Intel Core i7-12800HX vs Intel Core i7-14701E Comparison

The Intel Core i7-12800HX and Intel Core i7-14701E occupy adjacent positions in the database, with average benchmark scores of 33875 and 33206 respectively, placing them in the 84th and 83rd percentiles of all CPUs. The 12800HX is a mobile Alder Lake part from 2022, while the 14701E is a desktop Raptor Lake refresh from 2024. Their performance profiles diverge sharply: the 12800HX wins 11 of 17 head-to-head tests, but the 14701E takes the single-thread crown.

Where Each One Wins

The 12800HX is the clear multi-threaded workhorse. It leads by 51.2% in Cinebench R15 multicore (3383 vs 2237), 47.8% in data encryption (21972 vs 14862), 45.6% in random string sorting (42453 vs 29158), 37% in data compression (387535 vs 282939), 35.2% in integer math (109968 vs 81325), 32.7% in floating point math (82122 vs 61873), 28.2% in extended instructions (23760 vs 18528), and 21% in PassMark multithread (31585 vs 26112). It also wins Cinebench R20 multicore by 19.2% (11111 vs 9321) and even R20 singlecore by 19.2% (1568 vs 1315). The 14701E, by contrast, dominates single-thread and latency-sensitive tasks. It wins Cinebench R23 singlecore by 42.2% (3133 vs 1812), PassMark find prime numbers by 38.6% (176 vs 108), PassMark physics by 27.3% (2399 vs 1743), Cinebench R15 singlecore by 17.5% (315 vs 260), and PassMark single-thread by 13.8% (4305 vs 3711). So for rendering, encoding, compression, and any workload that scales with core count, the 12800HX is the pick; for gaming, spreadsheet, and lightly threaded applications, the 14701E's higher boost clock and single-core performance win out.

Architecture Differences

Both chips are built on Intel's 10 nm process, but they represent different architectures. The 12800HX uses Alder Lake (codename Alder Lake-HX), while the 14701E uses Raptor Lake (codename Raptor Lake-R, part of the Raptor Lake Refresh). The 12800HX packs 16 cores and 24 threads, whereas the 14701E has 8 cores and 16 threads. Cache hierarchies differ: L1 is identical at 80 KB per core, but L2 is 1.25 MB per core on the 12800HX versus 2 MB per core on the 14701E, and L3 is 25 MB shared versus 33 MB shared. The 14701E has a larger die at 257 mm² compared to 215 mm². The 12800HX is a mobile part on Intel BGA 1964, while the 14701E is a desktop part on Intel Socket 1700. The 14701E supports ECC memory, the 12800HX does not. PCIe lane counts differ: 20 lanes on the 12800HX versus 16 on the 14701E. The 12800HX has an unlocked multiplier, the 14701E is locked. Both integrate UHD Graphics 770 and support DDR4 and DDR5 in dual-channel mode.

Head-to-Head Benchmarks

The largest margin in the entire comparison belongs to the 12800HX in Cinebench R15 multicore, where it scores 3383 against 2237, a 51.2% advantage. That gap reflects the core count difference: 16 cores versus 8. The 12800HX also shows a 47.8% lead in data encryption (21972 vs 14862) and a 45.6% lead in random string sorting (42453 vs 29158). In integer math, it posts 109968 versus 81325, a 35.2% edge. Floating point math goes 82122 to 61873, a 32.7% win. Extended instructions favor the 12800HX by 28.2% (23760 vs 18528). PassMark multithread shows 31585 vs 26112, a 21% lead. Cinebench R20 multicore is 11111 vs 9321, a 19.2% win, and R20 singlecore is also 19.2% in favor of the 12800HX (1568 vs 1315). The 14701E's biggest win is Cinebench R23 singlecore, where it scores 3133 against 1812, a 42.2% advantage. It also wins PassMark find prime numbers by 38.6% (176 vs 108) and PassMark physics by 27.3% (2399 vs 1743). Cinebench R15 singlecore goes to the 14701E at 315 vs 260, a 17.5% margin, and PassMark single-thread is 4305 vs 3711, a 13.8% win. The only close contest is Cinebench R23 multicore, where the 12800HX edges ahead by 1.2% (22456 vs 22195).

Specification Differences

The two CPUs differ in nearly every specification that matters. Core count: 16 vs 8. Threads: 24 vs 16. Base clock: 2000 MHz vs 2600 MHz. Boost clock: 4.80 GHz vs 5.40 GHz. TDP: 55 W vs 65 W. Socket: BGA 1964 vs Socket 1700. Architecture: Alder Lake vs Raptor Lake. Codename: Alder Lake-HX vs Raptor Lake-R. Generation: Core i7 (Alder Lake-HX) vs Core i7 (Raptor Lake Refresh). Die size: 215 mm² vs 257 mm². L2 cache: 1.25 MB per core vs 2 MB per core. L3 cache: 25 MB vs 33 MB. ECC support: no vs yes. PCIe lanes: 20 vs 16. Market segment: Mobile vs Desktop. Release date: 2022-05-09 vs 2024-06-30. Launch MSRP: $457 for the 12800HX (the 14701E has no recorded launch MSRP). Multiplier: unlocked vs locked. Part number: SRLGL vs Q49FSRNJK. Both share the same L1 cache, process node, foundry, memory support, memory bus, integrated graphics, and production status.

FAQ

Q: Which CPU has more cores and threads?

A: The Intel Core i7-12800HX has 16 cores and 24 threads, while the Intel Core i7-14701E has 8 cores and 16 threads.

Q: Which CPU has the higher boost clock?

A: The Intel Core i7-14701E boosts to 5.40 GHz, compared to 4.80 GHz on the 12800HX.

Q: Does the 14701E support ECC memory?

A: Yes, the 14701E has ECC memory support; the 12800HX does not.

Q: Which CPU is better for single-threaded workloads?

A: The 14701E wins all single-thread tests in the head-to-head, including Cinebench R23 singlecore (3133 vs 1812) and PassMark single-thread (4305 vs 3711).

Q: Which CPU has the larger L3 cache?

A: The 14701E has 33 MB shared L3, while the 12800HX has 25 MB.

Q: Which CPU is unlocked for overclocking?

A: The 12800HX has an unlocked multiplier; the 14701E is locked.

The Verdict

The data points to a clear split. The Intel Core i7-12800HX is the choice for multi-threaded, throughput-heavy tasks: it wins 11 of 17 head-to-head tests, with leads exceeding 30% in several PassMark workloads and a 51.2% margin in Cinebench R15 multicore. Its 16 cores and 24 threads, combined with a 55 W TDP, make it a strong mobile option for content creation, compilation, and data processing. The Intel Core i7-14701E, on the other hand, is a desktop part with a higher boost clock (5.40 GHz), larger L3 cache (33 MB), ECC support, and a locked multiplier. It wins every single-thread test, including a 42.2% lead in Cinebench R23 singlecore, making it better suited for gaming, lightly threaded applications, and environments that require ECC memory. The 12800HX also holds a slight edge in average benchmark score (33875 vs 33206) and percentile (84 vs 83), but the 14701E's single-thread dominance and desktop features may be more relevant for many users. Choose the 12800HX for maximum parallel performance on the move; choose the 14701E for high-frequency single-thread work and ECC reliability in a desktop build.