Friday, October 16th 2026

Intel "Nova Lake-HX" and "Nova Lake-H" Die Shots Appear

Intel's upcoming "Nova Lake" lineup for mobile devices has been revealed in bare-die form, thanks to the Moore's Law Is Dead YouTube channel. Leading the lineup is the "Nova Lake-HX," featuring an 8+16+4 core configuration with 8 P-Cores, 16 E-Cores, and 4 LPE-Cores. The total silicon size measures 12x30 mm, amounting to 360 mm², which is divided across six different dies manufactured on various nodes. The first die is the graphics tile, built on the Intel 3-E node, embedding 4 Xe GPU cores and covering roughly 26 mm². Adjacent to it is a dummy die occupying 21 mm², used for the structural integrity of the package. Next, there is a large 72 mm² die built on the Intel 18A-P node, hosting 4 LPE-Cores and serving as a central hub. Beside it is another 18A-P silicon die that functions as a peripheral control tile, measuring 58 mm². Finally, Intel uses an external foundry for the main compute tile, which is on the TSMC N2P node and hosts the 8P+16E CPU core configuration. This compute tile occupies the largest area of 104 mm². Additionally, there is a passive tile next to it, with 85 mm² dedicated to the structural integrity of the package and the intended operation of the "Nova Lake-HX" chip.

Next, we move to the less powerful "Nova Lake-H" variant, which will feature a 4+8+4 configuration with 4 P-Cores, 8 E-Cores, and 4 LPE-Cores. This package is significantly smaller, measuring only 12x23 mm for a total die area of 276 mm², also consisting of both functional and dummy dies. The die configuration remains the same except for the main compute tile, which hosts a 4P+8E-core configuration on the TSMC N2P node, occupying 55 mm² of area. The adjacent passive die is also smaller, with an area of only 45 mm², while the peripheral control die, central hub die, and graphics tile are all made on Intel nodes and remain the same as in the "HX" variant.
From previous rumors, we have learned that Intel's new four-digit Core Ultra 4000 naming isn't limited to desktop chips. We could see these "Nova Lake-HX" laptop processors using the same four-number format, while H-series and suffix-less mobile chips continue with the three-digit naming of the previous generation. As for the mobile versions, HX chips have traditionally been BGA versions of Intel's desktop silicon, so it looks like Intel is grouping them with Nova Lake-S instead of the other laptop chips.
Source: Moore's Law Is Dead
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17 Comments on Intel "Nova Lake-HX" and "Nova Lake-H" Die Shots Appear

#1
Hyderz
wonder these gonna get some big friggin cache lovin for the mobile variants :D
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#2
kazuviking
Intel really loves their rectangle packaging.
Posted on Reply
#3
wNotyarD
kazuvikingIntel really loves their rectangle packaging.
I won't complain about that because it makes easier for everyone to design thermal solutions for them. But those dummies do look like a lot of wasted space.
Posted on Reply
#4
kondamin
wNotyarDI won't complain about that because it makes easier for everyone to design thermal solutions for them. But those dummies do look like a lot of wasted space.
it's free thermal real estate


weird they are using tsmc for mobile chips, where 18a is supposed to be great at thermals
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#5
GenericUsername2001
It is interesting that the compute tiles will be on TSMC N2P, pretty much the same process Zen 6 cpu chiplets will be using. Will allow for some nice apples to apples comparisons on how good each company's actual designs are.
Posted on Reply
#6
Nhonho
When the main components of a processor (the cores, memory controller, iGPU, and PCIe controller) are placed on separate dies, the communication latency between them increases significantly. As a result, any performance gains from the individual components are diminished. This reduces the performance-per-watt of the entire chip, necessitating higher clock speeds to compensate for the high internal communication latencies—not to mention the need to include a large (and expensive) amount of cache memory to offset those same latencies.

Why don't they make CPUs as simple and efficient as this?
Posted on Reply
#7
XeonsNOpterons
GenericUsername2001It is interesting that the compute tiles will be on TSMC N2P, pretty much the same process Zen 6 cpu chiplets will be using. Will allow for some nice apples to apples comparisons on how good each company's actual designs are.
I will hold out until actual chip launch for the official nodes used as MLID and most "leakers" are not great, but N2P would allow closer comparison. It just does not make sense to use the likely much more performant 18A-P on the peripheral tile and not the compute tile when they look pretty much the same area. Like I said, I would take the nodes listed here with a grain of salt and only really trust the die areas.
wNotyarDI won't complain about that because it makes easier for everyone to design thermal solutions for them. But those dummies do look like a lot of wasted space.
Who knows, maybe they slap on another compute die lol. (kidding, I highly doubt their data buses can handle such an expansion without major rework.)
Posted on Reply
#8
kondamin
NhonhoWhen the main components of a processor (the cores, memory controller, iGPU, and PCIe controller) are placed on separate dies, the communication latency between them increases significantly. As a result, any performance gains from the individual components are diminished. This reduces the performance-per-watt of the entire chip, necessitating higher clock speeds to compensate for the high internal communication latencies—not to mention the need to include a large (and expensive) amount of cache memory to offset those same latencies.

Why don't they make CPUs as simple and efficient as this?
"Cheap" chiplets on a very fast foveros fabric
Posted on Reply
#9
AntiX3DGlazer
kondaminweird they are using tsmc for mobile chips, where 18a is supposed to be great at thermals
Most of the active silicon is actually 18A-P, only the graphics tile (Intel 3) and the compute tile (N2P) aren't.
Posted on Reply
#10
kondamin
AntiX3DGlazerMost of the active silicon is actually 18A-P, only the graphics tile (Intel 3) and the compute tile (N2P) aren't.
yeah, the tiles that see the most action
Posted on Reply
#11
Geddagod
GenericUsername2001It is interesting that the compute tiles will be on TSMC N2P, pretty much the same process Zen 6 cpu chiplets will be using. Will allow for some nice apples to apples comparisons on how good each company's actual designs are.
Let's not forget it also allows us a comparison with a bunch of ARM cores. Really exciting time for people who want to look at how x86 and arm match up on equal foundry footing for perf and area, if not power (different form factors).
XeonsNOpteronsIt just does not make sense to use the likely much more performant 18A-P on the peripheral tile and not the compute tile when they look pretty much the same area.
That's the issue, 18A-P is not likely much more performant.
kondaminyeah, the tiles that see the most action
Kinda telling abt how Intel sees how competitive 18AP is.
Ik Intel has publicly said they think 18AP is in between N2P and N3 PPA but I imagine for them to be going external, again, 18AP would be falling much more on the N3 side of that spectrum. Especially for perf.
Posted on Reply
#12
kondamin
GeddagodLet's not forget it also allows us a comparison with a bunch of ARM cores. Really exciting time for people who want to look at how x86 and arm match up on equal foundry footing for perf and area, if not power (different form factors).

That's the issue, 18A-P is not likely much more performant.

Kinda telling abt how Intel sees how competitive 18AP is.
Ik Intel has publicly said they think 18AP is in between N2P and N3 PPA but I imagine for them to be going external, again, 18AP would be falling much more on the N3 side of that spectrum. Especially for perf.
or they don't have the chips because yields aren't where they need to be to supply both server demand and mobile
Posted on Reply
#13
kazuviking
kondaminor they don't have the chips because yields aren't where they need to be to supply both server demand and mobile
Didn't intel abandoned TSMC and moved NVL production inhouse on 18A after not enough wafer capacity and sky high prices?
Posted on Reply
#14
Geddagod
kondaminor they don't have the chips because yields aren't where they need to be to supply both server demand and mobile
So they would rather fab the Hub (SOC) die on 18AP when they are supply limited rather than the compute tiles, if 18AP is supposedly better perf than going external? I remain skeptical.
kazuvikingDidn't intel abandoned TSMC and moved NVL production inhouse on 18A after not enough wafer capacity and sky high prices?
That's what one analyst report says, but the leakers (MLID, jaykihn) seem to think that's not true.
Besides the delay caused by doing this so close (half a yearish) to launch makes this even harder to believe.
Posted on Reply
#15
N/A
Because the BFC version is bigger, that lowers the yield and raises the demand, 18A is off the table for the CPU tile.
Posted on Reply
#16
thestryker6
Hyderzwonder these gonna get some big friggin cache lovin for the mobile variants :D
The current crop of rumors says no bLLC on mobile until RZL.
wNotyarDBut those dummies do look like a lot of wasted space.
On the top it's definitely to allow for different Graphics Tiles. On the bottom it was likely to account for bLLC parts (at minimum on the HX) even though they don't seem likely at this point.
NhonhoWhy don't they make CPUs as simple and efficient as this?
The same thing that's behind all disaggregation: cost.
XeonsNOpteronsIt just does not make sense to use the likely much more performant 18A-P on the peripheral tile and not the compute tile when they look pretty much the same area.
It absolutely does make sense if you take a step back and look at timelines. Intel undoubtedly made the decision to secure TSMC N2 capacity pretty early in the production life of 18A. It had variance issues into this year which means this was absolutely going on when that decision was made. There was also no guaranteed timeline on 18A-P being ready for full volume production. Given that the first high volume part which is supposed to come out using 18A-P is DMR it actually makes sense to run NVL tiles through that process node. The IO tiles do not need to meet the same strict requirements that a Compute or Graphics tile would, but they still get to test the node using CPU IP thanks to the LPE cores.
Posted on Reply
#17
XeonsNOpterons
thestryker6It absolutely does make sense if you take a step back and look at timelines. Intel undoubtedly made the decision to secure TSMC N2 capacity pretty early in the production life of 18A. It had variance issues into this year which means this was absolutely going on when that decision was made. There was also no guaranteed timeline on 18A-P being ready for full volume production. Given that the first high volume part which is supposed to come out using 18A-P is DMR it actually makes sense to run NVL tiles through that process node. The IO tiles do not need to meet the same strict requirements that a Compute or Graphics tile would, but they still get to test the node using CPU IP thanks to the LPE cores.
Actually, fair enough! DMR will be eating a ton of 18A-P production. Maybe the LPE cores will clock to 9GHz now XD (joking of course). We will see the official nodes later, maybe Intel uses 18A-P for the compute tiles for the 44 and 52 core flagships to get the highest performance, but that would mean split production between two nodes. Plus 18A and 18A-P are less dense than N2 so the tiles would be larger. Not impossible, but could make sense for getting an edge.
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