Intel Atom C2558 vs Intel Core i7-640M
Comparative analysis of Intel Atom C2558 and Intel Core i7-640M processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).
Differences
Reasons to consider the Intel Atom C2558
- 2 more cores, run more applications at once: 4 vs 2
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
- 8x more maximum memory size: 64 GB vs 8 GB
- 2.3x lower typical power consumption: 15 Watt vs 35 Watt
Number of cores | 4 vs 2 |
Manufacturing process technology | 22 nm vs 32 nm |
Maximum memory size | 64 GB vs 8 GB |
Thermal Design Power (TDP) | 15 Watt vs 35 Watt |
Reasons to consider the Intel Core i7-640M
- 2.7x better performance in PassMark - Single thread mark: 1375 vs 512
- Around 45% better performance in PassMark - CPU mark: 2070 vs 1424
Benchmarks | |
PassMark - Single thread mark | 1375 vs 512 |
PassMark - CPU mark | 2070 vs 1424 |
Compare benchmarks
CPU 1: Intel Atom C2558
CPU 2: Intel Core i7-640M
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | Intel Atom C2558 | Intel Core i7-640M |
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PassMark - Single thread mark | 512 | 1375 |
PassMark - CPU mark | 1424 | 2070 |
Geekbench 4 - Single Core | 499 | |
Geekbench 4 - Multi-Core | 1036 | |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 0.541 | |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 29.806 | |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.151 | |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 0.798 | |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 2.292 |
Compare specifications (specs)
Intel Atom C2558 | Intel Core i7-640M | |
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Essentials |
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Architecture codename | Rangeley | Arrandale |
Launch date | Q3'13 | 20 September 2010 |
Place in performance rating | 2916 | 2909 |
Processor Number | C2558 | i7-640M |
Series | Intel® Atom™ Processor C Series | Legacy Intel® Core™ Processors |
Status | Launched | Discontinued |
Vertical segment | Embedded | Mobile |
Launch price (MSRP) | $346 | |
Price now | $199.95 | |
Value for money (0-100) | 4.18 | |
Performance |
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64 bit support | ||
Base frequency | 2.40 GHz | 2.80 GHz |
Manufacturing process technology | 22 nm | 32 nm |
Number of cores | 4 | 2 |
Number of threads | 4 | 4 |
Bus Speed | 2.5 GT/s DMI | |
Die size | 81 mm2 | |
Front-side bus (FSB) | 2500 MHz | |
L1 cache | 64 KB (per core) | |
L2 cache | 512 KB | |
L3 cache | 4096 KB | |
Maximum core temperature | 105°C | |
Maximum frequency | 3.46 GHz | |
Transistor count | 382 million | |
Memory |
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Max memory channels | 2 | 2 |
Maximum memory size | 64 GB | 8 GB |
Supported memory types | DDR3/DDR3L 1600 | DDR3 800/1066 |
Maximum memory bandwidth | 17.1 GB/s | |
Compatibility |
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Low Halogen Options Available | ||
Package Size | 34 mm x 28 mm | rPGA 37.5mmx 37.5mm, BGA 34mmx28mm |
Sockets supported | FCBGA1283 | BGA1288, PGA988 |
Thermal Design Power (TDP) | 15 Watt | 35 Watt |
Max number of CPUs in a configuration | 1 | |
Peripherals |
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Integrated LAN | ||
Max number of PCIe lanes | 16 | 16 |
Max number of SATA 6 Gb/s Ports | 2 | |
Number of USB ports | 4 | |
PCI Express revision | 2 | 2.0 |
PCIe configurations | x1,x2,x4,x8,x16 | 1x16 |
Total number of SATA ports | 6 | |
UART | ||
USB revision | 2 | |
Security & Reliability |
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Execute Disable Bit (EDB) | ||
Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
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Integrated Intel® QuickAssist Technology | ||
Intel 64 | ||
Intel® AES New Instructions | ||
Intel® Hyper-Threading technology | ||
Intel® Turbo Boost technology | ||
Physical Address Extensions (PAE) | 36-bit | 36-bit |
Enhanced Intel SpeedStep® technology | ||
Flexible Display interface (FDI) | ||
Idle States | ||
Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2 | |
Intel® Fast Memory Access | ||
Intel® Flex Memory Access | ||
Intel® vPro™ Platform Eligibility | ||
Thermal Monitoring | ||
Virtualization |
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Intel® Virtualization Technology (VT-x) | ||
Intel® VT-x with Extended Page Tables (EPT) | ||
Intel® Virtualization Technology for Directed I/O (VT-d) | ||
Graphics |
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Graphics base frequency | 500 MHz | |
Graphics max dynamic frequency | 766 MHz | |
Graphics max frequency | 766 MHz | |
Intel® Clear Video HD technology | ||
Intel® Clear Video technology | ||
Intel® Flexible Display Interface (Intel® FDI) | ||
Processor graphics | Intel HD Graphics | |
Graphics interfaces |
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Number of displays supported | 2 |