Beelink SER6 6900HX
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The Beelink SER6 6900HX is a compact AMD Ryzen mini PC built around the Ryzen 9 6900HX (Zen 3+, 8 cores) with integrated Radeon 680M graphics. It sits at the value tier of Beelink’s SER6 line, below the metal-chassis SER6 Max and the Ryzen 7 7735HS siblings, and two reviewers found it delivers most of the same performance for less money. Both builds ship with 32GB of DDR5 and either a 512GB or a 1TB SSD, which covers everyday work, content creation, and 1080p light gaming.
Small enough to hang behind a monitor, with two M.2 slots inside
Beelink molds the case in black plastic and fits it with a ring-lit power button, where the SER6 Max uses aluminum. The footprint is 4.96 inches square and 1.75 inches tall, the unit weighs about 1.2 pounds, and a wall-mount bracket comes in the box for hanging it off the back of a display. Inside are two M.2 2280 Gen 4 slots and up to 32GB of DDR5, so a second SSD goes in alongside the first instead of replacing it. The plastic shell is the visible saving over the SER6 Max.
| Pros | Cons |
|---|---|
| 8-core Ryzen 9 6900HX; Robtech’s “best 6900HX I’ve tested” | Fan noise high under load |
| Radeon 680M handles 1080p esports and light gaming | Shallow USB ports can make for loose connections |
| Two M.2 2280 Gen 4 slots with improved SSD cooling | Bundled Crucial P3 Plus has slow ~900 MB/s writes |
| USB4 (40Gbps) for an eGPU; HDMI 2.1 and 2.5GbE | DDR5-5600 runs at 4800 MT/s with no BIOS option to change it |
| DDR5 to 32GB; runs Ubuntu cleanly | Modified Windows 11 install is missing some apps |
| 4.96-inch chassis with VESA mount | Priced near the more premium metal SER6 Max |
Related Videos
Beelink SER6 6900HX Comparison Chart
 Beelink SER6 6900HX | Beelink SER6 6900HX | |
| Price | List Price: $579.00 Amazon Prices: | List Price: $649.00 Amazon Prices: |
| Version | 32GB/512GB/Ryzen 9 6900HX | 32GB/1TB/Ryzen 9 6900HX |
| Performance Rating | 5.3 | 5.3 |
| Operating System | Windows 11 Pro | Windows 11 Pro |
| Processor | Octa-core 3.30 Ghz (max 4.90 Ghz) AMD Ryzen 9 6900HX | Octa-core 3.30 Ghz (max 4.90 Ghz) AMD Ryzen 9 6900HX |
| GPU | Integrated AMD Radeon 680M | Integrated AMD Radeon 680M |
| RAM | 32 GB | 32 GB |
| Internal Storage | 512 GB | 1 TB |
| Dimensions width x length x thickness | 4.96 x 4.96 x 1.75 inches (125.98 x 125.98 x 44.45 mm) | 4.96 x 4.96 x 1.75 inches (125.98 x 125.98 x 44.45 mm) |
| Weight | 1.21 lbs (0.55 kg) | 1.21 lbs (0.55 kg) |
| WiFi | Wi-Fi 6 (802.11ax) | Wi-Fi 6 (802.11ax) |
| Bluetooth | Bluetooth 5.2 | Bluetooth 5.2 |
| Ethernet | 1 Ethernet port at 2.5 Gbps | 1 Ethernet port at 2.5 Gbps |
| HDMI | 1 Full-Size HDMI Port | 1 Full-Size HDMI Port |
| DisplayPort | 1 DisplayPort | 1 DisplayPort |
| VGA | No VGA Ports | No VGA Ports |
| USB Ports | 1 USB 2.0, 2 USB 3, 2 USB-C (1 USB4) One USB-C USB4 40Gbps, One USB-C 3.2 10Gbps. DisplayPort over USB-C supported. | 1 USB 2.0, 2 USB 3, 2 USB-C (1 USB4) One USB-C USB4 40Gbps, One USB-C 3.2 10Gbps. DisplayPort over USB-C supported. |
| Thunderbolt Ports | 1 | 1 |
| OCuLink | No | No |
| Internal SATA Ports | No SATA ports | No SATA ports |
| Card Reader | No Card Reader | No Card Reader |
| Headphone Jack | combo | combo |
| Fanless | No | No |
| VESA Mount | Yes | Yes |
| In the Box | Mini PC, User Manual, Wall-mounted Bracket, HDMI Cable, Power adapter, 1 HDMI cord | Mini PC, User Manual, Wall-mounted Bracket, HDMI Cable, Power adapter, 1 HDMI cord |
| Expandability | Second M.2 Slot | Second M.2 Slot |
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Quick enough for 1080p, held back by the bundled drive and locked memory
The Ryzen 9 6900HX is an 8-core, 16-thread Zen 3+ chip that runs at 3.3GHz base and boosts to 4.9GHz, and it carries desktop work and 1080p gaming on the Radeon 680M (Robtech rated it the best 6900HX he had tested). The bundled Crucial P3 Plus SSD has slow sequential write speed, and the DDR5-5600 memory runs at 4800 MT/s with no BIOS option to raise it. Cooling uses an upgraded fan bracket and metal SSD cooler with thermal pads for both M.2 slots, which holds the CPU under 90C under load at the cost of a noticeable fan.
A 40Gbps USB4 port that also feeds the machine its power
Connections run to HDMI 2.1, DisplayPort over USB-C, a second USB-C at 10Gbps, USB-A ports, and a 2.5GbE jack, with Wi-Fi 6 and Bluetooth 5.2 covering wireless. That USB4 port takes the power input as well, and it can drive an external GPU through an enclosure. Robtech pointed to USB-A ports that sit a little shallow, which can make some plugs feel loose. The unit ships with a modified Windows 11 Pro that is missing a few stock apps, and it runs Ubuntu cleanly if you prefer Linux.
Reviewer Insights
The Ryzen 9 6900HX is a Zen 3+ mobile chip that launched in early 2022, so by 2026 it sits well below the latest Ryzen AI parts on a spec sheet. Its PassMark multi-thread score of roughly 24,900 still clears desktop work and 1080p light gaming with headroom. Robtech and TechMishka both tested the 6900HX build, and both named the fan under load as its main compromise.
Robtech: the CPU stays under 90C while the bundled SSD writes slowly
In his video review, Robtech ran the 6900HX SER6 through power, thermal, and gaming testing. He measured idle draw at around 9W and a maximum package draw of 103W, slightly higher than the SER6 Max or SER7 he had tested, while the CPU held under 90C during sustained load. The bundled 500GB Crucial P3 Plus stayed cool at 56C with no thermal throttling, but he flagged its sequential write speed at only about 900 MB/s, well short of the Gen 4 read speeds the same drive reached. He also confirmed the DDR5-5600 modules run at 4800 MT/s, with no BIOS option to change memory speed.
On raw compute, Robtech called this “the best 6900HX I’ve tested,” edging out the 7735HS in the SER6 Max slightly in multi-core while trailing it by a few percent in video encoding; the integrated Radeon 680M differed by no more than about 2% across his DirectX 11 and DirectX 12 graphics runs. For gaming at 1080p the split was the usual one for a 680M: esports titles ran with headroom (over 200 FPS in Valorant, above 100 FPS in Counter-Strike 2 and DOTA 2 on low, and League of Legends fine even at high detail), while AAA games tightened up. Forza Horizon 5 landed around the 60 FPS mark, and the recently released RoboCop: Rogue City dropped well below that even with FSR 2 upscaling in balanced mode. Pushing past the iGPU, he drove 4K gaming with upscaling by attaching an RTX 3070 through the USB4 port in a Razer Core X enclosure. He praised the “new and improved memory and SSD cooling bracket” and the dual Gen 4 M.2 slots, but called the fan noise under load high and pointed to the shallow USB ports plus an Amazon price that matched the more premium Max.
TechMishka: close to 2024 Ryzen 9 mobile chips for less money
TechMishka framed the 2024 SER6 as a value play, calling it “a very small yet super powerful computer” and noting that “Beelink are traditionally great about pricing they can offer fantastic price performance ratio.” He set the 2022-era 6900HX in context for buyers, saying “in terms of performance it’s not that far from 2024’s ryzen 9 mobile processors” while costing noticeably less. He said he ran synthetic tests at maximum CPU performance but did not state benchmark scores on camera. He described 1080p gaming on the Radeon 680M as roughly comparable to a discrete GTX 1050 Ti, and like Robtech he singled out the noisy fan under load and suggested a larger fan would help. The change he valued most was USB-C power delivery over the USB4 port, calling the ability to power the mini PC through a type-C port “gamechanging.”
Fan noise is what you trade for the price
At $579 for the 512GB build and $649 for the 1TB build, the SER6 6900HX asks a buyer to accept a plastic shell, a slow bundled SSD, and a fan Robtech could hear under load in exchange for 6900HX performance that both reviewers measured close to the SER6 Max.
Whether the noise is acceptable depends on where the machine will sit. If you want a quieter, metal-chassis build at a similar price, look at the Beelink SER6 Max. To compare it with other models, use Starry Hope’s Mini PC Comparison Chart.
Upgrades
Accessories that fit the Beelink SER6 6900HX's USB4 or Thunderbolt ports.
Core X V2
A Thunderbolt 5 enclosure that Razer lists as working with Thunderbolt 4 and USB4 hosts; it fits a four-slot card and needs an ATX power supply.
DEG2 eGPU Dock
Connects over USB4 or Thunderbolt 5, with an OCuLink input behind a switch, and adds an M.2 slot; it needs an ATX or SFX power supply.
Breakaway Box 850 T5
Has an 850W power supply built in, so only the graphics card is extra, and works with Thunderbolt 4 and USB4 Windows PCs.
TS4 Thunderbolt 4 Dock
An 18-port dock that CalDigit lists for Thunderbolt 4 and USB4 hosts, with 2.5GbE and a DisplayPort 1.4 output.
TBT4-UD5 Thunderbolt 4 Dock
Two HDMI ports drive two 4K60 monitors from one Thunderbolt 4 or USB4 port on a Windows PC.
Revodok Max 208 Thunderbolt 4 Dock
Adds three Thunderbolt 4 ports for dual 4K60 displays plus gigabit Ethernet; it has no HDMI port, so monitors connect over USB-C or an adapter.
Frequently Asked Questions
What processor does the Beelink SER6 use?
It runs the AMD Ryzen 9 6900HX, an 8-core, 16-thread Zen 3+ CPU with a 3.3GHz base clock and a boost clock up to 4.9GHz.
What graphics capabilities does the SER6 have?
Graphics come from the integrated Radeon 680M built into the 6900HX. It handles esports titles at 1080p with headroom, while demanding AAA games need lower settings or upscaling.
How much RAM and storage does the SER6 offer?
Both builds carry 32GB of DDR5. Storage is a 512GB or 1TB NVMe M.2 SSD depending on which one you buy.
What ports and connectivity options are available on the SER6?
The port set covers three Type-A ports (two USB 3.0, one USB 2.0), two USB-C (one of them USB4 at 40Gbps), HDMI 2.1, DisplayPort over USB-C, and a 2.5 Gigabit Ethernet jack. Wireless is Wi-Fi 6 and Bluetooth 5.2.
Can I upgrade the RAM or storage on the SER6?
Storage can be expanded. The two M.2 2280 Gen 4 slots let you add a second NVMe SSD without pulling the first one, and the machine supports up to 32GB of DDR5.
Does the SER6 support dual displays and 4K resolution?
Two video outputs are on board, HDMI 2.1 and DisplayPort over USB-C, so it can drive a pair of external displays at once, with 4K at 60Hz supported.
How well does the SER6 handle cooling?
An upgraded fan bracket and a metal SSD cooler with thermal pads keep the CPU under 90C during sustained load. The trade is a fan that gets loud while it does so.
Can I install Linux on the SER6?
Yes. Ubuntu runs cleanly on it, though the machine arrives with a modified version of Windows 11 Pro installed.
Is the SER6 suitable for gaming?
Esports titles run well. Robtech recorded over 200 FPS in Valorant and above 100 FPS in Counter-Strike 2 and DOTA 2 on low. AAA titles are a different story, and Forza Horizon 5 landed around 60 FPS while RoboCop: Rogue City fell well below that.
How does the SER6 compare to the SER6 Max?
The two share most of their specifications. The SER6 Max adds a metal chassis and costs a little more, and Robtech measured the graphics within about 2% of each other, so the 6900HX build is the cheaper way to the same performance.