AMD Opteron 1385 vs Intel Xeon L5638
Comparative analysis of AMD Opteron 1385 and Intel Xeon L5638 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.
Differences
Reasons to consider the AMD Opteron 1385
- 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 10% better performance in PassMark - Single thread mark: 1035 vs 944
Specifications (specs) | |
L1 cache | 512 KB vs 64 KB (per core) |
L2 cache | 2 MB vs 256 KB (per core) |
Benchmarks | |
PassMark - Single thread mark | 1035 vs 944 |
Reasons to consider the Intel Xeon L5638
- CPU is newer: launch date 8 month(s) later
- 2 more cores, run more applications at once: 6 vs 4
- 8 more threads: 12 vs 4
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
- 2x more L3 cache, more data can be stored in the L3 cache for quick access later
- Around 92% lower typical power consumption: 60 Watt vs 115 Watt
- 3.8x better performance in PassMark - CPU mark: 7217 vs 1898
Specifications (specs) | |
Launch date | March 2010 vs 1 Jun 2009 |
Number of cores | 6 vs 4 |
Number of threads | 12 vs 4 |
Manufacturing process technology | 32 nm vs 45 nm |
L3 cache | 12288 KB (shared) vs 6 MB |
Max number of CPUs in a configuration | 2 vs 1 |
Thermal Design Power (TDP) | 60 Watt vs 115 Watt |
Benchmarks | |
PassMark - CPU mark | 7217 vs 1898 |
Compare benchmarks
CPU 1: AMD Opteron 1385
CPU 2: Intel Xeon L5638
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | AMD Opteron 1385 | Intel Xeon L5638 |
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PassMark - Single thread mark | 1035 | 944 |
PassMark - CPU mark | 1898 | 7217 |
Compare specifications (specs)
AMD Opteron 1385 | Intel Xeon L5638 | |
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Essentials |
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Architecture codename | K10 | Westmere EP |
Launch date | 1 Jun 2009 | March 2010 |
Launch price (MSRP) | $229 | $90 |
Place in performance rating | 2226 | 2148 |
Vertical segment | Server | Server |
Price now | $69.90 | |
Processor Number | L5638 | |
Series | Legacy Intel® Xeon® Processors | |
Status | Launched | |
Value for money (0-100) | 23.41 | |
Performance |
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Base frequency | 2.7 GHz | 2.00 GHz |
L1 cache | 512 KB | 64 KB (per core) |
L2 cache | 2 MB | 256 KB (per core) |
L3 cache | 6 MB | 12288 KB (shared) |
Manufacturing process technology | 45 nm | 32 nm |
Number of cores | 4 | 6 |
Number of threads | 4 | 12 |
64 bit support | ||
Bus Speed | 5.86 GT/s QPI | |
Die size | 239 mm | |
Maximum core temperature | 85°C | |
Maximum frequency | 2.40 GHz | |
Number of QPI Links | 2 | |
Transistor count | 1170 million | |
VID voltage range | 1.0 - 1.5V | |
Memory |
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Maximum memory size | 256 TB | |
Supported memory types | DDR3-1333, DDR2-1066 | DDR3 |
Compatibility |
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Max number of CPUs in a configuration | 1 | 2 |
Sockets supported | AM2+, AM3 | FCLGA1366 |
Thermal Design Power (TDP) | 115 Watt | 60 Watt |
Low Halogen Options Available | ||
Security & Reliability |
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Intel® Trusted Execution technology (TXT) | ||
Advanced Technologies |
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Idle States | ||
Intel 64 | ||
Intel® AES New Instructions | ||
Intel® Hyper-Threading technology | ||
Intel® Turbo Boost technology | ||
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) |