Intel Core 3 N355 vs Intel Core 7 253PQE Comparison

Head-to-Head Benchmarks

The benchmark data presents a decisive result: the Intel Core 7 253PQE wins all 17 recorded head-to-head comparisons against the Intel Core 3 N355. The largest margin appears in Cinebench R23 multi-core, where the Core 7 253PQE scores 31,390 against 5,262 for the Core 3 N355, a delta of -83.2% from the perspective of the smaller chip. The smallest gap is in PassMark single-thread performance, where the Core 7 253PQE posts 4,389 versus 2,153, a -50.9% difference. These figures confirm that the Core 7 253PQE is not merely faster, but substantially faster in every measured workload.

Looking at the Cinebench suite, the single-core deltas are consistent. In Cinebench R15 single-core, the Core 7 253PQE scores 446 against 168 for the Core 3 N355, a -62.3% delta. In Cinebench R20 single-core, the score is 1,861 versus 509, a -72.6% delta. In Cinebench R23 single-core, the score is 4,431 versus 1,039, a -76.6% delta. The trend is clear: the Core 7 253PQE delivers roughly double to triple the single-threaded throughput, depending on the test generation.

Multi-core results amplify the gap. Cinebench R15 multi-core shows 3,163 versus 822 (-74%), R20 multi-core shows 13,183 versus 3,612 (-72.6%), and R23 multi-core shows 31,390 versus 5,262 (-83.2%). The data indicates that the Core 7 253PQE's advantage grows as the workload becomes more parallel, consistent with its higher core count and thread count.

PassMark workloads tell a similar story. In integer math, the Core 7 253PQE scores 137,795 versus 33,894, a -75.4% delta. Floating-point math shows 105,279 versus 22,695, a -78.4% delta. Data compression shows 487,335 versus 117,435, a -75.9% delta. Data encryption shows 25,515 versus 8,121, a -68.2% delta. Extended instructions show 32,390 versus 5,968, a -81.6% delta. Prime number finding shows 206 versus 27, a -86.9% delta, which is the largest percentage gap in any test. Physics simulation shows 2,970 versus 625, a -79% delta. Random string sorting shows 54,222 versus 14,706, a -72.9% delta. Multi-threaded PassMark shows 41,656 versus 10,174, a -75.6% delta.

The average benchmark score confirms the overall positioning. The Core 3 N355 has an average score of 13,492 and sits in the 68th percentile of all CPUs. The Core 7 253PQE has an average score of 55,919 and sits in the 91st percentile. That is a 4.1x difference in average score. The nearest rivals for the Core 3 N355 include the Intel Core i3-12100F at 13,494 (0% delta), the Intel Core i5-9500 at 13,452 (0.3% delta), and the Intel Core 5 120UL at 13,594 (-0.8% delta). The nearest rivals for the Core 7 253PQE include the Intel Core i9-14900HX at 56,004 (-0.2% delta), the AMD Ryzen AI Max 390 at 56,273 (-0.6% delta), and the AMD Ryzen AI 9 HX PRO 470 at 56,306 (-0.7% delta). These rival comparisons indicate that the Core 7 253PQE performs in the company of high-end desktop and mobile processors, while the Core 3 N355 matches older mid-range desktop parts.

FAQ

Q: Which processor has the higher single-core performance?

A: The Intel Core 7 253PQE. In Cinebench R23 single-core, it scores 4,431 versus 1,039 for the Core 3 N355, a -76.6% delta. The PassMark single-thread score is 4,389 versus 2,153, a -50.9% delta.

Q: What is the multi-core performance difference?

A: The Core 7 253PQE leads heavily. In Cinebench R23 multi-core, it scores 31,390 versus 5,262, a -83.2% delta. In PassMark multi-thread, it scores 41,656 versus 10,174, a -75.6% delta.

Q: How does the Core 3 N355 compare to its closest rivals?

A: The Core 3 N355 has an average benchmark score of 13,492. Its nearest rival is the Intel Core i3-12100F with an average score of 13,494, showing a 0% delta. The Intel Core i5-9500 scores 13,452, a 0.3% delta, and the Intel Core 5 120UL scores 13,594, a -0.8% delta.

Q: How does the Core 7 253PQE compare to its closest rivals?

A: The Core 7 253PQE has an average benchmark score of 55,919. Its nearest rival is the Intel Core i9-14900HX with an average score of 56,004, a -0.2% delta. The AMD Ryzen AI Max 390 scores 56,273, a -0.6% delta, and the AMD Ryzen AI 9 HX PRO 470 scores 56,306, a -0.7% delta.

Q: Which processor supports ECC memory?

A: The Intel Core 7 253PQE supports ECC memory. The Intel Core 3 N355 does not support ECC memory.

Q: What is the market segment for each processor?

A: The Intel Core 3 N355 is listed as a Mobile processor with a TDP of 15 watts, while the Intel Core 7 253PQE is listed as a Desktop processor with a TDP of 125 watts.

The Verdict

The benchmark data is unambiguous: the Intel Core 7 253PQE outperforms the Intel Core 3 N355 in every recorded test, with no exceptions. The Core 3 N355 has zero wins out of 17 head-to-head comparisons. Anyone selecting between these two based purely on performance must choose the Core 7 253PQE.

The Core 7 253PQE is the appropriate choice for workloads that demand high throughput, such as rendering, data compression, encryption, and advanced instruction processing. Its scores in Cinebench R23 multi-core (31,390) and PassMark multi-thread (41,656) place it in the 91st percentile of all CPUs, competing with processors like the Intel Core i9-14900HX and AMD Ryzen AI Max 390. The single-core performance is also strong, with a PassMark single-thread score of 4,389, which is more than double the Core 3 N355's 2,153.

The Core 3 N355, with a 68th percentile ranking and an average score of 13,492, is positioned for low-power mobile applications. Its 15-watt TDP and single-channel memory bus indicate a focus on efficiency rather than raw performance. It matches older desktop processors like the Intel Core i5-9500 and Intel Core i3-12100F in average score, but it cannot compete with the Core 7 253PQE in any benchmark category.

For a desktop system where performance is the primary goal, the Core 7 253PQE is the clear pick. For a mobile or low-power device where the 15-watt envelope is critical, the Core 3 N355 is the only viable option from this pair. The data does not support any other conclusion.

Specification Differences

The two processors differ in almost every core specification. The Core 3 N355 has 8 cores and 8 threads, while the Core 7 253PQE has 10 cores and 20 threads. Base clock speeds are 1.90 GHz for the Core 3 N355 and 3.50 GHz for the Core 7 253PQE. Boost clocks are 3.90 GHz and 5.70 GHz, respectively.

Thermal design power differs sharply: the Core 3 N355 has a TDP of 15 watts, while the Core 7 253PQE has a TDP of 125 watts. The socket is also different: the Core 3 N355 uses Intel BGA 1264, while the Core 7 253PQE uses Intel Socket 1700.

Memory support differs. The Core 3 N355 supports DDR4, DDR5, and LPDDR5 with a single-channel memory bus and 38.4 GB/s bandwidth. The Core 7 253PQE supports DDR4 and DDR5 with a dual-channel memory bus and 89.6 GB/s bandwidth. ECC memory is supported only on the Core 7 253PQE.

PCIe connectivity differs. The Core 3 N355 uses Gen 3 with 9 lanes (CPU only), while the Core 7 253PQE uses Gen 5 with 16 lanes (CPU only). The integrated graphics are the same: UHD Graphics 770 on both processors.

The release dates differ, with the Core 3 N355 released on 2025-01-06 and the Core 7 253PQE released on 2026-03-08. The Core 7 253PQE has a launch MSRP of $409; no MSRP is recorded for the Core 3 N355. Production status is Active for both.

Architecture Differences

The Core 3 N355 is built on the Twin Lake architecture, belonging to the Core 3 (Alder Lake-N) generation. The Core 7 253PQE is built on the Bartlett Lake architecture, belonging to the Core 7 (Bartlett Lake) generation. Both use a 10 nm process node from Intel.

Cache structures differ substantially. The Core 3 N355 has 96 KB of L1 cache per core, 2 MB of shared L2 cache, and 6 MB of shared L3 cache. The Core 7 253PQE has 80 KB of L1 cache per core, 2 MB of L2 cache per core, and 33 MB of shared L3 cache. The Core 7 253PQE's larger L3 cache is 5.5x the size of the Core 3 N355's L3 cache, which contributes to its superior performance in multi-threaded and data-heavy workloads.

The thread count difference is notable. The Core 3 N355 has 8 threads for 8 cores, meaning no simultaneous multithreading. The Core 7 253PQE has 20 threads for 10 cores, indicating that each core supports two threads. This explains why the multi-core advantages in Cinebench R23 and PassMark multi-thread are larger than the core count ratio alone would suggest.

Memory bandwidth is a major architectural differentiator. The Core 3 N355's single-channel bus delivers 38.4 GB/s, while the Core 7 253PQE's dual-channel bus delivers 89.6 GB/s. This 2.3x bandwidth advantage is visible in the data compression and encryption benchmarks, where the Core 7 253PQE leads by 75.9% and 68.2%, respectively.

Where Each One Wins

The Intel Core 7 253PQE wins every recorded benchmark, so the use-case split is based on the magnitude of its wins and the differing target environments.

The Core 7 253PQE is the dominant choice for desktop computing where power consumption is not a constraint. Its 125-watt TDP and Socket 1700 platform allow for sustained high clocks and heavy multi-threading. The data shows its greatest advantages in prime number finding (-86.9% delta), Cinebench R23 multi-core (-83.2% delta), and extended instructions (-81.6% delta). These are workloads that stress the processor's full capability, such as scientific computing, video rendering, and complex simulations. The dual-channel memory at 89.6 GB/s provides ample bandwidth for data-intensive tasks, and the 33 MB L3 cache reduces latency for repeated accesses.

The Core 3 N355 has no benchmark wins, but its specification profile suggests a different role. With a 15-watt TDP, BGA 1264 socket, and single-channel memory, it is designed for compact mobile systems where battery life and thermal limits are priorities. Its 8 cores and 8 threads at up to 3.90 GHz boost provide adequate performance for everyday tasks such as web browsing, document editing, and media playback. The 68th percentile ranking indicates it is a mainstream part, not a high-performance one.

The Core 7 253PQE also wins on single-thread performance, with a PassMark single-thread score of 4,389 versus 2,153 for the Core 3 N355. This means it is better for applications that rely on a few fast cores, such as spreadsheets, code compilation, and some games. The Core 3 N355's single-thread score of 2,153 is roughly half, which will be noticeable in interactive workloads.

In summary, the Core 7 253PQE is the pick for any desktop user who needs maximum performance, especially in multi-threaded or cache-heavy tasks. The Core 3 N355 is the pick for a mobile or low-power system where the 15-watt envelope is the defining requirement, accepting its performance deficit as a trade-off. There is no benchmark evidence for any other use-case assignment.