| Processor9 differ |
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| Processor manufacturer | Intel | Intel |
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| Processor familyDiffers | Intel® Core™ i5 | Intel Atom® |
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| Processor generationKnown for one | 2nd gen Intel® Core™ i5 | —Unknown — not stated by the source |
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| Processor modelDiffers | i5-2557M | N570 |
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| Processor cores | 2 | 2 |
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| Processor threads | 4 | 4 |
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| Processor boost frequencyKnown for one | 2.7 GHz | —Unknown — not stated by the source |
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| Processor frequencyDiffers | 1.7 GHz | 1.66 GHz |
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| System bus rateDiffers | 5 GT/s | 2.5 GT/s |
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| Processor cacheDiffers | 3 MB | 1 MB |
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| Processor cache typeDiffers | L3 | L2 |
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| Processor socketKnown for one | BGA 1023 | —Unknown — not stated by the source |
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| Processor lithographyDiffers | 32 nm | 45 nm |
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| Processor operating modes | 64-bit | 64-bit |
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| Processor seriesKnown for one | Intel Core i5-2500 Mobile Series | —Unknown — not stated by the source |
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| Processor codenameDiffers | Sandy Bridge | Pineview |
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| Bus typeKnown for one | DMI | —Unknown — not stated by the source |
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| FSB ParityKnown for one | No | —Unknown — not stated by the source |
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| SteppingKnown for one | J1 | —Unknown — not stated by the source |
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| Thermal Design Power (TDP)Differs | 17 W | 8.5 W |
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| TjunctionKnown for one | 100 °C | —Unknown — not stated by the source |
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| Maximum number of PCI Express lanesKnown for one | 16 | —Unknown — not stated by the source |
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| PCI Express configurationsKnown for one | 1x8, 1x16, 2x4, 2x8 | —Unknown — not stated by the source |
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| PCI Express slots versionKnown for one | 2.0 | —Unknown — not stated by the source |
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| CPU multiplier (bus/core ratio)Known for one | 17 | —Unknown — not stated by the source |
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| ECC supported by processorKnown for one | No | —Unknown — not stated by the source |
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| Number of Processing Die TransistorsKnown for one | —Unknown — not stated by the source | 17 M |
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| Processing Die sizeKnown for one | —Unknown — not stated by the source | 87 mm² |
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| Network2 differ |
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| Wi-Fi | Yes | Yes |
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| Wi-Fi standardsKnown for one | 802.11b, 802.11g, Wi-Fi 4 (802.11n) | —Unknown — not stated by the source |
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| Ethernet LANDiffers | No | Yes |
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| Bluetooth | Yes | Yes |
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| Bluetooth versionDiffers | 4.0 | 3.0+HS |
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| Integrated 4G WiMAXKnown for one | Yes | —Unknown — not stated by the source |
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| Networking featuresKnown for one | —Unknown — not stated by the source | Ethernet, Fast Ethernet, WLAN |
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| Ethernet LAN data ratesKnown for one | —Unknown — not stated by the source | 10,100 Mbit/s |
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| Cabling technologyKnown for one | —Unknown — not stated by the source | 10/100Base-T(X) |
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| SIM card supportKnown for one | —Unknown — not stated by the source | No |
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| Ports & interfaces6 differ |
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| USB 2.0 ports quantityDiffers | 1 | 3 |
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| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers | 1 | 0 |
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| eSATA/USB 2.0 ports quantityKnown for one | 0 | —Unknown — not stated by the source |
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| eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one | 0 | —Unknown — not stated by the source |
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| eSATA ports quantity | 0 | 0 |
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| Ethernet LAN (RJ-45) portsDiffers | 0 | 1 |
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| HDMI ports quantity | 0 | 0 |
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| DisplayPorts quantityKnown for one | 0 | —Unknown — not stated by the source |
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| Mini DisplayPorts quantityKnown for one | 1 | —Unknown — not stated by the source |
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| DVI portKnown for one | No | —Unknown — not stated by the source |
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| VGA (D-Sub) ports quantityDiffers | 0 | 1 |
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| Firewire (IEEE 1394) ports | 0 | 0 |
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| Thunderbolt ports quantity | 0 | 0 |
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| Micro HDMI ports quantityKnown for one | 1 | —Unknown — not stated by the source |
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| Headphone outputsDiffers | 0 | 1 |
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| S/PDIF out portKnown for one | No | —Unknown — not stated by the source |
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| Microphone inDiffers | No | Yes |
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| ExpressCard slot | No | No |
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| CardBus PCMCIA slots quantityKnown for one | 0 | —Unknown — not stated by the source |
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| CardBus PCMCIA slot typeKnown for one | No | —Unknown — not stated by the source |
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| SmartCard slotKnown for one | No | —Unknown — not stated by the source |
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| S-Video portKnown for one | No | —Unknown — not stated by the source |
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| Port replicatorKnown for one | —Unknown — not stated by the source | No |
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| TV-outKnown for one | —Unknown — not stated by the source | No |
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| Software1 differ |
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| Operating system installedDiffers | Windows 7 Home Premium | Windows 7 Starter |
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| Operating system architectureKnown for one | 64-bit | —Unknown — not stated by the source |
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| Trial softwareKnown for one | —Unknown — not stated by the source | Microsoft Office Home & Student 2007, Norton Internet Security 2010 |
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| Bundled softwareKnown for one | —Unknown — not stated by the source | Easy Resolution Manager, Samsung Update Plus, Easy Display Manger, Easy Battery Manager, Easy Network Manager, Easy SpeedUp Manager, Adobe Reader, Easy File Share |
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| Processor special features8 differ |
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| Intel® Wireless Display (Intel® WiDi)Known for one | Yes | —Unknown — not stated by the source |
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| CPU configuration (max)Known for one | 1 | —Unknown — not stated by the source |
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| Embedded options available | No | No |
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| Enhanced Intel SpeedStep Technology | Yes | Yes |
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| Execute Disable Bit | Yes | Yes |
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| Graphics & IMC lithographyKnown for one | 32 nm | —Unknown — not stated by the source |
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| Idle StatesKnown for one | Yes | —Unknown — not stated by the source |
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| Intel 64 | Yes | Yes |
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| Intel Clear Video TechnologyKnown for one | No | —Unknown — not stated by the source |
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| Intel Demand Based Switching | No | No |
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| Intel Dual Display Capable TechnologyKnown for one | Yes | —Unknown — not stated by the source |
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| Intel Enhanced Halt StateKnown for one | Yes | —Unknown — not stated by the source |
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| Intel FDI TechnologyKnown for one | Yes | —Unknown — not stated by the source |
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| Intel Fast Memory AccessKnown for one | Yes | —Unknown — not stated by the source |
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| Intel Flex Memory AccessKnown for one | Yes | —Unknown — not stated by the source |
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| Intel Identity Protection Technology versionKnown for one | 1.00 | —Unknown — not stated by the source |
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| Intel Rapid Storage TechnologyKnown for one | No | —Unknown — not stated by the source |
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| Intel Trusted Execution TechnologyDiffers | Yes | No |
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| Intel VT-x with Extended Page Tables (EPT)Known for one | Yes | —Unknown — not stated by the source |
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| Intel Virtualization Technology (VT-x)Differs | Yes | No |
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| Intel Virtualization Technology for Directed I/O (VT-d)Differs | Yes | No |
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| Intel® AES New Instructions (Intel® AES-NI)Known for one | Yes | —Unknown — not stated by the source |
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| Intel® Anti-Theft Technology (Intel® AT)Known for one | Yes | —Unknown — not stated by the source |
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| Intel® Clear Video HD Technology (Intel® CVT HD)Known for one | Yes | —Unknown — not stated by the source |
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| Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one | No | —Unknown — not stated by the source |
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| Intel® Hyper Threading Technology (Intel® HT Technology) | Yes | Yes |
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| Intel® Identity Protection Technology (Intel® IPT)Known for one | Yes | —Unknown — not stated by the source |
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| Intel® InTru™ 3D TechnologyKnown for one | Yes | —Unknown — not stated by the source |
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| Intel® Insider™Known for one | Yes | —Unknown — not stated by the source |
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| Intel® My WiFi Technology (Intel® MWT)Known for one | Yes | —Unknown — not stated by the source |
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| Intel® Quick Sync Video TechnologyKnown for one | Yes | —Unknown — not stated by the source |
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| Intel® Turbo Boost TechnologyDiffers | 2.0 | No |
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| Processor ARK IDDiffers | 54620 | 55637 |
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| Processor package sizeDiffers | 31.0 x 24.0 (BGA1023) | 22 x 22 mm |
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| Supported instruction setsDiffers | AVX | SSE2, SSE3, SSSE3 |
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| Thermal Monitoring Technologies | Yes | Yes |
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| Conflict-Free processorDiffers | No | Yes |
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