Intel Core 9 270H vs Intel Core i9-12950HX Comparison

The Intel Core i9-12950HX and Intel Core 9 270H are two mobile processors that, despite their generational gap, land in the same performance tier. Benchmark data shows the i9-12950HX wins 14 of 17 head-to-head comparisons, yet the Core 9 270H counters with a significant single-thread advantage. The overall average benchmark scores are nearly identical, with the i9-12950HX at 42990 and the Core 9 270H at 42816, a difference of only 0.4%. The i9-12950HX edges out its rival in most multi-threaded and specialized workloads, while the Core 9 270H delivers a decisive lead in single-thread tests, making the choice dependent on the specific workload.

FAQ

Q: Which processor has the higher overall average benchmark score?

A: The Intel Core i9-12950HX has a slightly higher average benchmark score of 42990, compared to the Intel Core 9 270H's 42816. This places the i9-12950HX 0.4% ahead of the Core 9 270H.

Q: How many head-to-head benchmark comparisons does each processor win?

A: The Intel Core i9-12950HX wins 14 of the 17 head-to-head comparisons, while the Intel Core 9 270H wins only 3. This gives the i9-12950HX a dominant overall win rate.

Q: In which benchmark does the Intel Core 9 270H show its biggest advantage?

A: The Core 9 270H shows its largest lead in the passmark_single_thread test, scoring 4404 compared to the i9-12950HX's 3778. This represents a 14.2% advantage for the newer processor.

Q: What is the biggest margin of victory for the Intel Core i9-12950HX?

A: The i9-12950HX's largest win is in the passmark_find_prime_numbers test, where it scores 135 versus the Core 9 270H's 115. This is a substantial 17.4% difference.

Q: Do both processors use the same manufacturing process?

A: Yes, both the Intel Core i9-12950HX and the Intel Core 9 270H are built on a 10 nm process node at Intel's foundry. However, they use different architectures: Alder Lake for the i9-12950HX and Raptor Lake for the Core 9 270H.

Q: Are both processors unlocked for overclocking?

A: No, neither processor has an unlocked multiplier. Both the Intel Core i9-12950HX and the Intel Core 9 270H have the multiplierUnlocked field set to false.

Architecture Differences

The Intel Core i9-12950HX is built on the Alder Lake architecture, specifically the Alder Lake-HX codename, while the Intel Core 9 270H uses the Raptor Lake architecture with the Raptor Lake-H codename. This architectural difference is fundamental to their performance profiles. The i9-12950HX belongs to the Core i9 (Alder Lake-HX) generation, whereas the Core 9 270H is part of the Core 9 (Raptor Lake Refresh) generation.

The core configurations differ significantly. The i9-12950HX has 16 cores and 24 threads, while the Core 9 270H has 14 cores and 20 threads. This gives the older processor a two-core and four-thread advantage, which is likely a key factor in its multi-threaded benchmark wins. The L2 cache also differs, with the i9-12950HX featuring 1.25 MB per core and the Core 9 270H offering 2 MB per core. However, the shared L3 cache is larger on the i9-12950HX at 30 MB, compared to 24 MB on the Core 9 270H. Both processors have an 80 KB L1 cache per core.

The integrated graphics solutions are different as well. The i9-12950HX comes with UHD Graphics 770, while the Core 9 270H is equipped with Iris Xe Graphics 96EU. This indicates a generational shift in integrated graphics capabilities. Additionally, the i9-12950HX supports ECC memory, a feature not available on the Core 9 270H. The PCIe configuration also differs, with the i9-12950HX providing Gen 5 with 20 lanes (CPU only) versus the Core 9 270H's Gen 5 with 8 lanes (CPU only).

Where Each One Wins

The Intel Core i9-12950HX is the clear winner in multi-threaded and CPU-intensive workloads. It wins all three Cinebench multi-core tests (R15, R20, R23) with a 0.2% margin in each case. It also dominates in specialized tasks like data compression (1% ahead), data encryption (0.8% ahead), extended instructions (1.7% ahead), and find prime numbers (17.4% ahead). The i9-12950HX also wins in floating-point math, multithread, physics, and random string sorting. This makes it the better choice for rendering, video encoding, scientific computing, and any workload that leverages many cores and threads.

The Intel Core 9 270H wins decisively in single-thread performance. Its passmark_single_thread score of 4404 is 14.2% higher than the i9-12950HX's 3778. It also wins in integer math, scoring 110195 versus 109586, a 0.6% margin. These wins suggest the Core 9 270H is better suited for lightly-threaded applications, gaming, and tasks where per-core speed is more important than core count. The higher boost clock of 5.80 GHz on the Core 9 270H, compared to 5.00 GHz on the i9-12950HX, aligns with this single-thread advantage.

Specification Differences

The two processors differ in several key specifications. The core and thread counts are the most significant: the i9-12950HX has 16 cores and 24 threads, while the Core 9 270H has 14 cores and 20 threads. The base clock is lower on the i9-12950HX at 2.30 GHz, whereas the Core 9 270H has a base clock of 2.70 GHz. Conversely, the boost clock is higher on the Core 9 270H at 5.80 GHz compared to 5.00 GHz on the i9-12950HX.

The thermal design power (TDP) also differs, with the i9-12950HX rated at 55 W and the Core 9 270H at 45 W. The socket types are different: the i9-12950HX uses Intel BGA 1964, while the Core 9 270H uses Intel BGA 1744. The L2 and L3 cache sizes differ as noted, and the PCIe lane count is different (20 vs 8 lanes). The Core 9 270H lacks ECC memory support, which the i9-12950HX includes. Finally, the integrated graphics are different, and the release dates are distinct: the i9-12950HX was released in 2022-05-09, and the Core 9 270H was released in 2024-12-17.

Head-to-Head Benchmarks

The Cinebench tests show a consistent pattern. In cinebench_r15_multicore, the i9-12950HX scores 2712 versus 2707, a 0.2% win. The single-core R15 test is a tie at 382 points each, with the winner listed as the i9-12950HX due to a 0% delta. The R20 multicore test shows the i9-12950HX ahead at 11301 versus 11281, another 0.2% margin. The R20 single-core test is similarly close, with the i9-12950HX winning 1595 to 1592. In cinebench_r23_multicore, the i9-12950HX wins 26908 to 26861, and in the single-core test, it wins 3798 to 3792. These results demonstrate a narrow but consistent multi-thread and single-thread advantage for the i9-12950HX in Cinebench workloads.

The Passmark tests reveal a more varied picture. The i9-12950HX wins data compression (367930 vs 364399), data encryption (21395 vs 21223), extended instructions (22163 vs 21785), find prime numbers (135 vs 115), floating-point math (80402 vs 80299), multithread (31673 vs 31602), physics (2084 vs 1946), and random string sorting (41209 vs 40885). The margins range from a tight 0.1% in floating-point math to a commanding 17.4% in find prime numbers. The Core 9 270H wins integer math (110195 vs 109586) and both single-thread tests (4404 vs 3778), with the single-thread victory being the largest margin of any benchmark at 14.2%.

The Verdict

The data presents a clear split. The Intel Core i9-12950HX is the superior processor for multi-threaded and varied workloads. Its 14 wins out of 17 comparisons, combined with wins across all Cinebench multi-core tests and a 17.4% lead in prime number finding, make it the choice for users who run rendering, compilation, or scientific applications. The i9-12950HX also offers ECC memory support and a larger L3 cache, which can be critical for data integrity and certain professional tasks.

The Intel Core 9 270H is the pick for single-thread-centric applications. Its 14.2% lead in the passmark single-thread test and higher boost clock of 5.80 GHz give it a clear edge in gaming, everyday productivity, and software that relies on high per-core performance. The Core 9 270H also has a lower TDP of 45 W, which could translate to better battery life in a mobile context, though this is not directly benchmarked here.

In essence, the i9-12950HX is the multi-threaded workhorse, while the Core 9 270H is the single-thread sprinter. Given the overall benchmark scores are nearly identical, users should choose based on their primary workload. For heavily parallel tasks, the i9-12950HX offers consistent, if modest, advantages. For snappy single-thread response, the Core 9 270H is the clear winner. Both processors sit in the 91st percentile of all CPUs, indicating they are both high-performance options in the mobile space.