Intel Core i7-12850HX vs Intel Core i7-14700T Comparison

The Intel Core i7-14700T and Intel Core i7-12850HX sit remarkably close in overall average benchmark scores, with the 14700T posting 41,914 against the 12850HX’s 41,779—a razor-thin 0.3% gap. Both chips occupy the 88th percentile among all CPUs, and the data shows they trade blows across different workloads. The 14700T wins 11 of the 17 head-to-head comparisons, while the 12850HX takes 6, but the margin of victory tells a more nuanced story than the win count alone. This is a matchup defined by extremes: one chip dominates single-threaded and long-duration multi-core tests, while the other edges ahead in latency-sensitive and vectorized workloads.

Head-to-Head Benchmarks

The single most dramatic divergence appears in Cinebench R23 single-core, where the 14700T scores 3,667 against the 12850HX’s 1,720.5—a staggering 113.1% advantage. This is not a small lead; it is a doubling of performance. The same pattern repeats in Cinebench R15 single-core, with the 14700T at 369 versus 260.5, a 41.7% delta. The 14700T’s 5.20 GHz boost clock versus the 12850HX’s 4.80 GHz explains part of this, but the architectural refresh from Alder Lake to Raptor Lake clearly delivers more instructions per clock in lightly threaded scenarios.

Multi-core results are equally lopsided in Cinebench R23, where the 14700T scores 25,980 versus 16,301.5—a 59.4% lead. This is the largest multi-core gap in the entire benchmark set. The 14700T’s 20 cores and 28 threads outnumber the 12850HX’s 16 cores and 24 threads, and that core advantage shows up most clearly in this sustained all-core workload. However, in Cinebench R15 multi-core, the 12850HX actually wins 2,679 to 2,618, a 2.3% edge. The R15 test is shorter and may favor the 12850HX’s higher 55W TDP for brief bursts before thermal constraints set in. In Cinebench R20 multi-core, the two are effectively tied at 10,911 versus 10,907, a 0% delta.

PassMark tests reveal a different competitive landscape. The 12850HX wins data compression 365,829 to 354,216 (3.2% ahead), extended instructions 22,227 to 20,052 (9.8% ahead), floating point math 79,337 to 79,042 (0.4% ahead), multithread 30,627 to 30,571 (0.2% ahead), and random string sorting 40,327 to 38,546 (4.4% ahead). These are all modest margins, but they cluster around memory bandwidth and SIMD-friendly operations. The 12850HX’s 20 PCIe Gen 5 lanes versus the 14700T’s 16, combined with its different L2 cache topology (1.25 MB per core versus 2 MB per core), may influence these results.

The 14700T counters in integer math 113,854 to 108,076 (5.3% ahead), find prime numbers 145 to 111 (30.6% ahead), physics 1,946 to 1,813 (7.3% ahead), data encryption 21,277 to 21,120 (0.7% ahead), and both single-thread PassMark tests 3,905 to 3,683 (6% ahead). The prime number test is particularly notable—a 30.6% lead suggests the 14700T’s larger L3 cache (33 MB versus 25 MB) helps with iterative integer workloads.

Where Each One Wins

Looking at the benchmark distribution, the 14700T is the clear choice for single-threaded responsiveness and long-running multi-core productivity. Its Cinebench R23 single-core score of 3,667 is not just ahead of the 12850HX; it is in a different performance tier, making it better suited for applications where a single thread drives the user interface or where compilation and rendering jobs scale across many cores for extended periods. The 59.4% lead in R23 multi-core solidifies this—any workload that pegs all cores for minutes will finish substantially faster on the 14700T.

The 12850HX wins where the workload involves short bursts, vectorized math, or memory-heavy data manipulation. Its wins in data compression, extended instructions, floating point math, and random string sorting all point to scenarios involving large datasets, encryption algorithms, or scientific computing that leverages SIMD instructions. The 12850HX’s 9.8% lead in extended instructions is its largest PassMark win, indicating it handles AVX-style workloads better. The multithread score of 30,627 versus 30,571 is essentially a tie, but the 12850HX’s ability to match the 14700T there despite having 4 fewer cores and 4 fewer threads suggests higher per-core throughput in certain parallel scenarios.

For gamers or users of latency-sensitive desktop apps, the 14700T’s single-thread dominance (113.1% in R23 single-core) makes it the obvious pick. For users running compression tools, spreadsheets with heavy math, or code that exploits extended instruction sets, the 12850HX’s wins matter more. The data also shows the 12850HX wins the shorter R15 multi-core test, which may indicate better burst performance before thermal throttling—relevant for quick tasks like video transcoding a short clip or exporting a small project.

FAQ

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

A: The Intel Core i7-14700T edges out the 12850HX with an average benchmark score of 41,914 versus 41,779, a 0.3% difference. Both sit at the 88th percentile among all CPUs.

Q: How large is the single-core performance gap?

A: The 14700T leads by 113.1% in Cinebench R23 single-core (3,667 versus 1,720.5) and by 41.7% in Cinebench R15 single-core (369 versus 260.5). In PassMark single-thread, the lead is 6% (3,905 versus 3,683).

Q: Does the 12850HX win any multi-core tests?

A: Yes, it wins Cinebench R15 multi-core by 2.3% (2,679 versus 2,618) and PassMark multithread by 0.2% (30,627 versus 30,571). The 14700T wins Cinebench R23 multi-core by 59.4% and R20 multi-core by 0%.

Q: Which CPU is better for data compression workloads?

A: The 12850HX scores 365,829 in PassMark data compression versus the 14700T’s 354,216, a 3.2% advantage. This is one of the 12850HX’s consistent wins.

Q: What about encryption and integer math?

A: The 14700T wins data encryption by 0.7% (21,277 versus 21,120) and integer math by 5.3% (113,854 versus 108,076). It also wins find prime numbers by 30.6% (145 versus 111).

Q: Do both CPUs support the same memory and graphics?

A: Both support DDR4 and DDR5 memory with dual-channel buses, both have ECC memory support, and both integrate UHD Graphics 770. They differ in PCIe lanes: the 12850HX has 20 Gen 5 lanes while the 14700T has 16.

Specification Differences

The two chips differ fundamentally in core count and configuration. The 14700T has 20 cores and 28 threads, while the 12850HX has 16 cores and 24 threads—a 4-core and 4-thread advantage for the newer part. Clock speeds also diverge: the 14700T runs at a 1.30 GHz base clock but boosts to 5.20 GHz, whereas the 12850HX has a higher 2.10 GHz base clock but a lower 4.80 GHz boost. The TDP figures are striking: the 14700T is rated at 35W, while the 12850HX draws 55W, meaning the 14700T achieves higher boost clocks and better multi-core scores while consuming 20W less at the rated TDP.

Socket and platform differences are significant. The 14700T uses Intel Socket 1700 and is a desktop part, while the 12850HX uses Intel BGA 1964 and is a mobile part. This means the 14700T is designed for socketed desktop motherboards, while the 12850HX is soldered into laptops. The multiplier is locked on the 14700T but unlocked on the 12850HX, though the latter’s mobile platform limits practical overclocking. The 12850HX also has more PCIe lanes at 20 Gen 5 lanes versus the 14700T’s 16.

Cache hierarchies differ notably. Both share 80 KB of L1 cache per core, but the L2 cache is 2 MB per core on the 14700T versus 1.25 MB per core on the 12850HX. The L3 cache is 33 MB shared on the 14700T versus 25 MB shared on the 12850HX—an 8 MB difference that likely contributes to the 14700T’s lead in cache-sensitive integer workloads. Die size also differs: the 14700T measures 257 mm² versus 215 mm² for the 12850HX, reflecting the larger core and cache count. The 14700T launched on 2024-01-07 with a launch MSRP of $384, while the 12850HX launched on 2022-05-09 with a launch MSRP of $428.

Architecture Differences

The 14700T is built on Raptor Lake architecture, specifically the Raptor Lake-R codename within the Core 14th Gen series. The 12850HX uses Alder Lake architecture, codenamed Alder Lake-HX within the Core 12th Gen series. Both are fabricated on Intel’s 10 nm process node at Intel’s foundry, so the process technology is identical—the performance differences come from architectural refinements rather than node shrinks.

Raptor Lake refresh brings improvements to the core microarchitecture that explain the 14700T’s massive single-thread advantage. The 113.1% lead in Cinebench R23 single-core cannot be explained by clock speed alone (5.20 GHz versus 4.80 GHz is only an 8.3% difference); it points to deeper instruction-level parallelism, better branch prediction, or improved execution units in the newer design. The 14700T also benefits from more L2 cache per core (2 MB versus 1.25 MB) and more L3 cache (33 MB versus 25 MB), which reduces memory latency for frequently accessed data.

The 12850HX, despite being older, has a higher base clock of 2.10 GHz versus 1.30 GHz. This gives it an advantage in short, bursty workloads where the CPU cannot sustain turbo boost for long. The 55W TDP versus 35W also means the 12850HX has more thermal headroom for brief all-core boosts, which may explain its win in Cinebench R15 multi-core. However, the 14700T’s architectural efficiency allows it to sustain higher all-core performance over longer periods, as shown by the 59.4% lead in Cinebench R23 multi-core.

Both chips share the same integrated graphics (UHD Graphics 770), memory support (DDR4 and DDR5 dual-channel), and ECC capability. The PCIe differences (20 lanes versus 16 lanes on the 12850HX) suggest the mobile chip is designed to connect more peripherals directly, while the desktop part relies on the motherboard chipset for additional connectivity. The 12850HX’s unlocked multiplier is unusual for a mobile part and suggests Intel positioned it for enthusiast laptops, while the 14700T’s locked multiplier indicates a mainstream desktop focus.

The Verdict

The data presents a clear split: the Intel Core i7-14700T is the superior processor for almost every compute-heavy scenario, but the Intel Core i7-12850HX holds specific advantages that matter in niche workloads. If the priority is single-threaded application responsiveness, long multi-core rendering, or integer-heavy computation, the 14700T wins decisively—the 113.1% lead in Cinebench R23 single-core and 59.4% lead in R23 multi-core are not marginal, they are generational leaps. The 14700T also achieves this while consuming 35W versus 55W, making it more power-efficient in absolute terms.

The 12850HX is the better choice for users who need vectorized math, data compression, or floating-point throughput. Its wins in extended instructions (9.8% ahead), data compression (3.2% ahead), and random string sorting (4.4% ahead) indicate that its older Alder Lake architecture handles SIMD and memory-streaming workloads slightly better. The 12850HX also has more PCIe lanes (20 versus 16), which matters for laptops with multiple NVMe drives or external GPU enclosures.

The average benchmark scores are within 0.3% of each other, so neither chip is categorically "better." The 14700T’s 11 wins versus the 12850HX’s 6 wins suggest the former is more versatile, but the 12850HX’s wins are concentrated in areas that some professional users will value highly. Buyers on desktop platforms should choose the 14700T for its superior single-thread and sustained multi-core performance. Users constrained to mobile platforms should know that the 12850HX, while older, still matches the 14700T in multithread PassMark and beats it in extended instructions, making it a viable choice for specific scientific or data-processing workloads. The 14700T’s lower TDP and higher boost clock make it the more future-proof option, but the 12850HX’s higher base clock and unlocked multiplier offer flexibility that some enthusiasts will prefer.