Intel Core i5-2540M vs Intel Core i7-640M
Comparative analysis of Intel Core i5-2540M and Intel Core i7-640M 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, 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 - Bitcoin Mining (mHash/s), CompuBench 1.5 Desktop - Video Composition (Frames/s).
Differences
Reasons to consider the Intel Core i5-2540M
- CPU is newer: launch date 5 month(s) later
- 2x more maximum memory size: 16 GB vs 8 GB
- Around 2% better performance in PassMark - Single thread mark: 1402 vs 1377
- Around 13% better performance in PassMark - CPU mark: 2362 vs 2083
- Around 12% better performance in Geekbench 4 - Single Core: 558 vs 499
- Around 18% better performance in Geekbench 4 - Multi-Core: 1221 vs 1036
- 3.7x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 2.022 vs 0.541
- Around 50% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.227 vs 0.151
| Specifications (specs) | |
| Launch date | 20 February 2011 vs 20 September 2010 |
| Maximum memory size | 16 GB vs 8 GB |
| Benchmarks | |
| PassMark - Single thread mark | 1402 vs 1377 |
| PassMark - CPU mark | 2362 vs 2083 |
| Geekbench 4 - Single Core | 558 vs 499 |
| Geekbench 4 - Multi-Core | 1221 vs 1036 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 2.022 vs 0.541 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 29.922 vs 29.806 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.227 vs 0.151 |
Reasons to consider the Intel Core i7-640M
- Around 5% higher clock speed: 3.46 GHz vs 3.30 GHz
- Around 5% higher maximum core temperature: 105°C vs 100 C
- Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
- Around 13% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 2.292 vs 2.022
| Specifications (specs) | |
| Maximum frequency | 3.46 GHz vs 3.30 GHz |
| Maximum core temperature | 105°C vs 100 C |
| L3 cache | 4096 KB vs 3072 KB |
| Benchmarks | |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 2.292 vs 2.022 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 0.798 vs 0.797 |
Compare benchmarks
CPU 1: Intel Core i5-2540M
CPU 2: Intel Core i7-640M
| 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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| CompuBench 1.5 Desktop - Face Detection (mPixels/s) |
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| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) |
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| CompuBench 1.5 Desktop - T-Rex (Frames/s) |
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| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) |
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| CompuBench 1.5 Desktop - Video Composition (Frames/s) |
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| Name | Intel Core i5-2540M | Intel Core i7-640M |
|---|---|---|
| PassMark - Single thread mark | 1402 | 1377 |
| PassMark - CPU mark | 2362 | 2083 |
| Geekbench 4 - Single Core | 558 | 499 |
| Geekbench 4 - Multi-Core | 1221 | 1036 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 2.022 | 0.541 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 29.922 | 29.806 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.227 | 0.151 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 2.022 | 2.292 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 0.797 | 0.798 |
Compare specifications (specs)
| Intel Core i5-2540M | Intel Core i7-640M | |
|---|---|---|
Essentials |
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| Architecture codename | Sandy Bridge | Arrandale |
| Launch date | 20 February 2011 | 20 September 2010 |
| Launch price (MSRP) | $266 | $346 |
| Place in performance rating | 2832 | 2922 |
| Price now | $89.97 | $199.95 |
| Processor Number | i5-2540M | i7-640M |
| Series | Legacy Intel® Core™ Processors | Legacy Intel® Core™ Processors |
| Status | Launched | Discontinued |
| Value for money (0-100) | 12.38 | 4.18 |
| Vertical segment | Mobile | Mobile |
Performance |
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| 64 bit support | ||
| Base frequency | 2.60 GHz | 2.80 GHz |
| Bus Speed | 5 GT/s DMI | 2.5 GT/s DMI |
| Die size | 149 mm | 81 mm2 |
| L1 cache | 128 KB | 64 KB (per core) |
| L2 cache | 512 KB | 512 KB |
| L3 cache | 3072 KB | 4096 KB |
| Manufacturing process technology | 32 nm | 32 nm |
| Maximum core temperature | 100 C | 105°C |
| Maximum frequency | 3.30 GHz | 3.46 GHz |
| Number of cores | 2 | 2 |
| Number of threads | 4 | 4 |
| Transistor count | 624 Million | 382 million |
| Front-side bus (FSB) | 2500 MHz | |
Memory |
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| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 21.3 GB/s | 17.1 GB/s |
| Maximum memory size | 16 GB | 8 GB |
| Supported memory types | DDR3 1066/1333 | DDR3 800/1066 |
Graphics |
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| Device ID | 0x116 | |
| Graphics base frequency | 650 MHz | 500 MHz |
| Graphics max dynamic frequency | 1.30 GHz | 766 MHz |
| Graphics max frequency | 1.3 GHz | 766 MHz |
| 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 | Intel HD Graphics |
| Intel® Clear Video technology | ||
Graphics interfaces |
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| CRT | ||
| DisplayPort | ||
| eDP | ||
| HDMI | ||
| Number of displays supported | 2 | 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 | 37.5mm x 37.5mm (rPGA988B); 31mm x 24mm (BGA1023) | rPGA 37.5mmx 37.5mm, BGA 34mmx28mm |
| Sockets supported | PPGA988, FCBGA1023 | BGA1288, PGA988 |
| Thermal Design Power (TDP) | 35 Watt | 35 Watt |
Peripherals |
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| Max number of PCIe lanes | 16 | 16 |
| PCI Express revision | 2.0 | 2.0 |
| PCIe configurations | 1x16, 2x8, 1x8+2x4 | 1x16 |
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® SSE4.1, Intel® SSE4.2 |
| Intel 64 | ||
| Intel® Advanced Vector Extensions (AVX) | ||
| 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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| AMD Virtualization (AMD-V™) | ||
| Intel® Virtualization Technology (VT-x) | ||
| Intel® Virtualization Technology for Directed I/O (VT-d) | ||
| Intel® VT-x with Extended Page Tables (EPT) | ||
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