Kami menerima kripto — jadi koin yang anda simpan boleh membeli perkakasan sebenar.Bayar dengan kripto, belanjakannya untuk perkakasan sebenar. Penghantaran berinsurans percuma ke seluruh dunia untuk belian melebihi USD 399. Kotak biasa tanpa jenama, dihantar dari Jerman.Penghantaran berinsurans percuma untuk belian melebihi USD 399. Kadar anda dikunci selama 30 minit sebaik sahaja proses pesanan bermula.Kadar dikunci selama 30 minit. Setiap item disegel, nombor sirinya disemak, dan dilindungi waranti 24 bulan.Disegel, waranti 24 bulan.

Barang disimpan Log masuk
Black 14-inch Dell Latitude 7490 laptop with non-touch display

DELL

DELL Latitude 14-7490 i7-8650U 16GB 512GB SATA SSD 14 laptop

SKU CH-RNH7-JMD8X

14-inch business laptop with quad-core i7-8650U processor, 16GB DDR4 memory, 512GB SATA SSD and Windows 11 Pro

  • ColorBlack
  • Operating SystemWindows 11 Pro
  • Number of CoresQuad-core Processor
  • CPU L3 Cache8 MB
  • Screen Size14.0"
  • TouchscreenNon-Touch Screen
  • Quad-core i7-8650U at 1.90 GHz for responsive multitasking
  • 16 GB DDR4 memory handles demanding workloads smoothly
  • 512 GB SATA SSD stores files and boots quickly
  • 0 inch 1366 x 768 LED display fits in any bag
  • Windows 11 Pro with 3 x USB 3.0 and HDMI ready for business

Business-class 14-inch laptop

The DELL Latitude 14-7490 is a 14.0-inch business laptop running Windows 11 Pro. It uses a quad-core i7-8650U processor at 1.90GHz with 8MB L3 cache and 16GB DDR4 memory. Integrated Intel HD Graphics drive the 1366 x 768 non-touch display. A 512GB SATA SSD provides storage.

Thermals noise and power in normal use

The system relies on integrated graphics and a low-power U-series processor for everyday office workloads. Fan activity stays modest during document editing, web browsing and video playback. The 14-inch chassis dissipates heat without aggressive airflow. Power draw remains consistent with ultrabook-class efficiency targets.

Sustained load behaviour

Under continuous multi-core load the quad-core CPU maintains clocks within thermal limits. The 16GB DDR4 ceiling matches the factory maximum, so memory-intensive tasks cannot expand beyond installed capacity. Integrated graphics share system memory during prolonged render or compute sessions. The SATA SSD delivers steady throughput without thermal throttling.

Ciri-ciri utama

  • Quad-core i7-8650U at 1.90 GHz for responsive multitasking
  • 16 GB DDR4 memory handles demanding workloads smoothly
  • 512 GB SATA SSD stores files and boots quickly
  • 0 inch 1366 x 768 LED display fits in any bag
  • Windows 11 Pro with 3 x USB 3.0 and HDMI ready for business

Spesifikasi

BrandDELL
ModelLatitude 14-7490
Part Number1521739939-RB
ColorBlack
Operating SystemWindows 11 Pro
Number of CoresQuad-core Processor
CPU L3 Cache8 MB
Screen Size14.0"
TouchscreenNon-Touch Screen
Resolution1366 x 768
GPU/VPUIntel HD Graphics
Graphic TypeIntegrated Card
Storage Spec512 GB SATA Hard Drive
Memory16GB
Max Memory Supported16 GB
USB3
HDMI1 x HDMI
Audio PortsYes
Backlit KeyboardNon-backlit
WebcamYes
TypeWorkstation
BatteryLithium-Ion
Dimensions (W x D x H)0.70 x 13.03 x 8.7

Versi lain model ini

5 lagi dalam julat yang sama

Keluarga yang sama, memori, penyejuk atau kelajuan jam yang berbeza — bandingkan sebelum membuat keputusan.

Soalan tentang produk ini

How do I replace the 512 GB SATA drive in the Latitude 14-7490, and which step is often missed?

Remove the base cover, disconnect the battery cable first, then swap the 2.5-inch SATA SSD; people often forget to unplug the battery before removing the drive screws.

What component in this laptop will need replacement first under normal use?

The internal battery is the only user-replaceable part that degrades with charge cycles; the 16 GB DDR4 memory and 512 GB SATA SSD are soldered or fixed at their maximum capacity.

What thermal limit appears first when the i7-8650U runs sustained workloads on this 14.0-inch chassis?

The quad-core 1.90 GHz processor hits its 8 MB cache power ceiling and throttles clock speeds once the integrated Intel HD Graphics and CPU share the same cooling solution.

Juga di rak ini

Pelanggan turut membandingkan

Rak yang sama, checkout yang sama — lapan koin kripto dan kunci kadar 30 minit.