KAMRUI
KAMRUI AM21 Mini PC, Ryzen 7 8745HS, 16GB DDR5 RAM, 1TB NVMe SSD
Bottom line: The KAMRUI AM21 Mini PC ($645.99): Ryzen 7 8745HS (8C/16T, 4.9GHz) rated ~18% faster than Intel Core Ultra 7 155H; main trade-off: no dedicated GPU slot; graphics locked to the Radeon 780M iGPU.
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*Price sourced from Amazon.com. Last updated 2026-09-29. Price and availability subject to change.
Pros & Cons
Pros
- ✓ Ryzen 7 8745HS (8C/16T, 4.9GHz) rated ~18% faster than Intel Core Ultra 7 155H
- ✓ Radeon 780M (RDNA 3) handles smooth 1080p gaming, rivaling a GTX 1650
- ✓ 32GB DDR5-5600 across two SO-DIMM slots, expandable to 96GB
- ✓ 1TB PCIe 4.0 NVMe SSD with a second M.2 2280 slot for up to 4TB
- ✓ USB4 (40Gbps, 100W PD) plus dual HDMI 2.1 for a quad 8K display setup
Cons
- ✗ No dedicated GPU slot; graphics locked to the Radeon 780M iGPU
- ✗ Storage expansion is M.2 NVMe only, SATA SSDs unsupported
- ✗ Dual Ethernet capped at 1Gbps each, no 2.5GbE for multi-gig networks
SpecPicks Verdict
SpecPicks scored KAMRUI AM21 Mini PC, Ryzen 7 8745HS, 16GB DDR5 RAM, 1TB NVMe SSD using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the home ai / computer lab category. KAMRUI's home ai / computer lab lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for home ai / computer lab of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- Experience desktop-class power from a mini PC: The KAMRUI AM21 Mini PC is equipped with AMD Ryzen 7 8745HS processor, featuring the advanced “Zen 4” architecture with 8 cores/16 threads, a base frequency of 3.8GHz, with a peak boost clock of up to 4.9 GHz. It delivers a massive multi-core performance leap—approximately 18% faster than the Intel Core Ultra 7 155H, 24% faster than the AMD Ryzen 7 PRO 6850H, and 27% faster than the AMD Ryzen 7 7735HS. Whether tackling demanding games, professional content creation, or intensive multitasking, the AM21 unleashes your full potential
- Powerful Integrated Graphics Card - AMD Radeon 780M: The AM21 Mini Desktop PC features the AMD Radeon 780M, harnessing the power of the RDNA 3 architecture. It delivers a smooth 1080p gaming experience, offering twice the performance of Iris Xe graphics and rivaling dedicated graphics cards like the 1650. Supports AV1 codec for smoother, higher-quality 8K display. With this unmatched graphics capability, the KAMRUI AM21 Mini Gaming PC redefines the possibilities of mini gaming computers, delivering an ultimate visual experience
- 16GB DDR5 Memory & 1TB M.2 2280 PCIe4.0 x4 SSD: The KAMRUI AM21 Mini Desktop Computer features 16GB DDR5 RAM (16GB, 2x SO-DIMM slots, expandable up to 96GB), 1TB M.2 2280 NVMe PCIe 4.0 x4 SSD (2x M.2 2280 slots, expandable up to 4TB; Note: SATA SSD expansion not supported, M.2 NVMe only). The AM21 delivers ample performance and storage out of the box, with support for expanding to 96GB of memory and 4TB SSD, designed to meet your current and future computing needs
- Dual Ethernet, Wi-Fi 6, Bluetooth 5.2: The AM21 features dual Gigabit Ethernet ports (2x 1Gbps) supporting advanced networking options like teaming, dedicated LAN. Paired with the latest Wi-Fi 6 technology, it delivers exceptionally stable wireless connectivity for lag-free online gaming and smooth 4K streaming. Bluetooth 5.2 connects your favorite accessories with enhanced reliability and extended range, creating a truly seamless and clutter-free workspace
- USB4 and Lightning-Fast Ports: The AM21 Mini Computer features a complete set of ports for a powerful and clutter-free workstation. Its flagship USB4 (40Gbps, 8K video, 100W PD) and a second USB-C port enable blazing transfers and a stunning quad-display setup with dual HDMI 2.1. For daily use, it includes two front-facing USB 3.2 ports, USB 2.0 ports, and an 3.5mm audio jack。This all-in-one solution helps you create an efficient, clean, and organized workspace
- KAMRUI Care: We provide comprehensive, round-the-clock dedicated technical support for our products. Choose KAMRUI for an exceptional experience.
Full Specifications
| Brand | KAMRUI |
|---|---|
| Color | Black |
| RAM Type | DDR5 RAM |
| CPU Model | AMD Ryzen 7 |
| CPU Speed | 3.8 GHz |
| Cache Size | 16 MB |
| Model Name | AM21 |
| Model Year | 2023 |
| Resolution | 5120 x 2880 |
| Style Name | AM21 8745HS |
| Unit Count | 1 Count |
| KAMRUI Care | We provide comprehensive, round-the-clock dedicated technical support for our products. Choose KAMRUI for an exceptional experience. |
| Screen Size | 1 |
| Aspect Ratio | 16:10, 16:9 |
| Connectivity | Bluetooth, USB-C, WiFi |
| Memory Speed | 4800 MHz |
| Model Number | AM21 |
| Video Output | HDMI 2.1, USB4 |
| Compatibility | PC |
| Built-In Media | 1 x HDMI cable, 1 x KAMRUI AM21 8745HS Mini PC, 1 x Power Adapter, 1 x User Manual, 1 x VESA Mount with Screws |
Ready to buy?
KAMRUI AM21 Mini PC, Ryzen 7 8745HS, 16GB DDR5 RAM, 1TB NVMe SSD is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-09-29. Price and availability subject to change.
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