Key Highlights

• Samsung Galaxy S27 Ultra could use Qualcomm’s Snapdragon 8 Elite Gen 6 Pro, which reportedly features a less effective version of Samsung’s HPB cooling technology.
• A new leak claims Qualcomm’s Snapdragon 8 Elite Gen 6 Pro uses Samsung-inspired HPB cooling technology.
• The implementation is reportedly less effective than Samsung’s Exynos version.
• Samsung is expected to further improve cooling on the Exynos 2700 with a redesigned Heat Path Block.

Samsung’s Exynos chips were once criticized for overheating and poor efficiency. Now, the situation appears to be changing dramatically. A new leak suggests that Qualcomm may be adopting a cooling feature first introduced by Samsung, but the implementation might not work as well on the upcoming Snapdragon 8 Elite Gen 6 Pro.

If accurate, the report could have implications for the Galaxy S27 Ultra, which is expected to use Qualcomm’s flagship chipset globally. More importantly, it highlights how Samsung’s Exynos division may have finally turned a former weakness into a competitive advantage.

Why Is Samsung’s Heat Path Block Suddenly Important?

The story begins with the Exynos 2600, Samsung’s latest flagship processor.

To address long-standing thermal concerns, Samsung introduced a copper cooling component called the Heat Path Block, or HPB. Instead of relying solely on traditional cooling methods, Samsung placed the HPB directly above the processor. This design allows heat to move away from the chip more efficiently and spread across a larger area.

The company also repositioned memory components to maximize direct contact between the processor and the heat sink.

According to reports, the result was a processor that operated significantly cooler than its predecessor. That improvement helped reshape perceptions around Exynos, which had spent years battling criticism over heat management and power efficiency.

For Samsung, the HPB became more than a cooling solution. It became proof that the company could innovate at the silicon level.

What Does the Leak Say About the Samsung Galaxy S27 Ultra?

According to tipster Reptalica, Qualcomm’s upcoming Snapdragon 8 Elite Gen 6 Pro will include an HPB-style cooling system similar to the one found in Samsung’s Exynos processors.

However, the tipster claims Qualcomm’s implementation is “not as effective” as Samsung’s approach.

While the source did not explain the exact reason, the statement suggests Qualcomm may be using a first-generation version of the technology, while Samsung is already moving ahead with a more advanced design.

That distinction could matter.

The Samsung Galaxy S27 Ultra is widely expected to feature the Snapdragon 8 Elite Gen 6 Pro. If Samsung’s Exynos-powered devices benefit from superior thermal performance, it would mark a rare shift in the long-running Snapdragon versus Exynos debate.

Historically, Snapdragon chips often enjoyed an edge in efficiency and sustained performance. This leak hints that Samsung may be narrowing that gap from a thermal management perspective.

How Is Samsung Improving Exynos 2700 Cooling?

Samsung reportedly has no plans to stop with the original HPB design.

The next-generation Exynos 2700 is expected to introduce an upgraded Side-by-Side architecture. In this layout, the processor and DRAM sit next to each other rather than being stacked.

A second-generation Heat Path Block will then cover both components.

This approach could remove heat from not only the processor but also the memory modules. Since memory can generate significant heat during AI workloads, gaming sessions, and heavy multitasking, the redesign may improve overall device stability and sustained performance.

The Exynos 2700 is also expected to use Samsung Foundry’s enhanced SF2P 2nm manufacturing process. Reports suggest the node could improve performance while reducing power consumption compared to the current generation.

Combined with the upgraded HPB system, Samsung appears to be making thermal efficiency a major focus.

Snapdragon 8 Elite Gen 6 Pro Could Bring Major Upgrades Elsewhere

Cooling may not be the only story surrounding Qualcomm’s next flagship chipset.

The Snapdragon 8 Elite Gen 6 Pro is rumored to support LPDDR6 memory while maintaining compatibility with LPDDR5X. LPDDR6 could nearly double memory bandwidth, helping AI features, graphics processing, and multitasking workloads.

The chipset is also expected to feature a new 2+3+3 CPU architecture. Reports point to two high-performance Phoenix Prime cores, three performance cores, and three efficiency-focused cores.

Qualcomm may also increase L2 cache to 16MB, which could help reduce latency and improve responsiveness across demanding tasks.

Additionally, a lower-cost variant is rumored to arrive with reduced clock speeds and one disabled performance core. This version could allow more affordable flagship phones to access next-generation Snapdragon technology without paying premium prices.

What Does This Mean for Galaxy S27 Buyers?

At this stage, the information remains based on leaks and tipster claims. Samsung and Qualcomm have not confirmed any of these details.

Still, the report highlights an unexpected trend. Samsung’s Exynos division is no longer being discussed solely as an alternative to Snapdragon. Instead, it is increasingly being viewed as a source of innovation that competitors may want to adopt.

If the leak proves accurate, the Galaxy S27 Ultra could deliver tremendous performance through the Snapdragon 8 Elite Gen 6 Pro. However, Samsung’s own Exynos-powered devices may hold an edge in thermal management thanks to a more mature and advanced Heat Path Block implementation.

For years, Samsung chased Qualcomm in performance and efficiency. The Galaxy S27 Ultra leak suggests the race may now be much closer than many expected.