Processor N100 vs Core i7-640M
Aggregated performance score
Processor N100 outperforms Core i7-640M by 146% based on our aggregated benchmark results.
Primary details
Comparing Core i7-640M and Processor N100 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2134 | 1489 |
| Place by popularity | not in top-100 | 97 |
| Market segment | Laptop | Laptop |
| Series | Intel Core i7 | Intel Alder Lake-N |
| Architecture codename | Arrandale (2010−2011) | Alder Lake-N |
| Release date | 1 September 2010 (13 years ago) | 3 January 2023 (1 year ago) |
| Launch price (MSRP) | $346 | $128 |
| Current price | $524 (1.5x MSRP) | no data |
Detailed specifications
Core i7-640M and Processor N100 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 | 2 (Dual-core) | 4 (Quad-Core) |
| Threads | 4 | 44 x 3.4 GHz Intel Crestmont E-Core |
| Base clock speed | 2.8 GHz | 0.1 GHz |
| Boost clock speed | 3.46 GHz | 3.4 GHz |
| Bus support | 2500 MHz | no data |
| L1 cache | 64K (per core) | 96 KB (per core) |
| L2 cache | 256K (per core) | 2 MB (shared) |
| L3 cache | 4 MB (shared) | 6 MB (shared) |
| Chip lithography | 32 nm | 10 nm |
| Die size | 81+114 mm2 | no data |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | 384 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | No | No |
Compatibility
Information on Core i7-640M and Processor N100 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 | 1 |
| Socket | BGA1288,PGA988 | Intel BGA 1264 |
| Power consumption (TDP) | 35 Watt | 6 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-640M and Processor N100. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | no data |
| AES-NI | + | + |
| FMA | + | + |
| AVX | no data | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | + | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | no data |
| Flex Memory Access | + | no data |
| PAE | 36 Bit | no data |
| FDI | + | no data |
| Fast Memory Access | + | no data |
| Status | Discontinued | no data |
Security technologies
Core i7-640M and Processor N100 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-640M and Processor N100 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-640M and Processor N100. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4, DDR5 |
| Maximum memory size | 8 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 17.1 GB/s | no data |
| ECC memory support | - | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for Previous Generation Intel® Processors | Intel UHD Graphics 24EUs (Alder Lake-N) |
| Clear Video | + | no data |
| Clear Video HD | + | no data |
| Graphics max frequency | 766 MHz | no data |
Graphics interfaces
Available interfaces and connections of Core i7-640M and Processor N100 integrated GPUs.
| Number of displays supported | 2 | no data |
Peripherals
Specifications and connection of peripherals supported by Core i7-640M and Processor N100.
| PCIe version | 2.0 | 3.0 |
| PCI Express lanes | 16 | 9 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Processor N100 outperforms Core i7-640M by 146% based on our aggregated benchmark results.
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%
Processor N100 outperforms Core i7-640M by 31% 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%
Processor N100 outperforms Core i7-640M by 92% in Cinebench 10 32-bit multi-core.
3DMark06 CPU
3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.
Benchmark coverage: 19%
Processor N100 outperforms Core i7-640M by 95% in 3DMark06 CPU.
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%
Core i7-640M outperforms Processor N100 by 11% 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%
Processor N100 outperforms Core i7-640M by 106% in Cinebench 11.5 64-bit multi-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%
Processor N100 outperforms Core i7-640M by 73% 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%
Processor N100 outperforms Core i7-640M by 123% 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%
Processor N100 outperforms Core i7-640M by 35% in WinRAR 4.0.
Pros & cons summary
| Performance score | 1.34 | 3.29 |
| Recency | 1 September 2010 | 3 January 2023 |
| Physical cores | 2 | 4 |
| Threads | 4 | 44 x 3.4 GHz Intel Crestmont E-Core |
| Cost | $346 | $128 |
| Chip lithography | 32 nm | 10 nm |
| Power consumption (TDP) | 35 Watt | 6 Watt |
The Processor N100 is our recommended choice as it beats the Core i7-640M in performance tests.
Should you still have questions on choice between Core i7-640M and Processor N100, ask them in Comments section, and we shall answer.
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