Intel Core i5-14450HX vs Intel Core i7-13705H Comparison

The Intel Core i7-13705H and Intel Core i5-14450HX are near-identical in overall average benchmark score, differing by just 0.1% (32076 vs 32040), yet they achieve parity through very different performance profiles. The i5-14450HX dominates in Cinebench tests across the board, while the i7-13705H wins most PassMark workloads. The data suggests the i5-14450HX is the better choice for rendering and content creation, while the i7-13705H suits mixed productivity and scientific computing. The i5 wins 11 of 17 head-to-head benchmarks, but the i7's wins are often by larger margins. Both CPUs sit at the 82nd percentile among all CPUs, making them equally competitive in the broader market.

The Verdict

The benchmark data shows a clear split: the Intel Core i5-14450HX is the superior choice for multi-threaded rendering workloads, winning every Cinebench test by a consistent 20.4% margin. In Cinebench R23 multi-core, it scores 20108 versus the i7-13705H's 15998, a substantial lead that directly translates to faster video exports and 3D rendering. For single-core performance, the i5-14450HX also leads, posting 2838 in Cinebench R23 single-core versus 2258 for the i7, a 20.4% advantage that benefits everyday responsiveness and lightly-threaded applications.

The Intel Core i7-13705H, however, is the pick for users running mixed workloads that stress memory bandwidth and integer operations. It wins PassMark integer math by 9.7% (85927 vs 78330), floating-point math by 8.7% (63064 vs 58037), and physics simulation by a massive 25.7% (1854 vs 1475). Its 14 cores and 20 threads provide an edge in highly parallel tasks that don't rely on peak clock speeds, such as data encryption (winning by 4.8%) and prime number finding (winning by 18.4%). The i7 also edges out the i5 in PassMark multi-thread score, 24460 vs 23680, a 3.3% win.

For general users, the i5-14450HX's single-thread advantage (3643 vs 3483 in PassMark single-thread, a 4.4% lead) makes it feel snappier in daily tasks. The i5 also wins data compression (278538 vs 273720) and random string sorting (29565 vs 29285), though those margins are under 2%. Ultimately, the i5-14450HX is the better all-rounder for most users, but the i7-13705H is specifically better for physics simulation and integer-heavy workloads. The i5's higher TDP (55W vs 45W) suggests it can sustain its performance in larger chassis, while the i7 is more suited to thinner systems.

Architecture Differences

Both processors are built on Intel's Raptor Lake architecture and share the same 10nm process node and 257 mm² die size, but they diverge in core configuration and platform support. The i7-13705H is a Raptor Lake-H part with 14 cores and 20 threads, while the i5-14450HX is a Raptor Lake-HX Refresh with 10 cores and 16 threads. The core count difference is significant: the i7 has 4 more cores and 4 more threads, yet the i5 wins in most benchmarks due to higher boost clocks and a more power-hungry design.

Cache allocation differs notably. The i7-13705H has 24 MB of shared L3 cache, while the i5-14450HX has 20 MB. Both have 80 KB L1 per core and 2 MB L2 per core, so the i7's extra 4 MB of L3 helps in large data sets. The i7 also has a higher boost clock at 5.00 GHz, but the i5's base clock is the same at 2.40 GHz. The i5's boost clock is 4.80 GHz, which is lower than the i7's, yet it still wins single-core tests, suggesting the i5's core architecture is more efficient per clock or that it sustains boost better.

Platform differences are substantial. The i7-13705H uses the Intel BGA 1744 socket and has 8 PCIe Gen 5 lanes (CPU only), while the i5-14450HX uses the Intel BGA 1964 socket and doubles that to 16 PCIe Gen 5 lanes. The i5 also supports ECC memory (true), whereas the i7 does not (false). Both support DDR4 and DDR5 in dual-channel mode. Integrated graphics differ: the i7 has Iris Xe Graphics 96EU, while the i5 has UHD Graphics 710, indicating the i7 is better for light gaming without a discrete GPU.

The i5-14450HX has an unlocked multiplier, making it overclockable, while the i7-13705H is locked. The i7 was released in January 2023 with a launch MSRP of $502; the i5 was released in January 2024 and has no listed launch MSRP. Both are active production parts for mobile, but the i5's higher TDP (55W vs 45W) suggests it is designed for larger gaming laptops, while the i7 targets thinner ultrabooks.

FAQ

Q: Which CPU is faster in multi-core rendering?

A: The Intel Core i5-14450HX wins all three Cinebench multi-core tests by 20.4%. In Cinebench R23 multi-core, it scores 20108 versus the i7-13705H's 15998, making it the clear choice for video editing and 3D rendering.

Q: Does the i7-13705H ever win in benchmarks?

A: Yes, the i7-13705H wins 6 of 17 head-to-head tests, including PassMark physics (1854 vs 1475, a 25.7% lead), integer math (85927 vs 78330, 9.7%), and floating-point math (63064 vs 58037, 8.7%). It also wins data encryption (16324 vs 15574, 4.8%).

Q: Is the i5-14450HX better for single-threaded tasks?

A: The data indicates yes. The i5 wins Cinebench R23 single-core by 20.4% (2838 vs 2258) and PassMark single-thread by 4.4% (3643 vs 3483). This makes it better for everyday applications that rely on one or two cores.

Q: How do these CPUs compare in overall average score?

A: They are virtually tied. The i7-13705H has an average benchmark score of 32076, while the i5-14450HX has 32040, a difference of only 0.1%. Both rank at the 82nd percentile among all CPUs.

Q: Which CPU has more cores and threads?

A: The i7-13705H has 14 cores and 20 threads, compared to the i5-14450HX's 10 cores and 16 threads. Despite this, the i5 wins most benchmarks, indicating its higher power envelope and clock behavior are more impactful.

Q: Are there differences in PCIe support?

A: Yes, the i5-14450HX supports 16 PCIe Gen 5 lanes (CPU only), while the i7-13705H supports only 8 lanes. This gives the i5 an advantage for connecting multiple high-speed NVMe drives or a faster discrete GPU.

Specification Differences

The two CPUs differ in several key specifications. The i7-13705H has 14 cores and 20 threads, while the i5-14450HX has 10 cores and 16 threads. The i7's boost clock is 5.00 GHz, higher than the i5's 4.80 GHz, but both share a 2.40 GHz base clock. TDP differs: the i7 is rated at 45W, while the i5 is rated at 55W, a 10W difference that affects thermal design.

Socket and platform support diverge: the i7 uses Intel BGA 1744, while the i5 uses Intel BGA 1964. PCIe lanes vary, with the i7 providing 8 Gen 5 lanes and the i5 providing 16 Gen 5 lanes. ECC memory support is exclusive to the i5 (true), while the i7 does not support it (false). Integrated graphics differ: the i7 includes Iris Xe Graphics 96EU, while the i5 has UHD Graphics 710.

Cache configuration differs in L3: the i7 has 24 MB shared, while the i5 has 20 MB shared. L1 (80 KB per core) and L2 (2 MB per core) are identical. The i7 has a locked multiplier, while the i5 is unlocked for overclocking. The i7 was released on January 3, 2023, with a launch MSRP of $502; the i5 was released on January 7, 2024, with no launch MSRP listed. The i7 has part number SRMHV, while the i5 has SRMXK.

Head-to-Head Benchmarks

The most striking pattern in the data is the i5-14450HX's complete dominance in Cinebench tests. Across all six Cinebench benchmarks (R15, R20, R23, each in single and multi-core), the i5 wins by exactly 20.4%. This consistency suggests a fundamental performance advantage in sustained rendering workloads. In Cinebench R23 multi-core, the i5 scores 20108 versus the i7's 15998, a gap of 4110 points. In single-core R23, the i5 posts 2838 versus 2258, a 580-point lead. The i5's wins extend to PassMark data compression (278538 vs 273720, a 1.7% lead) and random string sorting (29565 vs 29285, 0.9%).

The i7-13705H fights back in PassMark tests, winning 6 of the 11 PassMark benchmarks. Its largest victory is in physics, where it scores 1854 versus the i5's 1475, a 25.7% advantage. It also wins integer math by 9.7% (85927 vs 78330) and floating-point math by 8.7% (63064 vs 58037). Prime number finding goes to the i7 by 18.4% (116 vs 98), and data encryption by 4.8% (16324 vs 15574). The i7 also takes PassMark multi-thread, scoring 24460 versus 23680, a 3.3% win.

The single-thread PassMark test shows a narrower i5 win: 3643 versus 3483, a 4.4% margin. Extended instructions favor the i5, with a score of 17207 versus 15810, an 8.1% lead. In total, the i5 wins 11 benchmarks and the i7 wins 6. The i5's wins are often larger in absolute terms (especially Cinebench), but the i7's wins in physics and math are proportionally significant, suggesting the i7 excels in compute-heavy tasks that use its extra cores.

Where Each One Wins

The Intel Core i5-14450HX is the definitive winner for rendering and content creation. Its 20.4% lead in every Cinebench test makes it the obvious choice for video editors, 3D animators, and CAD users who rely on multi-threaded CPU rendering. The i5 also wins in single-threaded tasks, making it better for web browsing, office work, and software compilation where clock speed matters. Its 16 PCIe Gen 5 lanes and ECC memory support make it suitable for professional workstations that need reliable memory and fast storage expansion. The unlocked multiplier appeals to enthusiasts in large laptops who can manage the 55W TDP.

The Intel Core i7-13705H is the better pick for scientific and engineering workloads that stress memory bandwidth and parallel integer operations. Its 25.7% lead in PassMark physics (1854 vs 1475) indicates strong performance in simulation software like finite element analysis or molecular dynamics. The 9.7% win in integer math (85927 vs 78330) helps with cryptography, compression algorithms, and database operations. The i7's 18.4% lead in prime number finding (116 vs 98) suggests it handles number-crunching tasks more efficiently, despite having a lower boost clock. Its 45W TDP makes it easier to cool in thinner laptops, and the Iris Xe Graphics 96EU provides better integrated graphics performance for light gaming or GPU-accelerated tasks without a discrete card.

For multitasking, the i7's 14 cores and 20 threads give it a theoretical advantage, and its 3.3% win in PassMark multi-thread (24460 vs 23680) confirms it can handle more concurrent threads. The i7's larger 24 MB L3 cache helps with data sets that exceed 20 MB, potentially reducing memory stalls. However, the i5's wins in data compression (278538 vs 273720) and random string sorting (29565 vs 29285) show that it handles memory-heavy tasks well despite less cache. Ultimately, the i5-14450HX is the better general-purpose CPU, while the i7-13705H is the specialist for physics and integer-heavy computation.