Lenovo ThinkCentre Neo 50s Gen 4 Intel i5-13400/16GB/512GB SSD SFF PC

General

This Configuration — From the Distributor Build Sheet for 12JHS01900

Chassis and Platform — From Lenovo PSREF

What to actually think about when buying a small-form-factor desktop

The processor is rarely what decides whether an SFF machine still suits you in three years. Three other things usually do, and all three are fixed at the point of order: how many memory slots the board has and how many are already occupied, whether there is a free drive bay or M.2 slot, and what will physically fit in a low-profile card slot. The tables below give Lenovo's full option list for the machine type and the distributor's build sheet for this exact unit, side by side, so you can see which of them you are getting.

A 7.4-litre chassis that keeps its slots

The neo 50s Gen 4 is smaller than the M-series SFF — 7.4 litres against 8.2, and around 4.5 kg against 5.3 — while keeping one PCIe 4.0 x16 and one PCIe 3.0 x1, both low-profile, plus a slim optical bay and a 3.5-inch drive bay. Card length is limited to 167.65 mm and height to 68.90 mm, which is slightly more generous on length than the M-series 155 mm limit.

It also keeps two ports the M-series SFF machines have dropped: a VGA output and an optical drive bay. In schools, clinics, workshops and meeting rooms still running older projectors or holding archives on disc, those are not legacy curiosities — they are the reason this machine gets specified.

What the value tier costs you

A B660 chipset rather than Q670; a Realtek RTL8111HN Ethernet controller rather than Intel's I219-LM, which is the one that matters if you manage the fleet with vPro; two memory slots rather than four; a 64 GB ceiling rather than 128 GB; a 1 TB M.2 ceiling rather than 2 TB; and 1-year base warranty terms only. Lenovo also publishes no MIL-STD testing for this machine type, where the M-series books do. It does keep a discrete TPM 2.0, which the neo Tiny machines give up.

How much memory can it take, and is a slot free?

Lenovo publishes two DDR4 UDIMM slots and a 64 GB ceiling for this machine type. Whether the memory fitted to this unit occupies one slot or both is not published by Lenovo and not stated on the build sheet. It is the most-asked question about a business desktop, because it decides whether a memory upgrade is a cheap addition or a throw-away-and-replace job. Ask us and we will confirm the module configuration before you order.

M-series against neo, in three lines

Lenovo runs two ThinkCentre tiers and the differences are consistent. The M-series carries an Intel Ethernet controller with vPro support, a discrete TPM, and a 3-year limited onsite base warranty option. The neo series carries a Realtek controller, and its books publish 1-year terms only. On the Tiny machines the neo also uses a firmware TPM integrated in the SoC rather than a discrete chip. None of that shows up in a processor comparison, and all of it matters to whoever has to manage the fleet.

A note on the power supply rating

Lenovo publishes a bare efficiency percentage for every ThinkCentre power supply — 85%, 89%, 90% or 92% — and does not assign an 80 PLUS Bronze, Silver or Gold tier to them. You will see 80 PLUS claims on resellers' ThinkCentre pages. They are not Lenovo's, so they are not on ours.

About the warranty, precisely

The distributor build sheet for this part number states no warranty term at all. The previous version of this listing carried a three-year heading anyway. We have taken the number off rather than repeat a figure nothing on file supports — a warranty term is the one specification a customer cannot verify for themselves after delivery, so it is the last place to guess.

More importantly, Lenovo's book for this machine type publishes 1-year terms only — a courier or carry-in option and a limited onsite option. There is no 3-year base term anywhere in this book. That makes the old three-year heading not merely unsourced but very likely wrong, which is why it has gone. This is a consistent difference between Lenovo's neo tier and its M-series: the M-series books do publish a 3-year onsite base option, the neo books do not.

Every unit SourceIT sells carries local Singapore warranty support and a GST invoice, and we will confirm the exact term, service level and start date in writing before you order. If you need a specific term, say so when you ask for a quote — on this machine type it is chosen at the point of order and, on Lenovo's own note, cannot be added afterwards.

In the box, per the distributor build sheet and Lenovo PSREF:

• Lenovo ThinkCentre neo 50s Gen 4 desktop, built to the configuration above
• USB keyboard and mouse
• Power cable
• Quick start guide and safety documentation

Lenovo does not publish a carton contents list per part number. The list above reflects the build sheet for this unit, which is the only per-SKU source there is.

Lenovo ThinkCentre Desktop Ordering Information

• Lenovo PSREF — ThinkCentre neo 50s Gen 4 specification book (PDF)

PSREF is Lenovo's own Product Specifications Reference. It publishes per machine type rather than per part number, so this SKU does not appear inside the PDF itself — the PDF is the authority on the chassis, the platform and the option lists, and the distributor build sheet is the authority on which options this unit actually carries.

Is it “Neo 50s” or “neo 50s”?

Lenovo writes it ThinkCentre neo 50s Gen 4, with a lower-case “neo”. Our title is otherwise correct for this one — unlike several other neo listings in our catalogue, it does not invent an “M” prefix.

Does it really have a VGA port?

Yes. Lenovo publishes one VGA output on the rear alongside HDMI 2.1 and DisplayPort 1.4. The M-series SFF machines in the ordering table do not have one. If you are driving older projectors or monitors, this is a genuine reason to choose this machine over a newer one.

Can I put a graphics card in it?

There is a PCIe 4.0 x16 low-profile slot with a 167.65 mm length limit, but Lenovo publishes no discrete graphics option for this machine type. Anything you fit sits outside Lenovo's published configuration, so ask us first.

How much memory can it take?

64 GB, across two DDR4 UDIMM slots at DDR4-3200. Whether the 16 GB fitted here occupies one slot or both is not published and not stated on the build sheet — ask us and we will confirm before you order.

Is the clearance promotion still running?

This listing carries a “Clearance Promotion Model, Strictly While Stock Last Only” banner. Please confirm with us that it still applies before relying on it — we would rather you asked than assumed.

Is the power supply 80 PLUS certified?

No. Lenovo publishes a bare efficiency percentage for ThinkCentre power supplies and assigns no 80 PLUS tier to them. Any 80 PLUS Bronze or Gold claim you see on a ThinkCentre listing did not come from Lenovo.

What warranty does it come with?

The build sheet for this part number does not state one, and Lenovo's book for this machine type publishes 1-year terms only — there is no 3-year base option at all. The previous version of this listing claimed three years; that claim has been removed. Every unit SourceIT sells carries local Singapore warranty support and a GST invoice, and we will confirm the exact term in writing before you order.