Lenovo / ThinkPad / W Series
ThinkPad W540
ThinkPad W540 platform specifications based on Lenovo PSREF.
- Scope
- Product generation / platformPSREF verified
- Machine Type
- 20BG / 20BH
- Model / MTM
- 102Official Models verifiedDirect specifications: Not collected
Buying and service essentials
Verified in official sourcesCheck before buying
- Model / MTM
- Not collected102 Models entries verified
- CPU / GPU
- 4th Generation Intel Core i5 / Core i711 CPU options / Intel HD Graphics 4600 / Platform options / dGPU: 2 options (configuration-dependent)
- Display
- 1920x1080 / 2880x16202 platform options / Non-touch
- WWAN
- Configuration-dependentRetrofit conditions apply
Upgrades and repair
- Memory
- DDR3L-1600 / SocketedSO-DIMM: Not recorded / maximum 32 GB
- Storage
- 2.5-inch 7mm or 9.5mm SATA HDD or SSD / M.2 SSD / Ultrabay Enhanced second driveSATA 6.0Gb/s / M.2 SATA 6.0Gb/s / maximum simultaneous device count not recorded
- Power
- Not recordedAC adapter: 135 W / 170 W
- Parts / service
- Not collectedHMM verified / Not collected
Motherboard and slot topology
?
Shows the strength of the supporting evidence. It is not a performance score or recommendation. Full sources appear in the Evidence section below.
- Memory implementation
- DDR3L-1600 / Socketed / SO-DIMM: Not recorded
- Storage form factor
- 2.5-inch 7mm or 9.5mm SATA HDD or SSD / M.2 SSD / Ultrabay Enhanced second drive
- Maximum simultaneous devices
- Not recorded
Specifications
CPU
CPU options for this platform / Intel4th Generation Intel Core i5 / Core i7
Graphics / GPU
dGPU options
| GPU | Dedicated memory | Selection conditions |
|---|---|---|
| NVIDIANVIDIA Quadro K1100M | 2 GB | Configuration-dependent |
| NVIDIANVIDIA Quadro K2100M | 2 GB | Configuration-dependent |
- Notes
- NVIDIA Optimus switches between the documented Intel and NVIDIA graphics.
These are platform configuration options, not the GPU installed in an individual MTM.
Memory
- Type
- DDR3L-1600
- Maximum capacity
- 32 GB
- Physical slots
- Not recorded
- Implementation
- DDR3L-1600 / Socketed
- Upgrade / replacement
- Not recorded
- Configuration constraints
- Dual-core processor configurations use two SO-DIMM sockets and support up to 16GB
- Quad-core processor configurations use four SO-DIMM sockets and support up to 32GB
- Dual-channel capable
Check the board layout in the HMMOpen external site in a new tab
Storage
- Interface and form factor
- SATA 6.0Gb/s / M.2 SATA 6.0Gb/s
- Supported form factors
- 2.5-inch 7mm or 9.5mm SATA HDD or SSD
- M.2 SSD
- Ultrabay Enhanced second drive
- Physical slots
- Not recorded
- Upgrade / replacement
- Not recorded
- Configuration constraints / exclusions
- The M.2 SSD occupies the same platform position used for WWAN and is mutually exclusive with WWAN.
Check the SSD replacement procedure in the HMMOpen external site in a new tab
Display
- Size
- Not recorded
- Platform configuration options
configuration Resolution Touch Panel / brightness Surface / features FHD
15.6-inch1920x1080 Non-touch 300 nits anti-glare 3K IPS
15.5-inch2880x1620 Non-touch IPS / 350 nits anti-glare
Battery architecture
- Architecture
- Removable
Each row is a platform configuration option. Simultaneous installation is not inferred.
Power and AC adapter
- Connector
- Not recorded
- Wattage
- 135 W / 170 W
Wireless and WWAN
- WLAN options
- Intel Centrino Advanced-N 7260 802.11a/b/g/n 2x2
- Intel Dual Band Wireless-AC 7260 802.11ac/a/b/g/n 2x2
- WWAN
- Configuration-dependent
- Retrofit / conditions
- Retrofit conditions apply
- WWAN options
- Wireless WAN upgradable
- Ericsson N5321 HSPA+ with GPS
- Sierra Wireless EM7355 LTE
- Notes
- WWAN is mutually exclusive with the documented M.2 SSD configuration.
Ports and docking
- Ports
- 2x USB 3.0
- 2x USB 2.0
- VGA
- Mini DisplayPort with Thunderbolt
- Ethernet RJ-45
- ExpressCard/34
- Docking support
- Physical connector: Dock connector
Dimensions and weight
- All models
- 376.6 × 248.1 × 27.9–29.5 mm
- 6-cell battery
- 2.53 kg / Starting weight
- 9-cell battery
- 2.7 kg / Starting weight
Official maintenance documentation and key procedures
- ThinkPad T540p, W540, and W541 Hardware Maintenance ManualOpen external site in a new tabScope: Combined Hardware Maintenance Manual applicable to ThinkPad T540p, ThinkPad W540, and ThinkPad W541
Not collected
Part number information
Part numbers and their relationships to this product or model are shown when verified in official Lenovo sources.
Official Model-listed parts
Not collectedKATABAN.FYI has not yet collected official Model-listed parts for this product. This is not evidence that no compatible parts exist.
Model / MTM
102Codes listed in Lenovo Models identify a relationship to this product. They do not establish exact CPU, memory, storage or other configuration details.
- Model / MTM codes verified in official sources
- 102
- Exact configuration data
- Not collected
Enter a code to search the official Lenovo Models data for this product.
Exact Model / MTM configuration data is not recorded. Specifications on this page are platform-level options.
Evidence
3 sources. Of 12 product claims, 12 are verified with high confidence.This page covers PSREF platform information and identifiers listed in Lenovo Models. Exact MTM specifications and parts relationships have not been collected. Procedure coverage in official maintenance documentation is audited per product for major components.