Lenovo / ThinkPad / T Series
ThinkPad T14s Gen 4 (Intel)
ThinkPad T14s Gen 4 (Intel) is a 14-inch notebook in the T Series family.
- Scope
- Product generation / platformPSREF verified
- Machine Type
- 21F6 / 21F7
- Model / MTM
- 6648Official Models verifiedDirect specifications: 21F6000LJP
Buying and service essentials
Verified in official sourcesCheck before buying
- Model / MTM
- 1 exact specifications recorded6648 Models entries verified
- CPU / GPU
- 13th Generation Intel U or P Series Core i5 / i7 Processor7 CPU options / Intel Iris Xe Graphics / Platform options / integrated GPU only
- Display
- 14-inch / 1920x1200 / 2240x1400 / 2880x18006 platform options / Non-touch / Multi-touch
- WWAN
- Configuration-dependentRetrofit conditions apply
Upgrades and repair
- Memory
- LPDDR5x-4800 / SolderedSO-DIMM: 0 / maximum 32 GB
- Storage
- M.2 2280 SSDPCIe NVMe 4.0 x4 / PCIe NVMe 4.0 x4 Performance / Maximum simultaneous devices 1 device(s)
- Power
- USB-C Power Delivery 3.0AC adapter: 45 W / 65 W
- Parts / service
- Not collectedHMM verified / Key procedures verified
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
- LPDDR5x-4800 / Soldered / SO-DIMM: 0
- Storage form factor
- M.2 2280 SSD
- Maximum simultaneous devices
- 1 device(s)
Specifications
CPU
CPU options for this platform / Intel13th Generation Intel U or P Series Core i5 / i7 Processor
| CPU | Integrated GPU | Cores / threads | Base frequency | Max frequency |
|---|---|---|---|---|
| Intel Core i5-1335UOpen external site in a new tab | Intel Iris Xe Graphics | 10 / 12 | 1.30 GHz | 4.60 GHz |
| Intel Core i5-1340POpen external site in a new tab | Intel Iris Xe Graphics | 12 / 16 | 1.90 GHz | 4.60 GHz |
| Intel Core i5-1345UOpen external site in a new tab | Intel Iris Xe Graphics | 10 / 12 | 1.60 GHz | 4.70 GHz |
| Intel Core i7-1355UOpen external site in a new tab | Intel Iris Xe Graphics | 10 / 12 | 1.70 GHz | 5.00 GHz |
| Intel Core i7-1360POpen external site in a new tab | Intel Iris Xe Graphics | 12 / 16 | 2.20 GHz | 5.00 GHz |
| Intel Core i7-1365UOpen external site in a new tab | Intel Iris Xe Graphics | 10 / 12 | 1.80 GHz | 5.20 GHz |
| Intel Core i7-1370POpen external site in a new tab | Intel Iris Xe Graphics | 14 / 20 | 1.90 GHz | 5.20 GHz |
Graphics / GPU
This PSREF does not list a dGPU option.
- Notes
- Intel P-series processors are documented as special-bid options.
These are platform configuration options, not the GPU installed in an individual MTM.
Memory
- Type
- LPDDR5x-4800
- Maximum capacity
- 32 GB
- Physical slots
- 0
- Implementation
- LPDDR5x-4800 / Soldered
- Upgrade / replacement
- Not recorded
- Capacity options
- 16 GB / 32 GB
- Configuration constraints
- Memory is soldered to the system board with no slots and is not upgradable.
- Installed LPDDR5x-6400 operates at LPDDR5x-4800 due to platform limitation.
Check the board layout in the HMMOpen external site in a new tab
Storage
- Interface and form factor
- PCIe NVMe 4.0 x4 / PCIe NVMe 4.0 x4 Performance
- Supported form factors
- M.2 2280 SSD
- Physical slots
- 1
- Maximum simultaneous devices
- 1 device(s)
- Upgrade / replacement
- Not recorded
- Configuration constraints / exclusions
- One M.2 2280 PCIe 4.0 x4 slot
Check the SSD replacement procedure in the HMMOpen external site in a new tab
Display
- Size
- 14-inch
- Platform configuration options
configuration Resolution Touch Panel / brightness Surface / features WUXGA IPS
14-inch1920x1200 Non-touch IPS / 300 nits anti-glare WUXGA IPS touch
14-inch1920x1200 Multi-touch IPS / 300 nits anti-glare WUXGA IPS low power
14-inch1920x1200 Non-touch IPS / 400 nits anti-glare / Low power / Eyesafe Certified 2.0 WUXGA IPS touch Privacy Guard
14-inch1920x1200 Multi-touch IPS / 500 nits anti-glare / ThinkPad Privacy Guard 2.2K IPS
14-inch2240x1400 Non-touch IPS / 300 nits anti-glare / TÜV Low Blue Light
Not available in EMEA.2.8K OLED
14-inch2880x1800 Non-touch OLED / 400 nits anti-glare anti-reflection anti-smudge / DisplayHDR True Black 500 / Dolby Vision / Eyesafe Certified 2.0
Battery architecture
- Architecture
- Internal
- Explicit count
- 1
| Placement | Position | Optional | Chemistry | Cell options | Capacity options |
|---|---|---|---|---|---|
| Internal | Not recorded | Not recorded | Li-ion | Not recorded | 57 Wh |
Each row is a platform configuration option. Simultaneous installation is not inferred.
Power and AC adapter
- Connector
- USB-C Power Delivery 3.0
- Wattage
- 45 W / 65 W
Wireless and WWAN
- WLAN options
- Intel Wi-Fi 6E AX211 802.11ax 2x2 + Bluetooth 5.3
- WWAN
- Configuration-dependent
- Retrofit / conditions
- Retrofit conditions apply
- WWAN options
- Wireless WAN upgradable to 4G with antenna ready
- Quectel EM05-G 4G LTE CAT4 with embedded eSIM
- Fibocom L860-GL-16 4G LTE CAT16 with embedded eSIM
- Fibocom FM350-GL 5G Sub-6 GHz with embedded eSIM
- No support
- Notes
- The 4G antenna-ready option is documented only for EMEA.
Ports and docking
- Ports
- 2x USB-A USB 3.2 Gen 1 one Always On
- 2x Thunderbolt 4 / USB4 40Gbps with Power Delivery 3.0 and DisplayPort 2.0
- HDMI 2.1 up to 4K/60Hz
- Headphone / microphone combo jack
- Optional nano-SIM slot on WWAN models
- Optional smart card reader
- Docking support
- Various docking solutions supported via Thunderbolt or USB-C.
Dimensions and weight
- All models
- 317.5 × 226.9 × 16.9 mm
- Deep black models
- 1.25 kg / Starting weight
- Storm grey models
- 1.48 kg / Starting weight
Official maintenance documentation and key procedures
- ThinkPad T14s Gen 4 Hardware Maintenance ManualOpen external site in a new tabScope: Combined Intel and AMD ThinkPad T14s Gen 4 Hardware Maintenance Manual for Machine Types 21F6, 21F7, 21F8, and 21F9
Key procedures
- Base cover
- p.66–67
- M.2 SSD
- p.67–69
- Built-in battery
- p.71
- Display assembly
- p.85–87
- Keyboard
- p.87–88
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
6648Codes 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
- 6648
- Exact configuration data
- 1
Enter a code to search the official Lenovo Models data for this product.
Model / MTM with recorded exact specifications
Exact specifications recordedThese are sold configurations listed in Lenovo Models. They are not serial-number or as-built configurations. Each value comes directly from the applicable Model / MTM row.
| Model / MTM | Machine Type | Region / Country/Region | Processor | Graphics | Memory | Storage | Display | Touchscreen | WLAN / Bluetooth | WWAN | OS | Official evidence |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
21F6000LJP | 21F6 | JAPAN / Japan | Intel Core i5-1335U, 10C (2P + 8E) / 12T, P-core 1.3 / 4.6GHz, E-core 0.9 / 3.4GHz, 12MB | Integrated Intel Iris Xe Graphics | 16GB Soldered LPDDR5x-4800 | 256GB SSD M.2 2280 PCIe 4.0x4 NVMe Opal 2.0 | 14" WUXGA (1920x1200) IPS 300nits Anti-glare, 45% NTSC, 60Hz | None | Intel Wi-Fi 6E AX211, 802.11ax 2x2 + BT5.3 | Non-WWAN | Windows 11 DG Windows 10 Pro 64, Japanese | Lenovo Models |
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.