Intel Core i7-2637M vs Intel Core i7-840QM
Comparative analysis of Intel Core i7-2637M and Intel Core i7-840QM processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.
Differences
Reasons to consider the Intel Core i7-2637M
- CPU is newer: launch date 7 month(s) later
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
- 2.6x lower typical power consumption: 17 Watt vs 45 Watt
- Around 1% better performance in PassMark - Single thread mark: 1144 vs 1138
- Around 13% better performance in Geekbench 4 - Single Core: 449 vs 398
Specifications (specs) | |
Launch date | 3 January 2011 vs 1 June 2010 |
Manufacturing process technology | 32 nm vs 45 nm |
Maximum memory size | 8.01 GB vs 8 GB |
Thermal Design Power (TDP) | 17 Watt vs 45 Watt |
Benchmarks | |
PassMark - Single thread mark | 1144 vs 1138 |
Geekbench 4 - Single Core | 449 vs 398 |
Reasons to consider the Intel Core i7-840QM
- 2 more cores, run more applications at once: 4 vs 2
- 4 more threads: 8 vs 4
- Around 14% higher clock speed: 3.20 GHz vs 2.80 GHz
- 2x more L1 cache, more data can be stored in the L1 cache for quick access later
- 2x more L2 cache, more data can be stored in the L2 cache for quick access later
- 2x more L3 cache, more data can be stored in the L3 cache for quick access later
- Around 5% better performance in PassMark - CPU mark: 1952 vs 1854
- Around 34% better performance in Geekbench 4 - Multi-Core: 1289 vs 963
Specifications (specs) | |
Number of cores | 4 vs 2 |
Number of threads | 8 vs 4 |
Maximum frequency | 3.20 GHz vs 2.80 GHz |
L1 cache | 256 KB vs 128 KB |
L2 cache | 1 MB vs 512 KB |
L3 cache | 8 MB vs 4 MB |
Benchmarks | |
PassMark - CPU mark | 1952 vs 1854 |
Geekbench 4 - Multi-Core | 1289 vs 963 |
Compare benchmarks
CPU 1: Intel Core i7-2637M
CPU 2: Intel Core i7-840QM
PassMark - Single thread mark |
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PassMark - CPU mark |
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Geekbench 4 - Single Core |
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Geekbench 4 - Multi-Core |
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Name | Intel Core i7-2637M | Intel Core i7-840QM |
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PassMark - Single thread mark | 1144 | 1138 |
PassMark - CPU mark | 1854 | 1952 |
Geekbench 4 - Single Core | 449 | 398 |
Geekbench 4 - Multi-Core | 963 | 1289 |
Compare specifications (specs)
Intel Core i7-2637M | Intel Core i7-840QM | |
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Essentials |
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Architecture codename | Sandy Bridge | Clarksfield |
Launch date | 3 January 2011 | 1 June 2010 |
Launch price (MSRP) | $289 | $568 |
Place in performance rating | 2499 | 2502 |
Processor Number | i7-2637M | i7-840QM |
Series | Legacy Intel® Core™ Processors | Legacy Intel® Core™ Processors |
Status | Launched | Discontinued |
Vertical segment | Mobile | Mobile |
Price now | $289.97 | |
Value for money (0-100) | 3.46 | |
Performance |
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64 bit support | ||
Base frequency | 1.70 GHz | 1.86 GHz |
Bus Speed | 5 GT/s DMI | 2.5 GT/s DMI |
Die size | 149 mm | 296 mm2 |
L1 cache | 128 KB | 256 KB |
L2 cache | 512 KB | 1 MB |
L3 cache | 4 MB | 8 MB |
Manufacturing process technology | 32 nm | 45 nm |
Maximum core temperature | 100 C | 100°C |
Maximum frequency | 2.80 GHz | 3.20 GHz |
Number of cores | 2 | 4 |
Number of threads | 4 | 8 |
Transistor count | 624 Million | 774 million |
Front-side bus (FSB) | 2500 MHz | |
Memory |
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Max memory channels | 2 | 2 |
Maximum memory bandwidth | 21.3 GB/s | 21 GB/s |
Maximum memory size | 8.01 GB | 8 GB |
Supported memory types | DDR3 1066/1333 | DDR3 1066/1333 |
Graphics |
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Device ID | 0x116 | |
Graphics base frequency | 350 MHz | |
Graphics max dynamic frequency | 1.20 GHz | |
Graphics max frequency | 1.2 GHz | |
Intel® Clear Video HD technology | ||
Intel® Flexible Display Interface (Intel® FDI) | ||
Intel® InTru™ 3D technology | ||
Intel® Quick Sync Video | ||
Processor graphics | Intel® HD Graphics 3000 | |
Graphics interfaces |
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CRT | ||
DisplayPort | ||
eDP | ||
HDMI | ||
Number of displays supported | 2 | |
SDVO | ||
Wireless Display (WiDi) support | ||
Compatibility |
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Low Halogen Options Available | ||
Max number of CPUs in a configuration | 1 | 1 |
Package Size | 31.0mm x 24.0mm (BGA1023) | 37.5mm x 37.5mm |
Sockets supported | FCBGA1023 | PGA988 |
Thermal Design Power (TDP) | 17 Watt | 45 Watt |
Peripherals |
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Max number of PCIe lanes | 16 | 16 |
PCI Express revision | 2.0 | 2 |
PCIe configurations | 1x16, 2x8, 1x8 2x4 | 1x16, 2x8 |
Security & Reliability |
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Anti-Theft technology | ||
Execute Disable Bit (EDB) | ||
Intel® Identity Protection technology | ||
Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
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4G WiMAX Wireless | ||
Enhanced Intel SpeedStep® technology | ||
Flexible Display interface (FDI) | ||
Idle States | ||
Instruction set extensions | Intel® AVX | Intel® SSE4.2 |
Intel 64 | ||
Intel® AES New Instructions | ||
Intel® Demand Based Switching | ||
Intel® Fast Memory Access | ||
Intel® Flex Memory Access | ||
Intel® Hyper-Threading technology | ||
Intel® My WiFi technology | ||
Intel® Turbo Boost technology | ||
Intel® vPro™ Platform Eligibility | ||
Thermal Monitoring | ||
Physical Address Extensions (PAE) | 36-bit | |
Virtualization |
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Intel® Virtualization Technology (VT-x) | ||
Intel® Virtualization Technology for Directed I/O (VT-d) | ||
Intel® VT-x with Extended Page Tables (EPT) |