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Black small-form-factor desktop tower with wired keyboard and mouse

Lenovo

Lenovo ThinkCentre Neo 55s SFF Desktop PC Ryzen 5 220 32GB DDR5 1TB SSD

SKU CH-1YEK-HAQHZ

A compact business desktop with a 6-core Ryzen 5 220 processor up to 4.9 GHz, 32GB DDR5 4800 memory, 1TB SSD, dual 4K display support via HDMI 2.1 and DisplayPort, Wi-Fi, Windows 11 Pro.

  • TypeBusiness Desktops & Workstations
  • Form FactorSlim/Small Form Factor
  • UsageWork / Business
  • ColorBlack
  • Cooling SystemAir Cooling
  • Operating SystemWindows 11 Pro

Configuration 32GB RAM | 1TB SSD

  • AMD Ryzen 5 220 processor reaches 4.90 GHz turbo for fast multi-tasking
  • 32GB DDR5 4800 memory enables smooth switching between heavy applications
  • 1TB PCIe SSD provides instant data access and ample storage space
  • Small Form Factor chassis measures 10.83 x 3.5 x 13.24 inches to save desk room
  • Windows 11 Pro pre-installed with advanced security and management tools for business use

Compact business desktop

The Lenovo ThinkCentre Neo 55s is a small-form-factor desktop built around an AMD Ryzen 5 220 processor with 6 cores and a 4.9 GHz turbo frequency. It ships with 32 GB of DDR5 4800 memory in a dual-channel 16 GB × 2 configuration and a 1 TB SSD. Windows 11 Pro is pre-installed, and the bundle includes a wired keyboard, mouse and a 64 GB USB flash drive.

Air-cooled 200 W platform

An internal 200 W power supply feeds the CPU, integrated AMD Radeon graphics, memory and storage while the air-cooling system keeps temperatures in check during typical office workloads. The compact chassis measures 10.83 × 3.5 × 13.24 inches and weighs 9.55 lbs, allowing quiet operation in open-plan or home-office settings without requiring additional cooling infrastructure.

Dual 4K display ready

Video output is handled by one HDMI 2.1 port and one DisplayPort connector, each capable of driving a 4K 60 Hz monitor for a two-screen setup. Front and rear I/O provide four USB-A 5 Gbps ports, one USB-C 10 Gbps port with power delivery and DisplayPort alt mode, a headphone/mic combo jack, two additional hi-speed USB-A ports and a gigabit Ethernet jack. Wi-Fi and Bluetooth are integrated for wireless peripherals and network access.

Highlights

  • AMD Ryzen 5 220 processor reaches 4.90 GHz turbo for fast multi-tasking
  • 32GB DDR5 4800 memory enables smooth switching between heavy applications
  • 1TB PCIe SSD provides instant data access and ample storage space
  • Small Form Factor chassis measures 10.83 x 3.5 x 13.24 inches to save desk room
  • Windows 11 Pro pre-installed with advanced security and management tools for business use

Specifications

BrandLenovo
SeriesThinkCentre
ModelNeo
TypeBusiness Desktops & Workstations
Form FactorSlim/Small Form Factor
UsageWork / Business
ColorBlack
Cooling SystemAir Cooling
Operating SystemWindows 11 Pro
Windows 11Ready
CPU TypeAMD Ryzen 5
CPU NameAMD Ryzen 5 220
CPU Base Frequency3.20GHz
Turbo Frequency4.90GHz
L3 Cache Per CPU16 MB
CPU Main Features64 bit 6-Core Processor
GPU/VGA TypeAMD Radeon Graphics
Memory Capacity32GB DDR5
Memory SpeedDDR5 4800
Memory Spec16 GB x 2
Memory Slot (Total)2
Memory Slot (Available)2
Memory Slots (Available/Total)2 total
Maximum Memory Supported128 GB
SSD1TB PCIe
Audio ChipsetIntegrated
LAN ChipsetIntegrated
LAN Speed10/100/1000Mbps
WLAN802.11ax Wireless LAN
WiFi GenerationWi-Fi 6
BluetoothYes
Front USB3
Front Audio Ports2
Video Ports1 Display Port, 1 HDMI
Rear USB4
RJ451 port
Rear Audio Ports1 port
Keyboard TypeWired Keyboard
Mouse TypeWired Mouse
Dimensions (H x W x D)13.24" x 10.87" x 3.5"
Weight9.55 LBs
Package TypeRetail

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Questions about this item

How do I install the 16 GB DDR5 SODIMM modules in the ThinkCentre Neo 55s, and which step is most often missed?

Open the SFF chassis, align each 16 GB DDR5 SODIMM with the slot notch, press firmly until the retention clips click, then replace the cover; the step most often missed is seating both modules fully so both clips engage.

What maintenance or replacement will the 200 W power supply need after extended use?

The 200 W PSU is a sealed unit with no user-serviceable parts; if it eventually fails, the entire power supply must be replaced rather than repaired.

At what point does the air-cooling limit appear during sustained loads on the Ryzen 5 220?

Under continuous heavy workloads the air-cooling solution reaches its thermal ceiling first, causing the CPU to throttle below its 4.9 GHz turbo to maintain safe temperatures.

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