Atom S1240 vs i3-4005U
Primary details
Comparing Core i3-4005U and Atom S1240 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2424 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | Intel Core i3 | no data |
| Power efficiency | 6.62 | no data |
| Architecture codename | Haswell (2013−2015) | Centerton (2012) |
| Release date | 4 September 2013 (11 years ago) | 11 December 2012 (11 years ago) |
Detailed specifications
Core i3-4005U and Atom S1240 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) | 2 (Dual-core) |
| Threads | 4 | 4 |
| Base clock speed | 1.7 GHz | 1.6 GHz |
| Boost clock speed | 1.7 GHz | 1.6 GHz |
| Bus rate | 5 GT/s | no data |
| L1 cache | 64K (per core) | 56 KB (per core) |
| L2 cache | 256K (per core) | 512 KB (per core) |
| L3 cache | 3 MB (shared) | 0 KB |
| Chip lithography | 22 nm | 32 nm |
| Die size | 118 mm2 | no data |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | 1,400 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i3-4005U and Atom S1240 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 | FCBGA1168 | FCBGA1283 |
| Power consumption (TDP) | 15 Watt | 6.1 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i3-4005U and Atom S1240. 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 | + | - |
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | + | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Smart Response | - | no data |
| GPIO | + | no data |
| Smart Connect | + | no data |
| FDI | - | no data |
| AMT | 9.5 | no data |
| Matrix Storage | - | no data |
| HD Audio | + | no data |
| RST | + | no data |
Security technologies
Core i3-4005U and Atom S1240 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 i3-4005U and Atom S1240 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 i3-4005U and Atom S1240. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
| Maximum memory size | 16 GB | 8 GB |
| Max memory channels | 2 | 1 |
| Maximum memory bandwidth | 25.6 GB/s | 10.6 GB/s |
| ECC memory support | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 4400 | no data |
| Max video memory | 2 GB | no data |
| Quick Sync Video | + | - |
| Clear Video HD | + | no data |
| Graphics max frequency | 950 MHz | no data |
| InTru 3D | + | no data |
Graphics interfaces
Available interfaces and connections of Core i3-4005U and Atom S1240 integrated GPUs.
| Number of displays supported | 3 | no data |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
Graphics image quality
Maximum display resolutions supported by Core i3-4005U and Atom S1240 integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 3200x2000@60Hz | no data |
| Max resolution over DisplayPort | 3200x2000@60Hz | no data |
| Max resolution over VGA | N/A | no data |
Graphics API support
APIs supported by Core i3-4005U and Atom S1240 integrated GPUs, sometimes API versions are included.
| DirectX | 11.2/12 | no data |
| OpenGL | 4.3 | no data |
Peripherals
Specifications and connection of peripherals supported by Core i3-4005U and Atom S1240.
| PCIe version | 2.0 | 2.0 |
| PCI Express lanes | 10 | 8 |
| PCI support | - | PCI Support |
| USB revision | 3.0 | no data |
| Total number of SATA ports | 2 | no data |
| Max number of SATA 6 Gb/s Ports | 2 | no data |
| Integrated IDE | - | no data |
| Number of USB ports | 4 | no data |
| Integrated LAN | - | no data |
| UART | + | UART |
Pros & cons summary
| Recency | 4 September 2013 | 11 December 2012 |
| Chip lithography | 22 nm | 32 nm |
| Power consumption (TDP) | 15 Watt | 6 Watt |
i3-4005U has an age advantage of 8 months, and a 45.5% more advanced lithography process.
Atom S1240, on the other hand, has 150% lower power consumption.
We couldn't decide between Core i3-4005U and Atom S1240. We've got no test results to judge.
Be aware that Core i3-4005U is a notebook processor while Atom S1240 is a server/workstation one.
Should you still have questions on choice between Core i3-4005U and Atom S1240, 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.
