎无差别；14 线程在游戏、开发、剪辑里都够，持续重负载受笔记本功耗墙限制。这个档位选机器看价格和模具散热就行。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-ultra-5-225h",184,{"slug":228,"type":228,"question":229,"answer":230,"page":231,"heat":232},"cooling","Core Ultra 7 270K Plus 需要多大散热器？打游戏和全核跑满有什么区别？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  游戏 270K Plus 用高规格双塔或 240\u002F280 水冷。解除功耗限制后持续全核编译编码渲染超 180W，就上顶级双塔或 360 水冷。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  跑 15-20 分钟全核看包功耗、频率和 VRM 状态，掉得明显就降功耗或升级散热。确认 LGA1851 扣具和机箱排热。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-ultra-7-270k-plus",180,{"slug":180,"type":180,"question":234,"answer":235,"page":236,"heat":237},"Core i5 12400F 的核心数和线程数怎么理解？核心多对打游戏帮助大吗？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  Core i5 12400F 是 6 核 12 线程，6 个性能核支持超线程。主流游戏、办公和一般开发都适合，1080p 高刷看单核和显卡，2K\u002F4K 通常先看 GPU；持续编译、视频编码、渲染或大型多任务会更快用完 12 条线程，F 后缀还需要独立显卡。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-i5-12400f",179,{"slug":180,"type":180,"question":239,"answer":240,"page":215,"heat":241},"Core Ultra 7 255HX 几核几线程？打游戏、剪视频会不会拖后腿？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  Core Ultra 7 255HX 是 20 核 20 线程（8 性能核 + 12 能效核，无超线程），Arrow Lake，基础 2.4GHz、最高 5.2GHz，L3 30MB。它和 265HX 是同一颗硅片的两个频率档位，规格几乎一样，265HX 只是睿频略高 0.1GHz，实际跑游戏、剪视频、编译的差距都在 3% 以内。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  所以选机器时这两个型号不值得纠结，同一模具下的 255HX 和 265HX 用起来几乎没有区别。真正决定这台 HX 本性能上限的是整机的功耗释放和散热设计，同样是 20 核 20 线程，给 60W 和给 150W 是两台不同的电脑。\u003C\u002Fp>",178,{"slug":163,"type":163,"question":243,"answer":244,"page":225,"heat":241},"笔记本搭载 Core Ultra 5 225H 打游戏够不够？CPU 还是显卡更关键？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  Core Ultra 5 225H 是 14 核 14 线程的标压 H 系，配主流独显打游戏完全够格，帧数卡不卡看两件事：独显型号+实际 TGP（含 Dynamic Boost），以及这台机的 CPU 持续包功耗。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  1080p 高刷或电竞游戏对 CPU 帧时间敏感，2K\u002F4K 基本由 GPU 决定。想验证瓶颈，插电开性能模式，用 HWiNFO 记录 15 分钟游戏：GPU 利用率接近 95% 且功耗贴近 TGP，就是显卡限制；GPU 利用率上不去（低于约 90%）而 CPU 有线程饱和，则检查 CPU 功耗墙、散热和性能模式。\u003C\u002Fp>",{"slug":180,"type":180,"question":246,"answer":247,"page":248,"heat":249},"Core i7 14650HX 几核几线程？打游戏、剪视频会不会拖后腿？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  16 核 24 线程的 HX 移动 U，游戏本常见配置。这规格的“够不够”关键在整机能不能一直喂饱，而不只是参数。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  办公、多任务按规格判断就行；编码、渲染得看具体机型。14 代 HX 记得更新 BIOS 微码。同样的 U，厚机本比轻薄本强得多。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-i7-14650hx",177,{"slug":163,"type":163,"question":251,"answer":252,"page":253,"heat":254},"笔记本搭载 Core Ultra 5 225U 打游戏够不够？CPU 还是显卡更关键？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  225U 只有 2 个 P 核，单核性能可应付网游但无法支撑 3A 大作；核显较弱，1080p 低画质下 LOL、CS2 勉强流畅。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  它面向长续航办公场景，游戏不是设计重点。以游戏为主要需求，H 系列独显本更合适。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-ultra-5-225u",174,{"slug":217,"type":217,"question":256,"answer":257,"page":231,"heat":258},"给 Core Ultra 7 270K Plus 配什么主板合适？供电、内存、接口怎么平衡？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  270K Plus 使用 LGA1851、800 系列芯片组与 DDR5。超频选 Z890，默认使用选供电扎实的 B860，H810 难以承载 24 核高功耗持续负载。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  核对 BIOS 与 CPU 支持表，再按显卡、M.2、USB、网卡与 VRM 散热取舍。长期编译渲染的预算优先给供电与散热，而非装饰性接口。\u003C\u002Fp>",173,{"slug":260,"type":260,"question":261,"answer":262,"page":248,"heat":263},"power","Core i7 14650HX 在不同功耗模式下性能差多少？什么时候该开性能模式？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  短时间使用的话，性能模式的意义不大，那是给持续满载任务准备的。14650HX 的额定功耗不是实际功耗。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  开不开性能模式，看任务时长、噪声和散热余量。短任务用平衡就够，风扇也安静不少。\u003C\u002Fp>",172,{"slug":163,"type":163,"question":265,"answer":266,"page":267,"heat":268},"笔记本搭载 Core i7 13650HX 打游戏够不够？CPU 还是显卡更关键？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  13650HX 的 6 个 P 核打游戏没有瓶颈，帧数由 GPU 决定；搭配 4060\u002F4070 级别独显，1080p 高刷和 2K 都能轻松应付。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  这代 2023 年的机型目前二手性价比不错。核对显卡 TGP、内存双通道、屏幕刷新率、电池健康度以及散热状态（灰尘、硅脂）后再决定，游戏体验由整机决定。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-i7-13650hx",170,{"slug":217,"type":217,"question":270,"answer":271,"page":210,"heat":272},"搭载 Core Ultra 7 255H 的笔记本，质感、接口和扩展性怎么选？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  255H 是焊接式 H 系列平台，购买的是整机。核对内存是否板载、M.2 数量、USB4\u002F雷电、独显 TGP、CPU 持续功耗以及性能\u002F平衡\u002F静音模式。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  内存不能升级就一次买够容量。机身材质不应挤占显卡预算，尤其在 TGP 本就不高的情况下。\u003C\u002Fp>",169,{"slug":180,"type":180,"question":274,"answer":275,"page":276,"heat":277},"Core i5 14600KF 是多少核多少线程？打游戏和干活分别够用吗？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  14600KF 是 14 核 20 线程（6 性能核 + 8 能效核），无核显，是 2023 年的甜点 i5。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  游戏和轻度生产力通吃，20 线程渲染编译也够。KF 无核显必须配独显，价格比 14600K 便宜一点点。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-i5-14600kf",167,{"slug":279,"type":280,"question":281,"answer":282,"page":248,"heat":283},"battery","general","搭载 Core i7 14650HX 的笔记本能用多久？不插电办公和打游戏分别能撑多久？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  续航是整机指标：电池容量、屏幕和低负载功耗决定办公续航，独显功耗和插电条件决定游戏体验。14650HX 无法单独推算出小时数。HX 机型不插电游戏基本不现实，办公续航重点看电池 Wh 和混合显卡设置。\u003C\u002Fp>",166,{"slug":180,"type":180,"question":285,"answer":286,"page":287,"heat":288},"Core Ultra 9 290HX Plus 是多少核多少线程？打游戏和干活分别够用吗？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  24 核 24 线程（8 性能核 + 16 能效核），性能核基频 2.7GHz、睿频 5.5GHz，L3 缓存 36MB，Arrow Lake 平台，笔记本旗舰 HX，2026 年 Q1 发布。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  Arrow Lake 去掉了超线程，24 核就是 24 线程，全核负载靠实打实的核心数撑，编译、视频编码、CPU 渲染都能吃满。Plus 后缀代表这代的加强规格，但这种旗舰 HX 得配厚模具，功耗喂不饱时和普通 i9 拉不开差距。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-ultra-9-290hx-plus",165,{"slug":180,"type":180,"question":290,"answer":291,"page":292,"heat":288},"Core Ultra 7 251HX 几核几线程？打游戏、剪视频会不会拖后腿？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  Core Ultra 7 251HX 是 18 核 18 线程（6 性能核 + 12 能效核，无超线程），Arrow Lake 架构，基础 2.9GHz、最高睿频 5.1GHz，L3 30MB，TDP 160W，NPU 13 TOPS，2026 年一季度发布。高刷游戏、编译、长时间创作都适合。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  18 核需要机身用持续高功耗和好散热来兑现，不然就是纸面数字。选购时看内存容量和通道、CPU\u002FGPU 共享功耗、插电性能模式这些，比数核心更准；这类 HX 游戏本重量和风扇噪音都不小，移动办公为主的话它并不是合适的机器。\u003C\u002Fp>","\u002Fcpu\u002Fintel\u002Fcore-ultra-7-251hx",[294,310],{"page":42,"isCompared":160,"list":295},[296,300,304,307],{"slug":163,"type":163,"question":297,"answer":298,"page":42,"heat":299},"笔记本搭载 Core i9 12900HX 打游戏够不够？CPU 还是显卡更关键？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  12900HX 游戏本的表现由独显 TGP 和散热决定：同款显卡满血和残血版帧数能差 15% 以上，CPU 反而普遍富余。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  买前确认显卡型号、TGP 标注和双烤表现；1080p 高刷的帧数波动和 1% low 才值得看 CPU，其他分辨率基本看 GPU。\u003C\u002Fp>",130,{"slug":180,"type":180,"question":301,"answer":302,"page":42,"heat":303},"Core i9 12900HX 几核几线程？打游戏、剪视频会不会拖后腿？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  16 核 24 线程（8 性能核 + 8 能效核），睿频 5.0GHz，L3 缓存 30MB，Alder Lake 平台，笔记本 HX，2022 年 Q2 发布。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  2022 年旗舰游戏本的核心，对打游戏是过剩配置，瓶颈一般在显卡；剪视频、渲染这类能吃满线程的活才是它的主场。现在多在二手市场流通，买二手重点看电池健康度和散热清灰情况。\u003C\u002Fp>",125,{"slug":260,"type":260,"question":305,"answer":306,"page":42,"heat":303},"Core i9 12900HX 在不同功耗模式下性能差多少？什么时候该开性能模式？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  插电跑游戏、渲染、编译时开性能模式，是这款机型的标准用法；离电办公切平衡模式，能明显拉长续航。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  如果开了性能模式帧数或渲染速度没变化，多半是散热到了极限，先清灰、换硅脂比折腾模式有用。\u003C\u002Fp>",{"slug":279,"type":280,"question":308,"answer":309,"page":42,"heat":303},"搭载 Core i9 12900HX 的笔记本能用多久？不插电办公和打游戏分别能撑多久？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  12900HX 游戏本电池普遍 80-100Wh，办公场景 5-7 小时算正常，游戏必须插电。二手机器电池衰减快，直接看系统报告里的实际满充容量，比标称更靠谱。\u003C\u002Fp>",{"page":116,"isCompared":160,"list":311},[312,316,320,324],{"slug":217,"type":217,"question":313,"answer":314,"page":116,"heat":315},"给 Core i9 12900T 配什么主板合适？供电、内存、接口怎么平衡？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  12900T 是 LGA1700，市场渠道主要是品牌整机（戴尔、惠普、联想的中高端小主机\u002F一体机），DIY 零售渠道少见散片。从拆机渠道获取时，先核对主板 CPU 支持列表，OEM 主板只认自家 BIOS。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  这类平台内存多为 DDR5（视主板），双通道插法按说明书。品牌机的显卡槽、M.2 位与电源余量是重点：小机箱准系统加装显卡前先量尺寸、核对电源功率。\u003C\u002Fp>",121,{"slug":163,"type":163,"question":317,"answer":318,"page":116,"heat":319},"用 Core i9 12900T 装机打游戏，1080p、2K、4K 怎么配显卡？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  12900T 打游戏没毛病：8 个 P 核 + 高睿频，游戏这种负载本来就用不满功耗，跟 12900 的体验几乎一样。给它配张好显卡，1080p\u002F2K 都轻松。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  它的问题不在游戏，在价格和渠道：全新零售很少见，基本在品牌整机里。如果你正好看中一台带 12900T 的准系统\u002F小主机，当游戏机用没问题；但如果自己配新机，同预算直接上不带 T 的 12700K\u002F12900K 加好主板，上限更高。\u003C\u002Fp>",120,{"slug":228,"type":228,"question":321,"answer":322,"page":116,"heat":323},"Core i9 12900T 需要多大散热器？打游戏和全核跑满有什么区别？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  12900T 功耗压得低，散热很轻松，品牌小主机原装散热就够，噪音也低——这是它比标准 12900 舒服的地方。两点注意：睿频放开时短时功耗仍有 100W 上下，小机箱别彻底封死风道；OEM 散热按办公负载调的，长期跑渲染压片要自己盯温度和降频情况。\u003C\u002Fp>",119,{"slug":180,"type":180,"question":325,"answer":326,"page":116,"heat":327},"Core i9 12900T 是多少核多少线程？打游戏和干活分别够用吗？","\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  12900T 是 16 核 24 线程（8P+8E），标准版 12900 的低功耗版，35W 起、睿频可到 106W 左右。多数出现在品牌机的小机箱、一体机里。\u003C\u002Fp>\u003Cp style=\"margin:0 0 4px;line-height:1.5;\">  亮点是它几乎保留了 12900 的全部规格——8 个 P 核、双核睿频 4.9GHz 都在，日常使用和 12900 差距不大；代价是全核长负载被功耗墙限制。换句话说：办公、多开、编译一会儿，它都挺好；持续渲染压片，就老实按低功耗芯片的预期来。\u003C\u002Fp>",116,[329,334,337,341,345,349,353,356,362,365,368,371,374,378,382,385,388,390,394,397],{"slug_a":330,"slug_b":331,"name_a":332,"name_b":333,"i_heat":101},"core-i5-12490f","core-i5-13600kf","Intel® Core™ i5-12490F Processor","Intel® Core™ i5-13600KF 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X199",28,{"slug_a":363,"slug_b":364,"name_a":9,"name_b":9,"i_heat":361},"core-ultra-9-275hx","core-ultra-9-290hx-plus",{"slug_a":366,"slug_b":367,"name_a":9,"name_b":9,"i_heat":51},"core-ultra-5-235h","core-ultra-5-235hx",{"slug_a":369,"slug_b":370,"name_a":9,"name_b":9,"i_heat":61},"core-i7-14650hx","core-ultra-7-251hx",{"slug_a":372,"slug_b":366,"name_a":9,"name_b":9,"i_heat":373},"core-ultra-5-225h",22,{"slug_a":375,"slug_b":376,"name_a":9,"name_b":9,"i_heat":377},"core-ultra-7-265k","core-ultra-7-270k-plus",21,{"slug_a":379,"slug_b":380,"name_a":9,"name_b":9,"i_heat":381},"core-i3-10300","ryzen-3-4300ge-oem-only",19,{"slug_a":383,"slug_b":384,"name_a":9,"name_b":9,"i_heat":381},"core-i5-14600kf","core-ultra-5-250k-plus",{"slug_a":386,"slug_b":387,"name_a":9,"name_b":9,"i_heat":381},"core-i5-1250p","core-ultra-5-125u",{"slug_a":389,"slug_b":364,"name_a":9,"name_b":9,"i_heat":381},"core-i9-13900hx",{"slug_a":391,"slug_b":392,"name_a":9,"name_b":9,"i_heat":393},"core-i9-10940x-x-series","ryzen-9-pro-7940hs",18,{"slug_a":395,"slug_b":396,"name_a":9,"name_b":9,"i_heat":393},"core-i7-13700h","core-ultra-7-255u",{"slug_a":398,"slug_b":399,"name_a":9,"name_b":9,"i_heat":393},"core-ultra-9-285k","ryzen-9-9950x3d"]