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Dynabook Portege Z40L-N

Specifications

Dynabook Portege Z40L-N
Dynabook Portege Z40L-N
Processor
Intel Core Ultra 7 258V 8 x 2.2 - 4.8 GHz, 32 W PL2 / Short Burst, 17 W PL1 / Sustained, Lunar Lake
Graphics adapter
Intel Arc Graphics 140V, Core: 1300 MHz, LPDDR5, 32.0.101.6790
Memory
16 GB 
, LPDDR5, Dual-Channel
Display
14.00 inch 16:10, 1920 x 1200 pixel 162 PPI, BOE NE140WUM-N6K, IPS, glossy: no, 60 Hz
Soundcard
Intel Lunar Lake SOC - cAVS (Audio, Voice, Speech)
Connections
2 USB 3.0 / 3.1 Gen1, 2 USB 4.0 40 Gbps, 2 Thunderbolt, USB-C Power Delivery (PD), 1 HDMI, 2 DisplayPort, 1 Kensington Lock, Audio Connections: 3.5 mm combo, Card Reader: MicroSD, 1 Fingerprint Reader
Networking
Intel BE201 320MHz (a/b/g/h/n = Wi-Fi 4/ac = Wi-Fi 5/ax = Wi-Fi 6/ Wi-Fi 6E 6 GHz be = Wi-Fi 7), Bluetooth 5.4
Size
height x width x depth (in mm): 18.9 x 312.4 x 222.5
Battery
56 Wh Lithium-Polymer
Operating System
Microsoft Windows 11 Pro
Camera
Webcam: 1440p30
Primary Camera: 5 MPix
Additional features
Speakers: Stereo, Keyboard: Chiclet, Keyboard Light: yes, Assistant, 36 Months Warranty
Weight
961 g, Power Supply: 271 g
Price
2200 USD

 

Price comparison

Average Score: 86.2% - good
Average of 1 scores (from 1 reviews)
price: - %, performance: 66%, features: 71%, display: 84% mobility: 84%, workmanship: 82%, ergonomy: 86%, emissions: 90%

Reviews for the Dynabook Portege Z40L-N

86.2% Dynabook Portege Z40L-N laptop review: Lighter than you might expect | Notebookcheck
The Portege Z40L-N is several hundred grams lighter than many well-known 14-inch subnotebooks while still offering the latest Intel Lunar Lake processors and relatively easy serviceability.
Dynabook Portege Z40L-N商务本全面评测:轻巧便携,高效智能
Source: PC Online.com.cn
总的来说,作为一款商务本,Portege Z40L-N有着非常轻盈的机身,让用户在外出或是出差携带时负担更轻;同时还提供了非常丰富的扩展接口,无需额外携带扩展坞,即可应对绝大多数的外接扩展需求;酷睿Ultra 7 258V处理器的加持,不仅提供了非常不错的硬件性能,应对网页浏览、视频会议、文档编辑甚至图片处理等工作需求,而且还有着非常出色续航时间,可以满足用户一整天的轻中度办公需求;另外,它还有着诸多智能功能并内置了本地AI助手,让用户的使用体验更加高效和便捷;强大的AI算力,让用户可以在本地部署AI大模型,进一步提升使用体验。如果你想要选择一款轻巧便携、接口丰富、性能充沛、续航持久并且智能便捷的商务本,可以考虑下这款Portege Z40L-N。
Single Review, online available, Long, Date: 06/12/2025

Comment

Intel Arc 140V: 据报道,某些英特尔 Lunar Lake 处理器采用了速度相当快的集成图形适配器。140V 有 8 个 Xe² 架构内核,运行频率高达 2,050 MHz,有 8 个光线追踪单元;支持 DirectX 12 Ultimate,还支持所有现代视频编解码器。如果最近泄露的基准测试成绩能说明问题,那么它的游戏性能将略高于GeForce MX570。

 

» Further information can be found in our Comparison of Mobile Graphics Cards and the corresponding Benchmark List.


Core Ultra 7 258V: 中高端 Lunar Lake 系列处理器。这是一款用于轻薄型笔记本电脑和平板电脑的 SoC,配备了 4 个新的 E 核和 4 个新的 P 核,主频高达 4.8GHz,以及前景看好的新 Arc 140V iGPU 和 32 GB 封装 LPDDR5x-8533 内存。此外,还包括一个新的 47 TOPS 神经引擎、TB 4 和 PCIe 5 SSD 支持。» Further information can be found in our Comparison of Mobile Processsors.


14.00":

大体上,这个屏幕尺寸常见于亚笔记本电脑,超极本和变形本中。对这三类产品来说这个尺寸都较大。亚笔记本中尺寸最大的机型是采用这个屏幕尺寸。

大尺寸可以让屏幕有更高的分辨率。因而例如字体等的细节将会更丰富。不过另一方面,小屏幕的功耗会较低,而设备也会更轻盈小巧,售价更低。

» To find out how fine a display is, see our DPI List.


0.961 kg: 这是10到11寸大尺寸平板电脑,小型亚笔记本,超极本和变形本的常见重量。


» Further information can be found in our Notebook Purchase Guide.

 

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Devices from a different Manufacturer and/or with a different CPU

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Devices with the same GPU and/or Screen Size

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Arc 140V, Lunar Lake Core Ultra 7 268V, 1.53 kg
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Arc 140V, Lunar Lake Core Ultra 7 258V, 1.7 kg

Devices with the same GPU

Acer Swift 16 AI SF16-51, Ultra 9 288V
Arc 140V, Lunar Lake Core Ultra 9 288V, 16.00", 1.53 kg
LG gram 17 2025 (17Z90TL)
Arc 140V, Lunar Lake Core Ultra 7 258V, 17.00", 1.389 kg
Dell Pro 16 Plus PB16250
Arc 140V, Lunar Lake Core Ultra 7 268V, 16.00", 1.84 kg
MSI Prestige 16 AI+ Evo B2VMG
Arc 140V, Lunar Lake Core Ultra 9 288V, 16.00", 1.5 kg
Acer Swift 16 AI SF16-51, Ultra 7 256V
Arc 140V, Lunar Lake Core Ultra 7 256V, 16.00", 1.46 kg
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> Notebookcheck中文版(NBC中国) > 资料库 > Dynabook Portege Z40L-N
Stefan Hinum (Update: 2025-07-30)