Zenarmor performance @ Intel Atom C3758R

Started by tpf, March 25, 2026, 06:39:30 AM

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Hi,
does anybody have experience in running Zenarmor at Intel Atom C3758R? What internet troughput can this CPU handle? The CPU-list at Zenarmor's website give me not an clear answere.

Thank's!

Since Zenarmor still is limited to one thread only, you can simply relate any known CPU's single-thread performance against the C3758R's single-thread perfomance on one of the many CPU-Performance comparison sites. The kind of work Zenarmor is doing here cannot be easily accelerated by a proprietary chip, unlike encryption.

So, choose a CPU whose performance you know and compare it.
Intel N100, 4* I226-V, 2* 82559, 16 GByte, 500 GByte NVME, ZTE F6005

1100 down / 450 up, Bufferbloat A+

I know that Zenarmor only use one core. That's the cause of my question. On their roadmap, multi-core operation would be implemented in the next 1-6 months(or so).

So badly I need experience from working devices... My personal experience: 1 GBit without TLS-inspection is nearly possible in my lab. 1 Core @100% Iperf3 with 10 parallel streams + OpenSpeedtest. But that's lab. Not repesentive for an company's Internet-Traffic-Mix.



I keep hearing that multi-threading support is on the top of the priority list for some years now. Sounds like when Trump says "in two weeks".

And yes, you would be hard pressed to find a low-power (embedded) CPU with a high enough single-thread performance to run Zenarmor at >= 1 GBps speeds. Only desktop or high-performance server CPUs (many server CPUs have many cores, but low single-thread performance) would do that.

And even then, you would only use a fraction of the potential power, but have the high cost (both purchase and consumption) until multithreading will be supported.
Intel N100, 4* I226-V, 2* 82559, 16 GByte, 500 GByte NVME, ZTE F6005

1100 down / 450 up, Bufferbloat A+

I thought multithread was available in one of the paid versions?

The faster the clock speed, the better ZA will run, kind of the only rule of thumb we currently have. I'm looking at an n355 device for my next hardware, something with at least 6 i226 ports and maybe trade a couple for some SFP+ (10g lan to lan would be NICE). I only have gigabit out to wan, so don't need the i226, but it's what I'm finding because it's what most people want going forward.

Also looking at a different model with 8 i226 ports, not seeing anything with "cheaper" i350 ports anymore, and I'm not going to try Realtek for real work.

Quote from: Greg_E on Today at 02:33:50 PMI thought multithread was available in one of the paid versions?

The faster the clock speed, the better ZA will run, kind of the only rule of thumb we currently have. I'm looking at an n355 device for my next hardware, something with at least 6 i226 ports and maybe trade a couple for some SFP+ (10g lan to lan would be NICE). I only have gigabit out to wan, so don't need the i226, but it's what I'm finding because it's what most people want going forward.

Also looking at a different model with 8 i226 ports, not seeing anything with "cheaper" i350 ports anymore, and I'm not going to try Realtek for real work.


the roadmap has it 90% complete and has it listed under business and higher licenses, so no paid home license.