Wednesday, September 30th 2026

Intel "Nova Lake" Launch Nears as Platform Passes USB4 and PCIe 5.0 Compliance Testing

Intel's Core Ultra 400-series "Nova Lake" CPUs are reportedly nearing launch as Intel has successfully passed USB and PCIe compliance testing. This means the platform has officially passed testing with the two organizations, and all the advertised specifications are working correctly. Starting with the USB Implementers Forum (USB-IF), a governing body of the USB standard, there are two "Nova Lake-H" device IDs certified for compliance with USB4. These include devices with IDs D331 and D333. Additionally, USB-IF lists ID 6E6E for the "Nova Lake" PCH-S chipset for desktop motherboards, compliant with USB 3.2 Gen 2. Intel likely chose a desktop chipset and a laptop CPU to achieve Qualification by Similarity, where testing one product can earn certification for other products easily. To avoid revealing too much before the launch, Intel opted for this strategy instead of testing a full flagship desktop CPU.

For the PCI-SIG, a governing body for PCIe compliance, Intel's 900-series chipset has long been present with the IDs 6E38-6E3F, 6E30-6E35, and 6E40-6E47. These were added back in April, but in August, another set of entries for CPUs specifically appeared. Certifying the PCIe 5.0 x16 root complex were device IDs D461, D465, and D467-D46A, which are likely "Nova Lake-S" CPUs or some mobile variation. Regardless, the verification process is the final stage that a platform and the CPU usually go through before the launch is finalized.
The timeline for the "Nova Lake-S" rollout is rumored to follow, with mass production set to begin in Q4 2026, and the first SKUs arriving in Q1 2027. The initial edition of "Nova Lake-S" will feature a 28-core, single-compute die SKU, while the flagship 52-core version remains undefined for now. Intel has only indicated that this powerful SKU will be available on desktops within 2027.
Source: via Tom's Hardware
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30 Comments on Intel "Nova Lake" Launch Nears as Platform Passes USB4 and PCIe 5.0 Compliance Testing

#1
Broken Processor
Really interested to see how Nova Lake turns out. I hope it's a banger and would be even better if they made a gaming variant.
Posted on Reply
#2
dgianstefani
TPU Proofreader
Broken ProcessorReally interested to see how Nova Lake turns out. I hope it's a banger and would be even better if they made a gaming variant.
There's certainly a gaming variant.
Posted on Reply
#3
john_
AMD and Nvidia generate money from AI. Intel is the only one who keeps looking at the retail market*, so let's hope they will deliver something really good.

*Intel will also make plenty of money selling server CPUs thanks to agentic AI, but they still remember the retail market.
Posted on Reply
#4
Wirko
If mass production begins in Q4 2026 (to be overly optimistic: that's tomorrow), isn't it a bit late for compliance testing? Well, we don't know how long it took, maybe there were many issues and the process was delayed, or something.
Posted on Reply
#5
Hecate91
Nova Lake will be interesting, though the question will be how expensive it will be.
Intel is the one company still focusing on the consumer market, though only since they missed the AI hype train.
Posted on Reply
#6
Grimling
Can i install DOS 6.22 on this?
Posted on Reply
#7
Wirko
GrimlingCan i install DOS 6.22 on this?
Intel abandoned its x86S plan, so yes, just drop the clock to 33 MHz.
Posted on Reply
#8
Grimling
WirkoYes, just drop the clock to 33 MHz.
That seems like a lot! I do not want to overclock it.
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#9
eldon_magi
Finally a CPU that can run rick dangerous at 1200 fps
Posted on Reply
#10
Wirko
GrimlingThat seems like a lot! I do not want to overclock it.
Some here at TPU told me, in a serious discussion, that all old OSes can still run on newest CPUs on bare metal. I can believe that, but the amount of hacking to make DOS or Win 3.1 install on New Lake must be gramongous.
Posted on Reply
#11
Grimling
WirkoSome here at TPU told me, in a serious discussion, that all old OSes can still run on newest CPUs on bare metal. I can believe that, but the amount of hacking to make DOS or Win 3.1 install on New Lake must be gramongous.
The biggest problem would be to find working USB4 Drivers for MS-DOS 6.22...Maybe i just tell CHATGPT to "generate" me those Drivers!
Posted on Reply
#12
dgianstefani
TPU Proofreader
WirkoIf mass production begins in Q4 2026 (to be overly optimistic: that's tomorrow), isn't it a bit late for compliance testing? Well, we don't know how long it took, maybe there were many issues and the process was delayed, or something.
You're assuming they can't produce and test at the same time. I don't see why end stage compliance testing, where most if not all fixes are delivered by new firmware, stops production of pretty much final hardware.

They've been testing and working on the node and production for more than a year already.
Posted on Reply
#13
JustBenching
dgianstefaniThere's certainly a gaming variant.
But the 52 core behemoth is for next year most likely. Sadface.

If they manage to keep low load / idle power draw to the same levels as previous gens it will be a banger, I'll buy one unless it's over 1.5k.
Posted on Reply
#14
dgianstefani
TPU Proofreader
JustBenchingBut the 52 core behemoth is for next year most likely. Sadface.

If they manage to keep low load / idle power draw to the same levels as previous gens it will be a banger, I'll buy one unless it's over 1.5k.
You don't need the 52 core dual complex chip for gaming. Just get the single complex one that still has bLLC.

I'm expecting a similar dynamic as 9950X3D2 and 9850X3D.
Posted on Reply
#15
JustBenching
dgianstefaniYou don't need the 52 core dual complex chip for gaming. Just get the single complex one that still has bLLC.
I need dem cores. I'm using DUO streaming so the PC is / can be used by 2 people at the same time.
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#16
N/A
Isn't it pcie 6.0. rather than old 5.0
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#17
MikOnTopGG
I am really excited to see what Nova Lake brings. I just hope they add variants with more L3 Cache for the gamers.
Posted on Reply
#18
ymdhis
N/AIsn't it pcie 6.0. rather than old 5.0
This is for the chipset, which used to have PCIE 4.0 in the 800 series. It'll be a mix of PCIE 4.0 and 5.0 in the 900 series, which puts Intel even further ahead of AMD as far as chipset capabilities go.
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#19
Mr. Perfect
MikOnTopGGI am really excited to see what Nova Lake brings. I just hope they add variants with more L3 Cache for the gamers.
Yes! We really need an Intel BLLc going head to head with AMD's X3D, get a little competition going on here.
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#20
Jayn2
NVL has integrated support for dual TB5. I have seen mentioned that the test results included two USB4 Version 2.0 (80GHz) tests, so this is good news.
Posted on Reply
#21
Cheeseball
Not a Potato
Jayn2NVL has integrated support for dual TB5. I have seen mentioned that the test results included two USB4 Version 2.0 (80GHz) tests, so this is good news.
Yes, parts 0xD331 and 0xD333 have native TB5 (USB4 80Gbps) support.

Obviously the motherboards that will host these CPUs will need the appropriate retimers and traces to support TB5 ports (which will most likely be limited to Z-series-equipped motherboards), but thats a given.
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#22
jesdals
Now Im waiting for Nova lake laptop with thunderbolt 5 and hopefully a even better iGPU
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#23
kazuviking
Hope intel fixes the idle power draw issues that came with the arl chipset design. Otherwise 2-3W would be nice.
Posted on Reply
#24
son_of_wasps
WirkoIf mass production begins in Q4 2026 (to be overly optimistic: that's tomorrow), isn't it a bit late for compliance testing? Well, we don't know how long it took, maybe there were many issues and the process was delayed, or something.
remember that compliance testing is now finished, not just getting started. The compliance testing could have started months ago, and Intel might have gotten results before they were officially published.
Posted on Reply
#25
dgianstefani
TPU Proofreader
Jayn2NVL has integrated support for dual TB5. I have seen mentioned that the test results included two USB4 Version 2.0 (80GHz) tests, so this is good news.
That's fantastic. Wasn't aware of this.
Posted on Reply
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