{
 "slug": "dell-latitude-7640",
 "name": "Dell Latitude 7640",
 "manufacturer": "Dell",
 "reliability_tier": "green",
 "reliability_tier_label": "Verified on Dell's site",
 "name_only": true,
 "category": "business-laptop",
 "device_class": "business-laptop",
 "page_state": "specs_only",
 "release_year": null,
 "aue_date": null,
 "fit_count": 0,
 "url": "https://laptoppartfinder.com/models/dell-latitude-7640/",
 "api_url": "https://laptoppartfinder.com/api/models/dell-latitude-7640",
 "source_url": "https://www.dell.com/support/product-details/en-us/product/latitude-16-7640-laptop",
 "board_name": null,
 "verified_date": "2026-11-03",
 "total_parts": 0,
 "parts": [],
 "panel_options": null,
 "documented_specifications": [
  {
   "id": "dspec-992b1ec58640",
   "model": "dell-latitude-7640",
   "category": "memory",
   "summary": "slots=On-board memory | NOTE:Not ungradable; type=Dual-channel, LPDDR5; speed=4800 MT/s; max=32 GB; min=8 GB",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W. || onboard/integrated non-upgradeable (as printed)",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/memory?guid=guid-05867936-5f4f-49a0-aba0-bdb592fd6959&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-a7162d62d0ca",
   "model": "dell-latitude-7640",
   "category": "memory",
   "summary": "configurations_supported=8 GB, Dual-Channel LPDDR5, 4800 MT/s | 16 GB, Dual-Channel LPDDR5, 4800 MT/s | 32 GB, Dual-Channel LPDDR5, 4800 MT/s",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W. || onboard/integrated non-upgradeable (as printed)",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/memory?guid=guid-05867936-5f4f-49a0-aba0-bdb592fd6959&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-cdaee179d1e2",
   "model": "dell-latitude-7640",
   "category": "memory",
   "summary": "NOTE=Not ungradable",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W. || onboard/integrated non-upgradeable (as printed)",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/memory?guid=guid-05867936-5f4f-49a0-aba0-bdb592fd6959&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-2b53a9125aae",
   "model": "dell-latitude-7640",
   "category": "storage",
   "summary": "storage_config_intro=Your computer supports the following storage configurations: One M.2 2230 solid-state drive The M.2 2230 solid-state drive is the primary drive of your computer.",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W.",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/storage?guid=guid-a00459e0-2a64-449c-9f02-581bf2e3c2cf&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-4c0e0f39173f",
   "model": "dell-latitude-7640",
   "category": "storage",
   "summary": "type=M.2 2230 solid-state drive; interface=PCIe NVMe Gen4 x4; capacity=256 GB/512 GB/1 TB/2 TB",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W.",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/storage?guid=guid-a00459e0-2a64-449c-9f02-581bf2e3c2cf&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-6c9fee452733",
   "model": "dell-latitude-7640",
   "category": "storage",
   "summary": "type=M.2 2230 solid-state drive, Self-encrypting drive, Opal 2.0; interface=PCIe NVMe Gen4 x4; capacity=Up to 256 GB",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W.",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/storage?guid=guid-a00459e0-2a64-449c-9f02-581bf2e3c2cf&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-3557431ac278",
   "model": "dell-latitude-7640",
   "category": "battery",
   "summary": "battery_option=2-cell, 38 Wh, lithium ion, ExpressCharge™; voltage=7.60 VDC",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W.",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/battery?guid=guid-6e535376-107c-464a-8c77-66efbee6425e&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-78b822dd249c",
   "model": "dell-latitude-7640",
   "category": "battery",
   "summary": "battery_option=3-cell, 57 Wh, lithium ion, ExpressCharge™; voltage=11.40 VDC",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W.",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/battery?guid=guid-6e535376-107c-464a-8c77-66efbee6425e&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-c59864019d73",
   "model": "dell-latitude-7640",
   "category": "battery",
   "summary": "battery_option=2-cell, 38 Wh, lithium ion, Long Lifecycle, ExpressCharge™; voltage=7.60 VDC",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W.",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/battery?guid=guid-6e535376-107c-464a-8c77-66efbee6425e&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-1368b99583c3",
   "model": "dell-latitude-7640",
   "category": "battery",
   "summary": "battery_option=3-cell, 57 Wh, lithium ion, Long Lifecycle, ExpressCharge™; voltage=11.40 VDC",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W.",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/battery?guid=guid-6e535376-107c-464a-8c77-66efbee6425e&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-4fe281003044",
   "model": "dell-latitude-7640",
   "category": "adapter",
   "summary": "adapter_option=60 W AC adapter, USB-C",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W.",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/power-adapter?guid=guid-d2dc8249-e989-4465-b4a4-fafa539bcc50&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-4e6dce5b5132",
   "model": "dell-latitude-7640",
   "category": "adapter",
   "summary": "adapter_option=65 W AC adapter, USB-C",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W.",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/power-adapter?guid=guid-d2dc8249-e989-4465-b4a4-fafa539bcc50&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-aea949dc54ed",
   "model": "dell-latitude-7640",
   "category": "adapter",
   "summary": "adapter_option=100 W AC adapter, USB-C",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W.",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/power-adapter?guid=guid-d2dc8249-e989-4465-b4a4-fafa539bcc50&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-5b4f312b0d21",
   "model": "dell-latitude-7640",
   "category": "display",
   "summary": "display_type=Full High Definition Plus (FHD+); touch=No; resolution=1920 x 1200; luminance=250 nits; diagonal=406.46 mm (16.00 in.)",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W.",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/display?guid=guid-73e1ca36-2dcd-41d4-b0bd-abbae75a1deb&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  },
  {
   "id": "dspec-4b7038286e88",
   "model": "dell-latitude-7640",
   "category": "display",
   "summary": "display_type=Full High Definition Plus (FHD+); touch=Integrated touch; resolution=1920 x 1200; luminance=300 nits; diagonal=406.46 mm (16.00 in.)",
   "applicability": "compatibility_note: On-board dual-channel LPDDR5 4800 MT/s, 32 GB maximum; manual note literally says Not ungradable. One M.2 2230 PCIe NVMe Gen4 x4 SSD. 38 Wh 2-cell 7.60 VDC or 57 Wh 3-cell 11.40 VDC. 16-inch 1920 x 1200 IPS with non-touch and integrated-touch options. USB-C adapters 60/65/100 W.",
   "caveats": null,
   "source_url": "https://www.dell.com/support/manuals/en-us/latitude-16-7640-laptop/lati_7640_setupspecs/display?guid=guid-73e1ca36-2dcd-41d4-b0bd-abbae75a1deb&lang=en-us",
   "source_provenance": "per_section_or_recorded_url",
   "verified_date": "2026-11-05",
   "evidence_status": "documented_official_source_checked",
   "kind": "documented_specification",
   "not_a_part_fitment": true
  }
 ],
 "documented_specifications_note": "OEM manual options/constraints for this model. NOT part-number fitments; do not invent FRU/SPS numbers from them.",
 "note": "Each fit has a typed confidence (oem_manual, retailer or unverified); not bench-tested. Check constraints.",
 "fit_status": "no_documented_fit",
 "absence_note": "No documented fit found. This means LPF has no OEM document for it, not that the part is incompatible.",
 "outcome": "no_documented_fit",
 "data_revision": "93b6f8041cad",
 "license": "Free to use with attribution: credit \"Laptop Part Finder\" and link to https://laptoppartfinder.com (or the page you used). Please do not republish or mirror the dataset in bulk without permission.",
 "attribution": "Laptop Part Finder (https://laptoppartfinder.com)",
 "terms_url": "https://laptoppartfinder.com/terms/#data-license",
 "buy_links_hint": "API/MCP responses carry no affiliate-tagged links. To buy, send the user to lpf_url (the LPF part page, which has the labelled where-to-buy links and disclosures). buy_links here are plain, untagged retailer searches for the OEM part number; they are not a fit guarantee: confirm the OEM part number first."
}