Lenovo / ThinkPad / E Series
ThinkPad E15 Gen 4 (Intel)
ThinkPad E15 Gen 4 (Intel) is a 15.6-inch notebook in the E Series family.
- Scope
- Product generation / platformPSREF verified
- Machine Type
- 21E6 / 21E7
- Model / MTM
- 3719Official Models verifiedDirect specifications: 21E600D5JP
Buying and service essentials
Verified in official sourcesCheck before buying
- Model / MTM
- 1 exact specifications recorded3719 Models entries verified
- CPU / GPU
- 12th Generation Intel Core i3 / Core i5 / Core i7 Processor5 CPU options / Intel UHD Graphics / Intel Iris Xe Graphics / Platform option / dGPU: NVIDIA GeForce MX550 (configuration-dependent)
- Display
- 15.6-inch / 1920x10804 platform options / Non-touch / Multi-touch
- WWAN
- UnsupportedNot retrofittable
Upgrades and repair
- Memory
- DDR4-3200SO-DIMM: Not recorded / maximum 40 GB
- Storage
- M.2 2242 SSDPCIe NVMe 4.0 x4 / Maximum simultaneous devices 2 device(s)
- Power
- USB-C Power Delivery 3.0AC adapter: 65 W
- Parts / service
- Not collectedNot collected / 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
- DDR4-3200 / SO-DIMM: Not recorded
- Storage form factor
- M.2 2242 SSD
- Maximum simultaneous devices
- 2 device(s)
Specifications
CPU
CPU options for this platform / Intel12th Generation Intel Core i3 / Core i5 / Core i7 Processor
| CPU | Integrated GPU | Cores / threads | Base frequency | Max frequency |
|---|---|---|---|---|
| Intel Core i3-1215UOpen external site in a new tab | Intel UHD Graphics | 6 / 8 | 1.20 GHz | 4.40 GHz |
| Intel Core i5-1235UOpen external site in a new tab | Intel Iris Xe Graphics | 10 / 12 | 1.30 GHz | 4.40 GHz |
| Intel Core i5-1240POpen external site in a new tab | Intel Iris Xe Graphics | 12 / 16 | 1.70 GHz | 4.40 GHz |
| Intel Core i7-1255UOpen external site in a new tab | Intel Iris Xe Graphics | 10 / 12 | 1.70 GHz | 4.70 GHz |
| Intel Core i7-1260POpen external site in a new tab | Intel Iris Xe Graphics | 12 / 16 | 2.10 GHz | 4.70 GHz |
Graphics / GPU
dGPU options
| GPU | Dedicated memory | Selection conditions |
|---|---|---|
| NVIDIANVIDIA GeForce MX550 | 2 GB / GDDR6 | Configuration-dependent |
These are platform configuration options, not the GPU installed in an individual MTM.
Memory
- Type
- DDR4-3200
- Maximum capacity
- 40 GB
- Physical slots
- Not recorded
- Implementation
- DDR4-3200
- Upgrade / replacement
- Not recorded
- Capacity options
- 32 GB / 40 GB
- Configuration constraints
- One DDR4 SO-DIMM slot
- One memory soldered to systemboard, one DDR4 SO-DIMM slot, dual-channel capable
- The max memory is based on the test results with current Lenovo memory offerings.
Storage
- Interface and form factor
- PCIe NVMe 4.0 x4
- Supported form factors
- M.2 2242 SSD
- Physical slots
- 2
- Maximum simultaneous devices
- 2 device(s)
- Upgrade / replacement
- Not recorded
- Configuration constraints / exclusions
- Up to two drives, 2x M.2 SSD • M.2 2242 SSD up to 1TB
- Two M.2 slots • One M.2 2242 PCIe 3.0 x4 slot • One M.2 2242 PCIe 4.0 x4 slot
Display
- Size
- 15.6-inch
- Platform configuration options
configuration Resolution Touch Panel / brightness Surface / features FHD TN
15.6-inch1920x1080 Non-touch TN / 250 nits anti-glare FHD IPS
15.6-inch1920x1080 Non-touch IPS / 300 nits anti-glare FHD IPS
15.6-inch1920x1080 Non-touch IPS / 300 nits anti-glare FHD IPS touch
15.6-inch1920x1080 Multi-touch IPS / 300 nits anti-glare
Battery architecture
- Architecture
- Internal
- Explicit count
- 1
| Placement | Position | Optional | Chemistry | Cell options | Capacity options |
|---|---|---|---|---|---|
| Internal | Not recorded | Not recorded | Li-Polymer | Not recorded | 45 Wh / 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
- 65 W
Wireless and WWAN
- WLAN options
- Wi-Fi 6, 802.11ax 2x2 Wi-Fi + Bluetooth 5.1, M.2 card
- Realtek Wi-Fi 6 RTL8852BE, 802.11ax Dual Band 2x2 Wi-Fi + Bluetooth 5.1, M.2 card
- Intel Wi-Fi 6 AX201, 802.11ax 2x2 Wi-Fi + Bluetooth 5.1, M.2 Card
- Wi-Fi 6E, 802.11ax 2x2 Wi-Fi + Bluetooth 5.1, M.2 card
- AMD Wi-Fi 6E RZ616, 802.11ax 2x2 Wi-Fi + Bluetooth 5.1, M.2 Card
- Intel Wi-Fi 6E AX211, 802.11ax 2x2 Wi-Fi + Bluetooth 5.1, M.2 Card
- WWAN
- Unsupported
- Retrofit / conditions
- Not retrofittable
- WWAN options
- No support
- Notes
- PSREF explicitly lists no WWAN support.
Ports and docking
- Ports
- 1x USB 2.0
- 1x USB 3.2 Gen 1 (Always On)
- 1x Thunderbolt 4 / USB4 40Gbps (support data transfer, Power Delivery 3.0 and DisplayPort 1.4)
- 1x HDMI 2.1, up to 4K/60Hz
- 1x Headphone / microphone combo jack (3.5mm)
- 1x Ethernet (RJ-45)
- Docking support
- Various docking solutions supported via USB-C.
Dimensions and weight
- All models
- 365 × 240 × 18.9 mm
- All models
- 1.7 kg / Starting weight
Official maintenance documentation and key procedures
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
3719Codes 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
- 3719
- 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
21E600D5JP | 21E6 | JAPAN / Japan | Intel Core i5-1235U, 10C (2P + 8E) / 12T, P-core 1.3 / 4.4GHz, E-core 0.9 / 3.3GHz, 12MB | Integrated Intel Iris Xe Graphics Functions as UHD Graphics | 8GB Soldered DDR4-3200 | 256GB SSD M.2 2242 PCIe 4.0x4 NVMe Opal 2.0 | 15.6" FHD (1920x1080) IPS 300nits Anti-glare, 45% NTSC | None | Intel Wi-Fi 6E AX211, 802.11ax 2x2 + BT5.1 | Non-WWAN | Windows 11 Home, Japanese | Lenovo Models |
Evidence
2 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.