Celeron N2815 vs Core Ultra 7 155H
Primary details
Comparing Core Ultra 7 155H and Celeron N2815 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 383 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Meteor Lake-H | Intel Celeron |
| Architecture codename | Meteor Lake-H | Bay Trail-M (2013−2014) |
| Release date | 14 December 2023 (less than a year ago) | 1 December 2013 (10 years ago) |
| Launch price (MSRP) | no data | $107 |
| Current price | no data | $270 (2.5x MSRP) |
Detailed specifications
Core Ultra 7 155H and Celeron N2815 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 16 (Hexadeca-Core) | 2 (Dual-core) |
| Threads | 22 | 2 |
| Base clock speed | 3.8 GHz | 1.86 GHz |
| Boost clock speed | 4.8 GHz | 2.13 GHz |
| L1 cache | 112 KB (per core) | 112 KB |
| L2 cache | 2 MB (per core) | 1 MB |
| L3 cache | 24 MB (shared) | 1 MB |
| Chip lithography | 7 nm | 22 nm |
| Maximum core temperature | no data | 105 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Core Ultra 7 155H and Celeron N2815 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | no data |
| Socket | FCBGA2049 | FCBGA1170 |
| Power consumption (TDP) | 28 Watt | 7.5 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 7 155H and Celeron N2815. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | no data |
| AES-NI | + | - |
| AVX | + | no data |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | + | no data |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | + | - |
| TSX | + | no data |
| Idle States | no data | + |
| Thermal Monitoring | + | no data |
| Flex Memory Access | + | no data |
| SIPP | - | no data |
| Smart Connect | no data | + |
| Turbo Boost Max 3.0 | + | no data |
| Status | Launched | Discontinued |
| RST | no data | - |
Security technologies
Core Ultra 7 155H and Celeron N2815 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | + |
| Secure Key | + | no data |
| Identity Protection | no data | - |
| OS Guard | + | no data |
| Anti-Theft | no data | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 7 155H and Celeron N2815 are enumerated here.
| VT-d | + | - |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155H and Celeron N2815. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR3L-1066 |
| Maximum memory size | 96 GB | 8 GB |
| Max memory channels | 2 | 2 |
| ECC memory support | - | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® Arc™ graphics | Intel® HD Graphics for Intel Atom® Processor Z3700 Series |
| Quick Sync Video | + | - |
| Graphics max frequency | 2.25 GHz | 756 MHz |
Graphics interfaces
Available interfaces and connections of Core Ultra 7 155H and Celeron N2815 integrated GPUs.
| Number of displays supported | 4 | 2 |
Graphics image quality
Maximum display resolutions supported by Core Ultra 7 155H and Celeron N2815 integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL) | no data |
| Max resolution over eDP | 3840x2400 @ 120Hz | no data |
| Max resolution over DisplayPort | 7680 x 4320 @ 60Hz | no data |
Graphics API support
APIs supported by Core Ultra 7 155H and Celeron N2815 integrated GPUs, sometimes API versions are included.
| DirectX | 12.2 | no data |
| OpenGL | 4.6 | no data |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 7 155H and Celeron N2815.
| PCIe version | 5.0 | 2.0 |
| PCI Express lanes | 28 | 4 |
| PCI support | 5.0 and 4.0 | no data |
| USB revision | no data | 3.0 and 2.0 |
| Total number of SATA ports | no data | 2 |
| Number of USB ports | no data | 5 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Benchmark coverage: 68%
Core Ultra 7 155H outperforms Celeron N2815 by 4951% in Passmark.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Benchmark coverage: 20%
Core Ultra 7 155H outperforms Celeron N2815 by 824% in Cinebench 10 32-bit single-core.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
Benchmark coverage: 19%
Core Ultra 7 155H outperforms Celeron N2815 by 2763% in Cinebench 10 32-bit multi-core.
wPrime 32
wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.
Benchmark coverage: 18%
Celeron N2815 outperforms Core Ultra 7 155H by 1542% in wPrime 32.
Cinebench 11.5 64-bit multi-core
Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.
Benchmark coverage: 17%
Core Ultra 7 155H outperforms Celeron N2815 by 4500% in Cinebench 11.5 64-bit multi-core.
Cinebench 15 64-bit multi-core
Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.
Benchmark coverage: 15%
Core Ultra 7 155H outperforms Celeron N2815 by 4397% in Cinebench 15 64-bit multi-core.
Cinebench 15 64-bit single-core
Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.
Benchmark coverage: 15%
Core Ultra 7 155H outperforms Celeron N2815 by 685% in Cinebench 15 64-bit single-core.
Cinebench 11.5 64-bit single-core
Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.
Benchmark coverage: 14%
Core Ultra 7 155H outperforms Celeron N2815 by 761% in Cinebench 11.5 64-bit single-core.
TrueCrypt AES
TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.
Benchmark coverage: 13%
Core Ultra 7 155H outperforms Celeron N2815 by 10300% in TrueCrypt AES.
WinRAR 4.0
WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.
Benchmark coverage: 13%
Core Ultra 7 155H outperforms Celeron N2815 by 1146% in WinRAR 4.0.
x264 encoding pass 2
x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.
Benchmark coverage: 13%
Core Ultra 7 155H outperforms Celeron N2815 by 3015% in x264 encoding pass 2.
x264 encoding pass 1
x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.
Benchmark coverage: 13%
Core Ultra 7 155H outperforms Celeron N2815 by 1161% in x264 encoding pass 1.
Pros & cons summary
| Recency | 14 December 2023 | 1 December 2013 |
| Physical cores | 16 | 2 |
| Threads | 22 | 2 |
| Chip lithography | 7 nm | 22 nm |
| Power consumption (TDP) | 28 Watt | 7 Watt |
We couldn't decide between Core Ultra 7 155H and Celeron N2815. We've got no test results to judge.
Should you still have questions on choice between Core Ultra 7 155H and Celeron N2815, ask them in Comments section, and we shall answer.
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