Vertical Segment
Mobile
Processor Number
3855U
Lithography
14 nm

CPU Specifications

Total Cores
2
Total Threads
2
Processor Base Frequency
1.60 GHz
Cache
2 MB Intel® Smart Cache
Bus Speed
4 GT/s
TDP
15 W
Configurable TDP-down
10 W

Supplemental Information

Marketing Status
Discontinued
Launch Date
Q4'15
Servicing Status
End of Servicing Lifetime
End of Servicing Updates Date
Friday, September 30, 2022
Embedded Options Available
No
Datasheet

Memory Specifications

Max Memory Size (dependent on memory type)
32 GB
Memory Types
DDR4-1866/2133, LPDDR3-1600/1866, DDR3L-1333/1600
Max # of Memory Channels
2
Max Memory Bandwidth
34.1 GB/s
ECC Memory Supported
No

GPU Specifications

GPU Name
Intel® HD Graphics 510
Graphics Base Frequency
300 MHz
Graphics Max Dynamic Frequency
900 MHz
Graphics Video Max Memory
32 GB
Graphics Output
eDP/DP/HDMI/DVI
4K Support
Yes, at 60Hz
Max Resolution (HDMI)
4096x2304@24Hz
Max Resolution (DP)‡
4096x2304@60Hz
Max Resolution (eDP - Integrated Flat Panel)‡
4096x2304@60Hz
Max Resolution (VGA)‡
N/A
DirectX* Support
12
OpenGL* Support
4.4
Intel® Quick Sync Video
Yes
Intel® Clear Video HD Technology
Yes
# of Displays Supported
3
Device ID
0x1906

Expansion Options

PCI Express Revision
2.0
PCI Express Configurations
1x4, 2x2, 1x2+2x1 and 4x1
Max # of PCI Express Lanes
10

Package Specifications

Sockets Supported
FCBGA1356
Max CPU Configuration
1
TJUNCTION
100°C
Package Size
42mm X 24mm

Advanced Technologies

Intel® Turbo Boost Technology
No
Intel® Hyper-Threading Technology
No
Intel® Transactional Synchronization Extensions
No
Intel® 64
Yes
Instruction Set
64-bit
Instruction Set Extensions
Intel® SSE4.1, Intel® SSE4.2
Idle States
Yes
Enhanced Intel SpeedStep® Technology
Yes
Thermal Monitoring Technologies
Yes
Intel® Flex Memory Access
Yes
Intel® Identity Protection Technology
Yes
Intel® Smart Response Technology
Yes
Intel® My WiFi Technology
Yes

Security & Reliability

Intel® Software Guard Extensions (Intel® SGX)
Yes with Intel® ME
Intel® Memory Protection Extensions (Intel® MPX)
No
Intel® AES New Instructions
Yes
Secure Key
Yes
Intel® Trusted Execution Technology
No
Execute Disable Bit
Yes
Intel® OS Guard
No
Intel® Stable IT Platform Program (SIPP)
No
Intel® Virtualization Technology (VT-x)
Yes
Intel® Virtualization Technology for Directed I/O (VT-d)
Yes
Intel® VT-x with Extended Page Tables (EPT)
Yes