Intel Xeon E5-2660 vs Intel Xeon L5638
Comparative analysis of Intel Xeon E5-2660 and Intel Xeon L5638 processors for all known characteristics in the following categories: Essentials, Performance, Memory, 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).
Differences
Reasons to consider the Intel Xeon E5-2660
- CPU is newer: launch date 2 year(s) 0 month(s) later
- 2 more cores, run more applications at once: 8 vs 6
- 4 more threads: 16 vs 12
- Around 25% higher clock speed: 3.00 GHz vs 2.40 GHz
- Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
- Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
- Around 67% more L3 cache; more data can be stored in the L3 cache for quick access later
- Around 44% better performance in PassMark - Single thread mark: 1358 vs 944
- Around 96% better performance in PassMark - CPU mark: 14111 vs 7217
Specifications (specs) | |
Launch date | March 2012 vs March 2010 |
Number of cores | 8 vs 6 |
Number of threads | 16 vs 12 |
Maximum frequency | 3.00 GHz vs 2.40 GHz |
L1 cache | 64 KB (per core) vs 64 KB (per core) |
L2 cache | 256 KB (per core) vs 256 KB (per core) |
L3 cache | 20480 KB (shared) vs 12288 KB (shared) |
Benchmarks | |
PassMark - Single thread mark | 1358 vs 944 |
PassMark - CPU mark | 14111 vs 7217 |
Reasons to consider the Intel Xeon L5638
- Around 16% higher maximum core temperature: 85°C vs 73 °C
- Around 58% lower typical power consumption: 60 Watt vs 95 Watt
Maximum core temperature | 85°C vs 73 °C |
Thermal Design Power (TDP) | 60 Watt vs 95 Watt |
Compare benchmarks
CPU 1: Intel Xeon E5-2660
CPU 2: Intel Xeon L5638
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | Intel Xeon E5-2660 | Intel Xeon L5638 |
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PassMark - Single thread mark | 1358 | 944 |
PassMark - CPU mark | 14111 | 7217 |
Geekbench 4 - Single Core | 549 | |
Geekbench 4 - Multi-Core | 4175 | |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 9.383 | |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 53.899 | |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.842 | |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 4.689 | |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 12.508 |
Compare specifications (specs)
Intel Xeon E5-2660 | Intel Xeon L5638 | |
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Essentials |
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Architecture codename | Sandy Bridge EP | Westmere EP |
Launch date | March 2012 | March 2010 |
Launch price (MSRP) | $85 | $90 |
Place in performance rating | 2139 | 2148 |
Price now | $102 | $69.90 |
Processor Number | E5-2660 | L5638 |
Series | Intel® Xeon® Processor E5 Family | Legacy Intel® Xeon® Processors |
Status | Discontinued | Launched |
Value for money (0-100) | 32.05 | 23.41 |
Vertical segment | Server | Server |
Performance |
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64 bit support | ||
Base frequency | 2.20 GHz | 2.00 GHz |
Bus Speed | 8 GT/s QPI | 5.86 GT/s QPI |
Die size | 435 mm | 239 mm |
L1 cache | 64 KB (per core) | 64 KB (per core) |
L2 cache | 256 KB (per core) | 256 KB (per core) |
L3 cache | 20480 KB (shared) | 12288 KB (shared) |
Manufacturing process technology | 32 nm | 32 nm |
Maximum core temperature | 73 °C | 85°C |
Maximum frequency | 3.00 GHz | 2.40 GHz |
Number of cores | 8 | 6 |
Number of QPI Links | 2 | 2 |
Number of threads | 16 | 12 |
Transistor count | 2270 million | 1170 million |
VID voltage range | 0.60V-1.35V | 1.0 - 1.5V |
Memory |
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ECC memory support | ||
Max memory channels | 4 | |
Maximum memory bandwidth | 51.2 GB/s | |
Maximum memory size | 384 GB | |
Supported memory types | DDR3 800/1066/1333/1600 | DDR3 |
Compatibility |
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Low Halogen Options Available | ||
Max number of CPUs in a configuration | 2 | 2 |
Package Size | 52.5mm x 45.0mm | |
Sockets supported | FCLGA2011 | FCLGA1366 |
Thermal Design Power (TDP) | 95 Watt | 60 Watt |
Peripherals |
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Max number of PCIe lanes | 40 | |
PCI Express revision | 3.0 | |
Scalability | 2S Only | |
Security & Reliability |
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Execute Disable Bit (EDB) | ||
Intel® Identity Protection technology | ||
Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
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Enhanced Intel SpeedStep® technology | ||
Idle States | ||
Instruction set extensions | Intel® AVX | |
Intel 64 | ||
Intel® Advanced Vector Extensions (AVX) | ||
Intel® AES New Instructions | ||
Intel® Demand Based Switching | ||
Intel® Flex Memory Access | ||
Intel® Hyper-Threading technology | ||
Intel® Turbo Boost technology | ||
Intel® vPro™ Platform Eligibility | ||
Thermal Monitoring | ||
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) |