Intel Xeon E5540 vs Intel Xeon 5148
Comparative analysis of Intel Xeon E5540 and Intel Xeon 5148 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, 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 Xeon E5540
- CPU is newer: launch date 2 year(s) 8 month(s) later
- 2 more cores, run more applications at once: 4 vs 2
- Around 20% higher clock speed: 2.80 GHz vs 2.33 GHz
- Around 31% higher maximum core temperature: 76°C vs 58°C
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 65 nm
- Around 27% better performance in PassMark - Single thread mark: 1104 vs 868
- 5.3x better performance in PassMark - CPU mark: 4793 vs 912
Specifications (specs) | |
Launch date | March 2009 vs June 2006 |
Number of cores | 4 vs 2 |
Maximum frequency | 2.80 GHz vs 2.33 GHz |
Maximum core temperature | 76°C vs 58°C |
Manufacturing process technology | 45 nm vs 65 nm |
Max number of CPUs in a configuration | 2 vs 1 |
Benchmarks | |
PassMark - Single thread mark | 1104 vs 868 |
PassMark - CPU mark | 4793 vs 912 |
Reasons to consider the Intel Xeon 5148
- 4x more L2 cache, more data can be stored in the L2 cache for quick access later
- 2x lower typical power consumption: 40 Watt vs 80 Watt
L2 cache | 4096 KB vs 256 KB (per core) |
Thermal Design Power (TDP) | 40 Watt vs 80 Watt |
Compare benchmarks
CPU 1: Intel Xeon E5540
CPU 2: Intel Xeon 5148
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | Intel Xeon E5540 | Intel Xeon 5148 |
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PassMark - Single thread mark | 1104 | 868 |
PassMark - CPU mark | 4793 | 912 |
Geekbench 4 - Single Core | 383 | |
Geekbench 4 - Multi-Core | 1596 |
Compare specifications (specs)
Intel Xeon E5540 | Intel Xeon 5148 | |
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Essentials |
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Architecture codename | Nehalem EP | Woodcrest |
Launch date | March 2009 | June 2006 |
Launch price (MSRP) | $30 | $9 |
Place in performance rating | 2450 | 2464 |
Price now | $35 | $13.13 |
Processor Number | E5540 | 5148 |
Series | Legacy Intel® Xeon® Processors | Legacy Intel® Xeon® Processors |
Status | Launched | Launched |
Value for money (0-100) | 40.05 | 35.65 |
Vertical segment | Server | Server |
Performance |
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64 bit support | ||
Base frequency | 2.53 GHz | 2.33 GHz |
Bus Speed | 5.86 GT/s QPI | 1333 MHz FSB |
Die size | 263 mm2 | 143 mm2 |
L1 cache | 64 KB (per core) | |
L2 cache | 256 KB (per core) | 4096 KB |
L3 cache | 8192 KB (shared) | |
Manufacturing process technology | 45 nm | 65 nm |
Maximum core temperature | 76°C | 58°C |
Maximum frequency | 2.80 GHz | 2.33 GHz |
Number of cores | 4 | 2 |
Number of QPI Links | 2 | |
Number of threads | 8 | |
Transistor count | 731 million | 291 million |
VID voltage range | 0.75V -1.35V | 1.150V-1.250V |
Memory |
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ECC memory support | ||
Max memory channels | 3 | |
Maximum memory bandwidth | 25.6 GB/s | |
Maximum memory size | 144 GB | |
Supported memory types | DDR3 800/1066 | DDR2 |
Compatibility |
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Low Halogen Options Available | ||
Max number of CPUs in a configuration | 2 | 1 |
Package Size | 42.5mm x 45mm | 37.5mm x 37.5mm |
Sockets supported | FCLGA1366 | LGA771 |
Thermal Design Power (TDP) | 80 Watt | 40 Watt |
Scenario Design Power (SDP) | 0 W | |
Security & Reliability |
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Execute Disable Bit (EDB) | ||
Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
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Enhanced Intel SpeedStep® technology | ||
Idle States | ||
Intel 64 | ||
Intel® Demand Based Switching | ||
Intel® Hyper-Threading technology | ||
Intel® Turbo Boost technology | ||
Physical Address Extensions (PAE) | 40-bit | 32-bit |
FSB parity | ||
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) |