Atom D2550 vs i7-3840QM
Aggregate performance score
Core i7-3840QM outperforms Atom D2550 by a whopping 1317% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1869 | 3569 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.18 | no data |
| Market segment | Laptop | Laptop |
| Series | Intel Core i7 | Intel Atom |
| Power efficiency | 3.13 | 0.99 |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Ivy Bridge (2012−2013) | Cedarview (2011−2012) |
| Release date | 3 September 2012 (13 years ago) | 1 November 2011 (14 years ago) |
| Launch price (MSRP) | $568 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Currently popular graphics cards are shown for comparison.
Detailed specifications
Basic parameters of Core i7-3840QM and Atom D2550: 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 | 2.8 GHz | 1.86 GHz |
| Boost clock speed | 3.8 GHz | 1.87 GHz |
| Bus rate | 5 GT/s | no data |
| L1 cache | 64K (per core) | 64 KB (per core) |
| L2 cache | 256K (per core) | 512K (per core) |
| L3 cache | 8 MB (shared) | 0 KB |
| Chip lithography | 22 nm | 32 nm |
| Die size | 160 mm2 | 66 mm2 |
| Maximum core temperature | 105 °C | 100 °C |
| Number of transistors | 1,400 million | 176 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i7-3840QM and Atom D2550 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 | FCBGA1224,FCPGA988 | FCBGA559 |
| Power consumption (TDP) | 45 Watt | 10 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-3840QM and Atom D2550. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® AVX | Intel® SSE2, Intel® SSE3, Intel® SSSE3 |
| AES-NI | + | - |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | + | - |
| My WiFi | + | no data |
| Turbo Boost Technology | 2.0 | - |
| Hyper-Threading Technology | + | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | + | no data |
| Demand Based Switching | - | no data |
| PAE | no data | 36 Bit |
| FDI | + | no data |
| Fast Memory Access | + | no data |
Security technologies
Core i7-3840QM and Atom D2550 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 i7-3840QM and Atom D2550 are enumerated here.
| AMD-V | + | - |
| VT-d | + | - |
| VT-x | + | - |
| VT-i | no data | - |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-3840QM and Atom D2550. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
| Maximum memory size | 32 GB | 4 GB |
| Max memory channels | 2 | 1 |
| Maximum memory bandwidth | 25.6 GB/s | 6.4 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 4000 | Intel Graphics Media Accelerator (GMA) 3650 (640 MHz) |
| Quick Sync Video | + | - |
| Clear Video HD | + | no data |
| Graphics max frequency | 1.3 GHz | no data |
| InTru 3D | + | no data |
Graphics interfaces
Available interfaces and connections of Core i7-3840QM and Atom D2550 integrated GPUs.
| Number of displays supported | 3 | 2 |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
| SDVO | + | no data |
| CRT | + | no data |
Peripherals
Specifications and connection of peripherals supported by Core i7-3840QM and Atom D2550.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 16 | 4 |
Synthetic benchmarks
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.
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. Other than that, Passmark measures multi-core performance.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Pros & cons summary
| Performance score | 3.40 | 0.24 |
| Recency | 3 September 2012 | 1 November 2011 |
| Physical cores | 4 | 2 |
| Threads | 8 | 4 |
| Chip lithography | 22 nm | 32 nm |
| Power consumption (TDP) | 45 Watt | 10 Watt |
i7-3840QM has a 1317% higher aggregate performance score, an age advantage of 10 months, 100% more physical cores and 100% more threads, and a 45% more advanced lithography process.
Atom D2550, on the other hand, has 350% lower power consumption.
The Intel Core i7-3840QM is our recommended choice as it beats the Intel Atom D2550 in performance tests.
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