Intel Core 3 N355 vs Intel Core Ultra 5 115U
The Core Ultra 5 115U has 21% better performance than the Core 3 N355 for the 3DMark 11 Performance Physics benchmark.
We do not have any performance per dollar data for the Core 3 N355 and the Core Ultra 5 115U for the 3DMark 11 Performance Physics benchmark.
Summary
About the Intel Core 3 N355 CPU
The Intel Core 3 N355 is a 8-core (8-thread) processor built for the mobile CPU market. It launched in Q1 2025. It is part of Intel's Core 3 lineup, which is based on the Alder Lake-N microarchitecture. The 3 N355 is compatible with Intel BGA 1264 motherboards and is fabricated on Intel's 10 nm manufacturing process. It features the UHD Graphics 770 integrated graphics solution.
Memory and Cache
The Core 3 N355 supports DDR4-3200, DDR5 memory and features a single-channel memory controller, allowing it to utilize 1 memory modules simultaneously. In terms of cache, the Core 3 N355 has multiple levels of cache. Its L1 cache, which is the smallest and fastest, is 96 KB in size, providing rapid access to crucial instructions. Its L2 cache, at 2 MB, is larger but slower than the L1. Its L3 cache, a shared resource among the CPU's cores, has a capacity of 6 MB.
Cores and Clock Speeds
The Core 3 N355 features 8 total cores which can process 8 threads simultaneously. The multi-threading capability allows the CPU to execute multiple computational tasks in parallel. The base clock speed of the CPU is 100.0 MHz, and it can boost up to 3.9 GHz under heavy workloads. Higher clock speeds result in better performance for the same microarchitecture. The multiplier is locked, making it incapable of overclocking for pushing performance further.
Integrated Graphics
The Core 3 N355 includes an integrated graphics solution called UHD Graphics 770. This graphics processor is directly integrated into the CPU and is not as powerful as a dedicated graphics card. While integrated graphics can handle basic tasks like web browsing and office applications, it is not suitable for more demanding activities such as gaming or video editing, where a dedicated graphics card offers superior performance.
Benchmark Performance
The Core 3 N355 has the 293rd best 3DMark 11 Performance Physics score among the 768 benchmarked CPUs in our database. It achieves 25.92% of the performance of the best benchmarked CPU, the AMD Ryzen 9 9950X.
About the Intel Core Ultra 5 115U CPU
The Intel Core Ultra 5 115U is a 8-core (10-thread) processor built for the mobile CPU market. It launched in Q4 2023. It is part of Intel's Ultra 5 lineup, which is based on the Meteor Lake microarchitecture. The Ultra 5 115U is compatible with Intel BGA 2049 motherboards and is fabricated on Intel's 7 nm manufacturing process. It features the Arc Xe-LPG 48EU integrated graphics solution.
Memory and Cache
The Core Ultra 5 115U supports DDR5 memory and features a dual-channel memory controller, allowing it to utilize 2 memory modules simultaneously. In terms of cache, the Core Ultra 5 115U has multiple levels of cache. Its L1 cache, which is the smallest and fastest, is 112 KB in size, providing rapid access to crucial instructions. Its L2 cache, at 2 MB, is larger but slower than the L1. Its L3 cache, a shared resource among the CPU's cores, has a capacity of 10 MB.
Cores and Clock Speeds
The Core Ultra 5 115U features 8 total cores which can process 10 threads simultaneously. The multi-threading capability allows the CPU to execute multiple computational tasks in parallel. The 8 cores consist of 2 P-Cores and 6 E-Cores. P-Cores are designed for high-performance tasks and E-Cores are intended for efficiency and lighter tasks. The base clock speed of the CPU is 1500.0 MHz, and it can boost up to 4.2 GHz under heavy workloads. Higher clock speeds result in better performance for the same microarchitecture. The multiplier is locked, making it incapable of overclocking for pushing performance further.
Integrated Graphics
The Core Ultra 5 115U includes an integrated graphics solution called Arc Xe-LPG 48EU. This graphics processor is directly integrated into the CPU and is not as powerful as a dedicated graphics card. While integrated graphics can handle basic tasks like web browsing and office applications, it is not suitable for more demanding activities such as gaming or video editing, where a dedicated graphics card offers superior performance.
Benchmark Performance
The Core Ultra 5 115U has the 238th best 3DMark 11 Performance Physics score among the 768 benchmarked CPUs in our database. It achieves 31.47% of the performance of the best benchmarked CPU, the AMD Ryzen 9 9950X.
General Info
General overview of the CPU, including details like its manufacturer, release date, launch price, and current production status.
| Info | Core 3 N355 | Core Ultra 5 115U |
|---|---|---|
| Manufacturer | Intel | Intel |
| Series | Core 3 | Ultra 5 |
| Market Segment | Mobile | Mobile |
| Release Date | Q1 2025 | Q4 2023 |
| Production Status | Active | Active |
| Shop | Check Price | Check Price |
Benchmark Performance
The Core Ultra 5 115U has 21% better performance than the Core 3 N355 for the 3DMark 11 Performance Physics benchmark.
The Core 3 N355 is ranked 293rd with a score of 9,920, and the Core Ultra 5 115U is ranked 238th with a score of 12,044.
We do not have any performance per dollar data for the Core 3 N355 and the Core Ultra 5 115U for the 3DMark 11 Performance Physics benchmark.
Relative Performance
The average score in the benchmark test can be compared to similar CPUs to assess relative performance. Generally, powerful CPUs tend to have higher scores.
| CPU | Benchmark Performance | |
|---|---|---|
| Ryzen 7 5800U | 12,124 | +22% |
| Core i7-1365U | 12,071.5 | +22% |
| Core Ultra 5 115U | 12,044 | +21% |
| Ryzen 7 PRO 4750U | 11,889 | +20% |
| Core i5-1155G7 | 11,849 | +19% |
| Core i7-7920HQ | 10,006 | +1% |
| Core i3-1215U | 9,991.5 | +1% |
| Core 3 N355 | 9,920 | |
| Core i5-10300H | 9,884.5 | -0% |
| Xeon E3-1535M v5 | 9,866 | -1% |
Relative Value For Money
The average performance per dollar in the benchmark test can be compared to similar CPUs to assess relative value. A higher score implies a better value for your money.
| CPU | Performance Per Dollar | ||
|---|---|---|---|
| Our database does not have enough data to compare the benchmark performance per dollar with other CPUs. | |||
Benchmark Scores
This table showcases the average performance scores achieved by both CPUs across industry-standard benchmark tests. These scores provide a valuable insight into overall performance. Powerful CPUs tend to have higher scores.
- Popular
| Benchmark | Core 3 N355 | Core Ultra 5 115U |
|---|---|---|
| 3DMark 11 Performance Physics | 9,920 | 12,044 (+21.41%) |
| 3DMark Time Spy CPU | 3,827 | 5,171 (+35.12%) |
| Cinebench R15 Multi-Core | 822 | 1,165 (+41.73%) |
| Cinebench R15 Single-Core | 168 | 217 (+29.17%) |
Technical Specs
Manufacturing Details
Information about the CPU's manufacturing like its foundry, process size, and transistor count.
| Spec | Core 3 N355 | Core Ultra 5 115U |
|---|---|---|
| Manufacturer | Intel | Intel |
| Foundry | Intel | Intel |
| Process Size | 10 nm | 7 nm |
Architecture
CPU architecture specs like its memory channels, memory support, and microarchitecture. Newer CPU architectures can minimize bottlenecks and improve execution efficiency using more advanced techniques.
| Spec | Core 3 N355 | Core Ultra 5 115U |
|---|---|---|
| Series | Core 3 | Ultra 5 |
| Microarchitecture | Alder Lake-N | Meteor Lake |
| Codename | Twin Lake | Meteor Lake |
| Memory Support | DDR4-3200, DDR5 | DDR5 |
| Memory Channels | Single-channel | Dual-channel |
| ECC Memory | No | No |
Cores & Clock Speeds
Processing power information like its cores and clock speed. These specs impact how fast they can handle instructions and tasks. These have a strong impact on the CPU's performance.
| Spec | Core 3 N355 | Core Ultra 5 115U |
|---|---|---|
| Cores | 8 | 8 |
| Threads | 8 | 10 |
| Performance Cores (P-cores) | -- | 2 |
| Efficient Cores (E-cores) | -- | 6 |
| Clock Speed | 100.0 MHz | 1500.0 MHz |
| Turbo Clock | 3.9 GHz | 4.2 GHz |
| P-core Clock | -- | 1500.0 MHz |
| P-core Turbo Clock | -- | 4.2 GHz |
| E-core Clock Speed | -- | 1000.0 MHz |
| E-core Turbo Clock | -- | 3.5 GHz |
| Base Clock | 100 MHz | 100 MHz |
| Multiplier | 1.0x | 15.0x |
| Multiplier Unlocked | No | No |
Cache
CPU cache specs like its L1 & L2 cache. These provide the CPU with a small, but super-fast memory access. A larger cache can improve a CPU's performance.
| Spec | Core 3 N355 | Core Ultra 5 115U |
|---|---|---|
| L1 Cache | 96 KB | 112 KB |
| L2 Cache | 2 MB | 2 MB |
| L3 Cache | 6 MB | 10 MB |
| E-core L1 Cache | -- | 96 KB |
| E-core L2 Cache | -- | 2 MB |
Compatibility & Power Consumption
Compatibility and power consumption information like its socket type, thermal design power, power limits. These can help verify the CPU's compatibility with other PC components.
| Spec | Core 3 N355 | Core Ultra 5 115U |
|---|---|---|
| Socket | Intel BGA 1264 | Intel BGA 2049 |
| PCI Express | PCIe 3.0 x9 | PCIe 4.0 x12, PCIe 4.0 x8 |
| Thermal Design Power (TDP) | 15 W | 15 W |
| TJ Max | 105 °C | 110 °C |
Graphics, Features, & Extensions
Additional CPU features like its bundled coolers, integrated graphics, and extensions/technologies.
| Spec | Core 3 N355 | Core Ultra 5 115U |
|---|---|---|
| Integrated Graphics | UHD Graphics 770 | Arc Xe-LPG 48EU |
| Extensions / Technologies | MMX, SSE, SSE2, SSE3, SSSE3, SSE4.2, AVX, AVX2, FMA3, AVX-VNNI, AES-NI, EIST, Speed Shift, Intel 64, CLMUL, RDRAND, MBEC, SHA, TXT, SGX, VT-d, VT-d EPT, VT-x, IPU 6.0, TBT 2.0 | MMX, SSE, SSE2, SSE3, SSSE3, SSE4.2, AVX, AVX2, FMA3, SHA, EIST, Intel 64, XD bit, VT-x, VT-d, AES-NI, TSX, TXT, CLMUL, F16C, BMI1, BMI2, ABM, ADX, RdRand, VNNI, DLBoost 3.0, AI Boost NPU 3, TBT 2.0 |
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* Performance rating, performance per dollar, and rankings are based on the 3DMark 11 Performance Physics benchmark and MSRP.