Beelink SEi14 specifications and in-depth review

Beelink SEi14

Manufacturer: Beelink

The Beelink SEi14 is a compact Mini PC that packs a notable amount of hardware into a 750-gram chassis measuring 135 × 135 × 44.7 mm. It runs on a laptop-class CPU with 18 threads and a turbo clock speed of 4.5GHz, backed by 18MB of L3 cache and big.LITTLE architecture that balances performance and efficiency across its 12-core configuration.

On the memory side, the SEi14 ships with 32GB of DDR5 RAM running at 5600MHz, expandable up to 96GB across two channels, paired with a 1TB SSD. Connectivity is broad, covering a USB 4 40Gbps port, a Thunderbolt 4 port, USB 3.2 Gen 2 ports in both Type-A and Type-C, HDMI 2.1, DisplayPort, and a 2.5G RJ45 port, alongside Wi-Fi 6 and Bluetooth 5.2. The integrated GPU supports up to four simultaneous displays and reaches a turbo speed of 2200MHz.

Pros
  • Supports up to four simultaneous displays, making it suited for multi-monitor desktop setups
  • RAM is expandable up to 96GB across two channels, offering meaningful headroom beyond the stock 32GB
  • USB connectivity covers a wide range of standards, including a USB 4 40Gbps port and a Thunderbolt 4 port on the same compact unit
  • Wi-Fi 6 support ensures faster and more reliable wireless connections on compatible networks
  • The symmetric 135 x 135 mm footprint and 750g weight make it easy to place in confined spaces or mount behind a monitor
  • Bluetooth 5.2 provides stable short-range wireless connectivity for peripherals
Cons
  • The SSD does not use the NVMe interface, which limits storage read and write throughput compared to NVMe-based drives
  • No external memory slot is available, so storage expansion options are restricted to internal upgrades
  • The multiplier is locked, meaning clock speed cannot be adjusted beyond factory settings
  • ECC memory is not supported, which limits suitability for error-sensitive workloads
  • The warranty period is limited to one year
  • The GPU has only 7 execution units, which constrains graphics-intensive workloads even within integrated GPU use cases
Who is this for?

The SEi14 is well matched to users who need a compact desktop solution for everyday computing, office productivity, and light creative work. Its ability to drive up to four simultaneous displays makes it a practical choice for multi-monitor workstation setups where desk space is at a premium. The combination of 32GB of DDR5 RAM — expandable to 96GB — and a broad USB port selection including Thunderbolt 4 and USB 4 40Gbps also makes it a reasonable fit for users who regularly connect high-speed peripherals or external storage devices alongside their monitors.

Who is this NOT for?

Users with demanding workloads will find this unit limiting in several areas. The integrated GPU with just 7 execution units is inadequate for gaming, 3D rendering, or any GPU-accelerated tasks that require dedicated graphics resources. The non-NVMe SSD restricts storage throughput, which would frustrate workflows dependent on fast sequential reads and writes, such as video editing with large files. Additionally, the locked CPU multiplier and absence of ECC memory support make it a poor fit for users interested in overclocking or running error-sensitive, server-class applications.

General info:

SSD storage capacity 1000GB
Is an NVMe SSD
thickness 135 mm
height 44.7 mm
width 135 mm
weight 750 g
volume 814.6575 cm³

The Beelink SEi14 has a 1TB SSD, though it does not use the NVMe interface. Its physical footprint is compact and symmetrical, measuring 135 mm in both width and thickness, with a height of 44.7 mm and a total volume of roughly 814.66 cm³. At 750 grams, the unit is light enough to mount behind a monitor or tuck onto a desk without much concern for space.

CPU:

Thermal Design Power (TDP) 28W
CPU speed 4 x 1.2 & 8 x 0.7 GHz
turbo clock speed 4.5GHz
CPU threads 18 threads
Has integrated graphics
uses multithreading
L3 cache 18 MB
clock multiplier 36
Has an unlocked multiplier
Supports 64-bit
CPU temperature 110 °C

The CPU operates with a hybrid core layout running four cores at 1.2 GHz and eight cores at 0.7 GHz, with a turbo clock speed reaching 4.5GHz and a total of 18 threads supported through multithreading. It carries an 18MB L3 cache, a clock multiplier of 36, and a TDP of 28W, with a maximum operating temperature of 110°C. The processor supports 64-bit computing and includes integrated graphics, though its multiplier is locked, ruling out manual overclocking.

Graphics card:

GPU clock speed 300 MHz
GPU turbo 2200 MHz
PCI Express (PCIe) version 5
texture mapping units (TMUs) 48
shading units 768
render output units (ROPs) 24
DirectX version DirectX 12
OpenGL version 4.6
OpenCL version 3
semiconductor size 7 nm
supported displays 4

The integrated GPU has a base clock of 300 MHz and a turbo speed of 2200 MHz, built on a 7nm semiconductor and connected via PCIe 5. It features 768 shading units, 48 texture mapping units, and 24 render output units, giving it a reasonably detailed rendering pipeline for an integrated solution. API support covers DirectX 12, OpenGL 4.6, and OpenCL 3, and the GPU is capable of driving up to four displays simultaneously.

Memory:

RAM 32GB
RAM speed 5600 MHz
DDR memory version 5

The Beelink SEi14 comes equipped with 32GB of DDR5 RAM running at 5600 MHz, putting it on the faster end of current consumer memory standards. With both the version and speed aligned at DDR5 and 5600 MHz respectively, the memory configuration is consistent and leaves no headroom mismatch between the two.

Connectivity:

Wi-Fi version Wi-Fi 4 (802.11n), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac)
supports Wi-Fi
Has Bluetooth
Bluetooth version 5.2
USB 2.0 ports 2
USB 3.2 Gen 2 ports (USB-A) 2
USB 3.2 Gen 1 ports (USB-A) 0
USB 3.2 Gen 2 ports (USB-C) 1
USB 4 40Gbps ports 1
USB 4 20Gbps ports 0
USB 3.2 Gen 2x2 ports 0
USB 3.2 Gen 1 ports (USB-C) 0
Thunderbolt 4 ports 1
Thunderbolt 3 ports 0
DisplayPort outputs 1
HDMI version HDMI 2.1
HDMI ports 1
RJ45 ports 1
has a socket for a 3.5 mm audio jack
has a VGA connector
Has S/PDIF Out port

Wireless connectivity covers Wi-Fi 4, 5, and Wi-Fi 6 (802.11ax), accompanied by Bluetooth 5.2. On the wired side, the port selection is broad: two USB 2.0 ports, two USB 3.2 Gen 2 Type-A ports, one USB 3.2 Gen 2 Type-C port, and a USB 4 40Gbps port that doubles as a Thunderbolt 4 connection. Display output is handled by one HDMI 2.1 port and one DisplayPort, while a single RJ45 port covers wired networking. A 3.5mm headset jack is also present, though there is no VGA connector or S/PDIF output.

Benchmarks:

PassMark result 21104
PassMark result (single) 3400
Geekbench 6 result (multi) 10239
Geekbench 6 result (single) 2256
PassMark result (overclocked) 22756

In PassMark testing, the SEi14 scores 21,104 in the multi-core test and 3,400 in the single-core result, climbing to 22,756 under overclocked conditions. Geekbench 6 records a multi-core score of 10,239 alongside a single-core result of 2,256, rounding out a consistent picture of the processor's measured throughput across both benchmark suites.

Miscellaneous:

maximum memory amount 96GB
has an external memory slot
GPU execution units 7
Type Laptop
instruction sets MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, SSE 4.2
Has NX bit
Supports ECC memory
memory channels 2
RAM speed (max) 5600 MHz
Uses big.LITTLE technology
warranty period 1 years
Uses flash storage

The SEi14 uses a laptop-class CPU that employs big.LITTLE technology and supports a broad set of instruction sets including MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, and SSE 4.2, with NX bit also present for hardware-level security. Memory can be expanded up to 96GB across two channels, with a maximum supported RAM speed of 5600 MHz, though ECC memory is not supported and there is no external memory slot. The GPU carries 7 execution units, the device does not use flash storage, and it comes with a one-year warranty.

Final Verdict

The Beelink SEi14 presents itself as a compact, capable Mini PC built around a laptop-class CPU with big.LITTLE architecture, DDR5 memory, and a notably versatile port lineup that includes Thunderbolt 4 and USB 4 40Gbps. Its multi-display support and expandable RAM make it a practical desktop alternative for productivity-focused users who value a small footprint without sacrificing connectivity. Where it falls short — integrated-only graphics, a non-NVMe SSD, and a locked multiplier — these are real constraints that define its ceiling. For users whose workloads stay within those boundaries, the SEi14 delivers a well-rounded and thoughtfully connected package; for those who need more headroom, it will reach its limits quickly.