i3-4100E vs i7-4940MX
Aggregate performance score
Core i7-4940MX outperforms Core i3-4100E by a whopping 271% based on our aggregate benchmark results.
Primary details
Comparing Core i7-4940MX and Core i3-4100E processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1365 | 2375 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Core i7 | Intel Core i3 |
| Power efficiency | 7.10 | 2.95 |
| Architecture codename | Haswell (2013−2015) | Haswell (2013−2015) |
| Release date | 20 January 2014 (10 years ago) | 4 September 2013 (11 years ago) |
| Launch price (MSRP) | $1,096 | $225 |
Detailed specifications
Core i7-4940MX and Core i3-4100E 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 | 4 (Quad-Core) | 2 (Dual-core) |
| Threads | 8 | 4 |
| Base clock speed | 3.1 GHz | 2.4 GHz |
| Boost clock speed | 4 GHz | 2.4 GHz |
| Bus rate | 5 GT/s | no data |
| L1 cache | 64K (per core) | 64K (per core) |
| L2 cache | 256K (per core) | 256K (per core) |
| L3 cache | 8 MB (shared) | 3 MB (shared) |
| Chip lithography | 22 nm | 22 nm |
| Die size | 177 mm2 | 118 mm2 |
| Maximum core temperature | 100 °C | 100 °C |
| Maximum case temperature (TCase) | 100 °C | no data |
| Number of transistors | 1,400 million | 1,400 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Core i7-4940MX and Core i3-4100E 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 | FCPGA946 | Intel BGA1364 |
| Power consumption (TDP) | 57 Watt | 37 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-4940MX and Core i3-4100E. 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 | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | + |
| TSX | + | - |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| FDI | + | no data |
Security technologies
Core i7-4940MX and Core i3-4100E technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
| Secure Key | + | no data |
| Identity Protection | + | - |
| Anti-Theft | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-4940MX and Core i3-4100E are enumerated here.
| AMD-V | + | + |
| VT-d | + | no data |
| VT-x | + | + |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-4940MX and Core i3-4100E. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
| Maximum memory size | 32 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 25.6 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 4600 | Intel HD Graphics 4600 (400 - 900 MHz) |
| Max video memory | 1.7 GB | no data |
| Quick Sync Video | + | - |
| Clear Video HD | + | no data |
| Graphics max frequency | 1.35 GHz | no data |
| InTru 3D | + | no data |
Graphics interfaces
Available interfaces and connections of Core i7-4940MX and Core i3-4100E integrated GPUs.
| Number of displays supported | 3 | no data |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
| VGA | + | no data |
Peripherals
Specifications and connection of peripherals supported by Core i7-4940MX and Core i3-4100E.
| PCIe version | 3 | no data |
| PCI Express lanes | 16 | no data |
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.
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.
Pros & cons summary
| Performance score | 4.30 | 1.16 |
| Recency | 20 January 2014 | 4 September 2013 |
| Physical cores | 4 | 2 |
| Threads | 8 | 4 |
| Power consumption (TDP) | 57 Watt | 37 Watt |
i7-4940MX has a 270.7% higher aggregate performance score, an age advantage of 4 months, and 100% more physical cores and 100% more threads.
i3-4100E, on the other hand, has 54.1% lower power consumption.
The Core i7-4940MX is our recommended choice as it beats the Core i3-4100E in performance tests.
Should you still have questions on choice between Core i7-4940MX and Core i3-4100E, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
