Intel Core i7-12800HX vs Intel Core i7-13650HX Comparison

Head-to-Head Benchmarks

The recorded data presents a surprisingly split picture between these two mobile processors. The Intel Core i7-12800HX claims more total benchmark wins (13) compared to the Intel Core i7-13650HX (10), but the margins and the nature of those wins tell a more complex story than a simple tally.

The most dramatic single result is in Cinebench R15 single-core, where the Core i7-13650HX dominates. Its score of 349 is 25.5% ahead of the i7-12800HX’s 260. This is a massive generational leap in lightly-threaded performance. The 3DMark single-thread test confirms this trend, with the 13650HX scoring 1015 versus 999, a 1.6% edge. However, the 12800HX counters in Cinebench R20 single-core, posting 1568 against the 13650HX’s 1514, a 3.6% advantage. This inconsistency suggests the benchmark versions themselves are sensitive to different architectural behaviors.

Multi-core results are equally contradictory. In Cinebench R23 multi-core, the 13650HX is the clear winner with 24580 points against 22456, an 8.6% margin. Yet in Cinebench R20 multi-core, the 12800HX wins with 11111 versus 10731, a 3.5% difference. The R15 multi-core test shows the largest single delta in the entire comparison: the 12800HX scores 3383 versus 2477, a massive 36.6% advantage. The 3DMark 8-thread test also favors the 12800HX by 7.2% (6292 to 5871), and the max-thread test gives it a 4.3% lead (9119 to 8741). Yet the 13650HX wins the 16-thread test, 8060 to 7889, a 2.1% margin.

The PassMark suite is almost exclusively in the 12800HX’s favor. It wins floating point math (82122 vs 75643, an 8.6% edge), integer math (109968 vs 102929, a 6.8% edge), prime number finding (108 vs 103, a 4.9% edge), and random string sorting (42453 vs 41162, a 3.1% margin). The 12800HX also leads in extended instructions by 2.7%, multithread by 2.9%, data encryption by 1.5%, and data compression by 0.9%. The 13650HX only manages a near-tie in PassMark physics, winning by 0.1% (1745 vs 1743).

Where Each One Wins

The data points to the i7-13650HX being the stronger option for single-threaded responsiveness and certain synthetic multi-core loads. The consistent wins in the single-core Cinebench and 3DMark tests, alongside the decisive R23 multi-core victory, make it the pick for applications that are not heavily parallelized or that scale well with higher clock speeds and newer core architecture. The 47.8% lead in Cinebench R23 single-core is a clear indicator of its per-thread efficiency advantage.

Conversely, the i7-12800HX is the champion of heavily parallel, broad-thread workloads. Its wins in the 8-thread and max-thread 3DMark tests, plus the enormous 36.6% lead in Cinebench R15 multi-core, show that it manages a larger number of simultaneous threads more effectively. The PassMark suite reinforces this, as the 12800HX wins the majority of compute-heavy and memory-intensive tests by meaningful margins. For tasks like data compression, floating point math, and integer sorting, the 12800HX is consistently ahead, with margins ranging from 0.9% to 8.6%.

The data also shows that the 13650HX occasionally loses in multi-core scenarios despite its newer architecture. Its loss in Cinebench R20 multi-core by 3.5% and R15 multi-core by 36.6% suggests the 12800HX’s higher core count (16 vs 14) provides a substantial advantage when all cores are active. The 13650HX wins in the 16-thread 3DMark test but loses the 8-thread and max-thread versions, which is a peculiar divergence suggesting that the 13650HX might hit a performance ceiling at the highest thread counts.

Architecture Differences

The two processors come from different Intel generations. The i7-12800HX is built on the Alder Lake architecture, while the i7-13650HX uses Raptor Lake. Both are fabricated on a 10 nm process at Intel, but the die sizes differ: the 12800HX has a 215 mm² die, while the 13650HX is physically larger at 257 mm².

The most obvious difference is in core and thread counts. The 12800HX has 16 cores and 24 threads, whereas the 13650HX has 14 cores and 20 threads. This means the 12800HX has two more physical cores and four more threads available for parallel tasks. The cache hierarchy also differs. Both have an 80 KB L1 cache per core, but the L2 cache per core is larger on the 13650HX at 2 MB versus 1.25 MB on the 12800HX. The shared L3 cache is slightly smaller on the 13650HX: 24 MB versus 25 MB on the 12800HX.

Clock speeds are another distinguishing factor. The 12800HX has a base clock of 2.00 GHz and a boost clock of 4.80 GHz. The 13650HX has a higher base clock of 2.60 GHz and a higher boost clock of 4.90 GHz. This partially explains the 13650HX’s single-thread dominance.

There are also differences in integrated graphics and memory support. The 12800HX ships with UHD Graphics 770, while the 13650HX uses UHD Graphics 710. The 12800HX does not support ECC memory, but the 13650HX does. Both support DDR4 and DDR5 memory in dual-channel mode, and both use the same Intel BGA 1964 socket with PCIe Gen 5 (20 Lanes). The 13650HX is a newer release, launched in January 2023, whereas the 12800HX was released in May 2022.

FAQ

Q: Which processor is better for single-threaded performance?

A: The Intel Core i7-13650HX, based on the data. It wins the Cinebench R15 single-core test by 25.5% (349 vs 260), the 3DMark single-thread test by 1.6% (1015 vs 999), and the PassMark single-thread test by 1.5% (3769 vs 3711). The 13650HX also leads by 47.8% in Cinebench R23 single-core (3470 vs 1812).

Q: Which CPU has more cores?**

A: The Intel Core i7-12800HX has 16 cores and 24 threads. The Intel Core i7-13650HX has 14 cores and 20 threads.

Q: Is the newer Raptor Lake design always faster?**

A: No. The data shows the 13650HX wins in some multi-core tests (Cinebench R23 by 8.6%) but loses in others (Cinebench R15 multi-core by 36.6% and R20 multi-core by 3.5%). The 12800HX also dominates the PassMark suite, winning 8 out of 10 tests.

Q: Do both processors have the same architecture?**

A: No. The i7-12800HX uses the Alder Lake architecture (Alder Lake-HX), while the i7-13650HX uses the Raptor Lake architecture (Raptor Lake-HX). Both are fabricated on a 10 nm process.

Q: Which processor has a larger L3 cache?**

A: The Intel Core i7-12800HX has a larger shared L3 cache of 25 MB, compared to the 24 MB on the Core i7-13650HX.

Q: Can both processors use the same memory types?**

A: Yes, both support DDR4 and DDR5 memory in a dual-channel configuration. The i7-13650HX also adds support for ECC memory, which the i7-12800HX does not have.

Specification Differences

| Specification | Intel Core i7-12800HX | Intel Core i7-13650HX |

| :--- | :--- | :--- |

| Architecture | Alder Lake | Raptor Lake |

| Cores | 16 | 14 |

| Threads | 24 | 20 |

| Base Clock | 2.00 GHz | 2.60 GHz |

| Boost Clock | 4.80 GHz | 4.90 GHz |

| L2 Cache | 1.25 MB (per core) | 2 MB (per core) |

| L3 Cache | 25 MB (shared) | 24 MB (shared) |

| Die Size | 215 mm² | 257 mm² |

| ECC Memory | No | Yes |

| Integrated Graphics | UHD Graphics 770 | UHD Graphics 710 |

| Release Date | 2022-05-09 | 2023-01-03 |

| Part Number | SRLGL | SRMED |

The Verdict

The data paints a nuanced picture for potential buyers. The Intel Core i7-13650HX is the superior choice for single-threaded performance and for tasks that rely on high clock speeds and low latency. Its 20.3% lead in Cinebench R23 single-core and its better performance in the 3DMark single-thread test make it a strong pick for lightly-threaded applications like older games or basic office work.

However, the Intel Core i7-12800HX is the more capable processor for heavily multithreaded scenarios. The data shows it wins 13 of the 23 comparison tests, including the most demanding multi-core and PassMark workloads. The 36.6% margin in Cinebench R15 multi-core and the 6.8% lead in PassMark integer math suggest that users running video rendering, 3D modeling, or data analysis would benefit from the 12800HX’s additional cores and threads.

The 12800HX’s win in 8-thread and max-thread 3DMark tests, while losing the 16-thread test, indicates it handles extremely high thread counts without the same performance drop-off. The 13650HX, despite its higher boost clock of 4.90 GHz, cannot overcome the core-count deficit in these cases. The choice ultimately depends on whether the user prioritizes single-thread speed (choose the 13650HX) or maximum parallel throughput (choose the 12800HX).