Lenovo / ThinkPad / E Series
ThinkPad E16 Gen 4 (AMD)
ThinkPad E16 Gen 4 (AMD) is a 16-inch notebook in the E Series family.
- Scope
- Product generation / platformPSREF verified
- Machine Type
- 21Y4 / 21Y5
- Model / MTM
- 3999Official Models verifiedDirect specifications: Not collected
Buying and service essentials
Verified in official sourcesCheck before buying
- Model / MTM
- Not collected3999 Models entries verified
- CPU / GPU
- AMD Ryzen AI 5 / 7 400 Series Processor / AMD Ryzen AI 5 PRO and Ryzen AI 5 / 7 300 Series Processor7 CPU options / AMD Radeon 820M / AMD Radeon 840M / AMD Radeon 860M / Platform options / integrated GPU varies by CPU / this PSREF does not list a dGPU option
- Display
- 16-inch / 1920x1200 / 2560x16003 platform options / Non-touch / Multi-touch
- WWAN
- UnsupportedNot retrofittable
Upgrades and repair
- Memory
- DDR5-5600 / SocketedSO-DIMM: 2 / maximum 64 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
- DDR5-5600 / Socketed / SO-DIMM: 2
- Storage form factor
- M.2 2242 SSD
- Maximum simultaneous devices
- 2 device(s)
Specifications
CPU
CPU options for this platform / AMDAMD Ryzen AI 5 / 7 400 Series Processor / AMD Ryzen AI 5 PRO and Ryzen AI 5 / 7 300 Series Processor
| CPU | Integrated GPU | Cores / threads | Base frequency | Max frequency |
|---|---|---|---|---|
| AMD Ryzen AI 5 330Open external site in a new tab | AMD Radeon 820M | 4 / 8 | 2.00 GHz | 4.50 GHz |
| AMD Ryzen AI 5 430Open external site in a new tab | AMD Radeon 840M | 4 / 8 | 2.00 GHz | 4.50 GHz |
| AMD Ryzen AI 5 435Open external site in a new tab | AMD Radeon 840M | 6 / 12 | 2.00 GHz | 4.50 GHz |
| AMD Ryzen AI 5 PRO 340Open external site in a new tab | AMD Radeon 840M | 6 / 12 | 2.00 GHz | 4.80 GHz |
| AMD Ryzen AI 7 345Open external site in a new tab | AMD Radeon 840M | 6 / 12 | 2.00 GHz | 4.60 GHz |
| AMD Ryzen AI 7 445Open external site in a new tab | AMD Radeon 840M | 6 / 12 | 2.00 GHz | 4.60 GHz |
| AMD Ryzen AI 7 450Open external site in a new tab | AMD Radeon 860M | 8 / 16 | 2.00 GHz | 5.10 GHz |
NPU
| NPU | Applicable CPU | NPU performance | Overall platform performance |
|---|---|---|---|
| AMDAMD Ryzen AI | AMD Ryzen AI 5 330 | Up to 50 TOPS | Up to 56 TOPS |
| AMDAMD Ryzen AI | AMD Ryzen AI 5 430 | Up to 50 TOPS | Up to 58 TOPS |
| AMDAMD Ryzen AI | AMD Ryzen AI 5 435 / AMD Ryzen AI 5 PRO 340 / AMD Ryzen AI 7 345 / AMD Ryzen AI 7 445 | Up to 50 TOPS | Up to 59 TOPS |
| AMDAMD Ryzen AI | AMD Ryzen AI 7 450 | Up to 50 TOPS | Up to 66 TOPS |
These are PSREF platform options, not the NPU installed in an individual Model / MTM. Overall platform performance is distinct from NPU-only performance.
Memory
- Type
- DDR5-5600
- Maximum capacity
- 64 GB
- Physical slots
- 2
- Implementation
- DDR5-5600 / Socketed
- Upgrade / replacement
- Not recorded
- Capacity options
- 64 GB
- Configuration constraints
- Two DDR5 SODIMM slots, 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 • M.2 2280 SSD up to 1TB
- Two M.2 slots • One M.2 2242 PCIe 4.0 x4 slot • One M.2 2280 PCIe 4.0 x4 slot
Display
- Size
- 16-inch
- Platform configuration options
configuration Resolution Touch Panel / brightness Surface / features WUXGA IPS
16-inch1920x1200 Non-touch IPS / 400 nits anti-glare / AICCP color calibration / TÜV Rheinland Low Blue Light (Software Solution) WUXGA IPS touch
16-inch1920x1200 Multi-touch IPS / 400 nits anti-glare / TÜV Rheinland Low Blue Light (Hardware Solution) WQXGA IPS
16-inch2560x1600 Non-touch IPS / 400 nits anti-glare / 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 | 48 Wh / 64 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 7, 802.11be 2x2 Wi-Fi + Bluetooth 5.4, M.2 card
- MediaTek Wi-Fi 7 MT7925, 802.11be 2x2 Wi-Fi + Bluetooth 5.4, M.2 card
- Realtek Wi-Fi 7 RTL8922AE, 802.11be 2x2 Wi-Fi + Bluetooth 5.4, 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-A (USB 5Gbps)
- 1x USB-A (USB 10Gbps), Always On
- 2x USB-C (USB4 40Gbps), with USB PD 15-65W and DisplayPort 1.4a
- 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
- Models with aluminium (top) and aluminium (bottom); source height 10.1/17.05 (front/rear), 21.15 (maximum) mm
- 356 × 249 × 10.1–21.15 mm
- Models with aluminium (top) and PC-ABS (bottom); source height 10.1/17.05 (front/rear), 21.95 (maximum) mm
- 356 × 249 × 10.1–21.95 mm
- All models
- 1.63 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
3999Codes 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
- 3999
- 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
2 sources. Of 13 product claims, 13 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.