User Manual

Processor options
The ST250 supports one processor from the Intel product family formerly known by the codename "Coffee
Lake". This includes processors from the Intel Xeon E, Core i3 and Pentium families.
The server supports the processor options that are listed in the following table.
All supported processors have the following characteristics:
14 nm semiconductor process technology
8 GT/s DMI3 bus speed
Two DDR4 memory channels
16 PCIe 3.0 I/O lanes
Integrated graphics: Many of the processors supported by the ST250 include integrated graphics,
however, this functionality is not used by the server. Instead, graphics support is provided by the XClarity
Controller, or by an GPU add-in card.
Table 9. Processor options
Feature
code Intel processor TDP
Cores /
Threads
Base
core
speed Cache
Memory
bus
speed ECC HT
Turbo Boost /
Max speed VT AMT
B357 Core i3-8100 65W 4 / 4 3.6 GHz 6 MB 2400 MHz Yes No No Yes No
B359 Core i3-8100T 35W 4 / 4 3.1 GHz 6 MB 2400 MHz Yes No No Yes No
B356 Core i3-8300 62W 4 / 4 3.7 GHz 8 MB 2400 MHz Yes No No Yes No
B358 Core i3-8300T 35W 4 / 4 3.2 GHz 8 MB 2400 MHz Yes No No Yes No
B355 Core i3-8350K 91W 4 / 4 4.0 GHz 8 MB 2400 MHz Yes No No Yes No
B35C Pentium G5400 54W 2 / 4 3.7 GHz 4 MB 2400 MHz Yes Yes No Yes No
B35G Pentium G5400T 35W 2 / 4 3.1 GHz 4 MB 2400 MHz Yes Yes No Yes No
B35B Pentium G5500 54W 2 / 4 3.8 GHz 4 MB 2400 MHz Yes Yes No Yes No
B35F Pentium G5500T 35W 2 / 4 3.2 GHz 4 MB 2400 MHz Yes Yes No Yes No
B35A Pentium G5600 54W 2 / 4 3.9 GHz 4 MB 2400 MHz Yes Yes No Yes No
B354 Xeon E-2104G 65W 4 / 4 3.2 GHz 8 MB 2666 MHz Yes No No Yes Yes
B353 Xeon E-2124 71W 4 / 4 3.3 GHz 8 MB 2666 MHz Yes No Yes / 4.30 GHz Yes Yes*
B352 Xeon E-2124G 71W 4 / 4 3.4 GHz 8 MB 2666 MHz Yes No Yes / 4.50 GHz Yes Yes
B351 Xeon E-2126G 80W 6 / 6 3.3 GHz 12 MB 2666 MHz Yes No Yes / 4.50 GHz Yes Yes
B350 Xeon E-2134 71W 4 / 8 3.5 GHz 8 MB 2666 MHz Yes Yes Yes / 4.50 GHz Yes Yes*
B34Z Xeon E-2136 80W 6 / 12 3.3 GHz 12 MB 2666 MHz Yes Yes Yes / 4.50 GHz Yes Yes*
B34Y Xeon E-2144G 71W 4 / 8 3.6 GHz 8 MB 2666 MHz Yes Yes Yes / 4.50 GHz Yes Yes
B34X Xeon E-2146G 80W 6 / 12 3.5 GHz 12 MB 2666 MHz Yes Yes Yes / 4.50 GHz Yes Yes
B34W Xeon E-2174G 71W 4 / 8 3.8 GHz 8 MB 2666 MHz Yes Yes Yes / 4.70 GHz Yes Yes
B34V Xeon E-2176G 80W 6 / 12 3.7 GHz 12 MB 2666 MHz Yes Yes Yes / 4.70 GHz Yes Yes
B34U Xeon E-2186G 95W 6 / 12 3.8 GHz 12 MB 2666 MHz Yes Yes Yes / 4.70 GHz Yes Yes
* Xeon E processors without integrated graphics do not support the KVM redirection functions of AMT.
Memory options
Lenovo ThinkSystem ST250 Server 17