Intel Xeon E5-2403 vs Intel Xeon X5660
Comparative analysis of Intel Xeon E5-2403 and Intel Xeon X5660 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 E5-2403
- CPU is newer: launch date 2 year(s) 2 month(s) later
- Around 33% higher maximum memory size: 384 GB vs 288 GB
- Around 19% lower typical power consumption: 80 Watt vs 95 Watt
| Launch date | May 2012 vs March 2010 |
| Maximum memory size | 384 GB vs 288 GB |
| Thermal Design Power (TDP) | 80 Watt vs 95 Watt |
Reasons to consider the Intel Xeon X5660
- 2 more cores, run more applications at once: 6 vs 4
- 8 more threads: 12 vs 4
- Around 78% higher clock speed: 3.20 GHz vs 1.8 GHz
- Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
- Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
- Around 20% more L3 cache; more data can be stored in the L3 cache for quick access later
- Around 68% better performance in PassMark - Single thread mark: 1350 vs 802
- 4.4x better performance in PassMark - CPU mark: 10343 vs 2367
| Specifications (specs) | |
| Number of cores | 6 vs 4 |
| Number of threads | 12 vs 4 |
| Maximum frequency | 3.20 GHz vs 1.8 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 | 12288 KB (shared) vs 10240 KB (shared) |
| Benchmarks | |
| PassMark - Single thread mark | 1350 vs 802 |
| PassMark - CPU mark | 10343 vs 2367 |
Compare benchmarks
CPU 1: Intel Xeon E5-2403
CPU 2: Intel Xeon X5660
| PassMark - Single thread mark |
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| PassMark - CPU mark |
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| Name | Intel Xeon E5-2403 | Intel Xeon X5660 |
|---|---|---|
| PassMark - Single thread mark | 802 | 1350 |
| PassMark - CPU mark | 2367 | 10343 |
| Geekbench 4 - Single Core | 542 | |
| Geekbench 4 - Multi-Core | 3231 | |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 2.733 | |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 55.088 | |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.722 | |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 1.363 | |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 12.8 |
Compare specifications (specs)
| Intel Xeon E5-2403 | Intel Xeon X5660 | |
|---|---|---|
Essentials |
||
| Architecture codename | Sandy Bridge EN | Westmere EP |
| Launch date | May 2012 | March 2010 |
| Launch price (MSRP) | $230 | $33 |
| Place in performance rating | 2505 | 2412 |
| Price now | $364.97 | $112.91 |
| Processor Number | E5-2403 | X5660 |
| Series | Intel® Xeon® Processor E5 Family | Legacy Intel® Xeon® Processors |
| Status | Discontinued | Discontinued |
| Value for money (0-100) | 2.84 | 19.89 |
| Vertical segment | Server | Server |
Performance |
||
| 64 bit support | ||
| Base frequency | 1.80 GHz | 2.80 GHz |
| Bus Speed | 6.4 GT/s QPI | 6.4 GT/s QPI |
| Die size | 294 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 | 10240 KB (shared) | 12288 KB (shared) |
| Manufacturing process technology | 32 nm | 32 nm |
| Maximum frequency | 1.8 GHz | 3.20 GHz |
| Number of cores | 4 | 6 |
| Number of QPI Links | 1 | 2 |
| Number of threads | 4 | 12 |
| Transistor count | 1270 million | 1170 million |
| VID voltage range | 0.6V-1.35V | 0.750V-1.350V |
| Maximum core temperature | 81.3°C | |
Memory |
||
| ECC memory support | ||
| Max memory channels | 3 | 3 |
| Maximum memory bandwidth | 25 GB/s | 32 GB/s |
| Maximum memory size | 384 GB | 288 GB |
| Supported memory types | DDR3 800/1066 | DDR3 800/1066/1333 |
Compatibility |
||
| Low Halogen Options Available | ||
| Max number of CPUs in a configuration | 2 | 2 |
| Package Size | 45mm x 42.5mm | 42.5mmX45mm |
| Sockets supported | FCLGA1356 | FCLGA1366 |
| Thermal Design Power (TDP) | 80 Watt | 95 Watt |
Peripherals |
||
| Max number of PCIe lanes | 24 | |
| PCI Express revision | 3.0 | |
| Scalability | 2S Only | |
Security & Reliability |
||
| Execute Disable Bit (EDB) | ||
| Intel® Identity Protection technology | ||
| Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
||
| Enhanced Intel SpeedStep® technology | ||
| Idle States | ||
| Instruction set extensions | Intel® AVX | Intel® SSE4.2 |
| 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 | ||
| Thermal Monitoring | ||
| Physical Address Extensions (PAE) | 40-bit | |
Virtualization |
||
| 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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