AMD Opteron 6344 vs Intel Xeon E5-2643
Comparative analysis of AMD Opteron 6344 and Intel Xeon E5-2643 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.
Differences
Reasons to consider the AMD Opteron 6344
- 8 more cores, run more applications at once: 12 vs 4
- 4 more threads: 12 vs 8
- 2.3x more L1 cache, more data can be stored in the L1 cache for quick access later
- 12x more L2 cache, more data can be stored in the L2 cache for quick access later
- Around 60% more L3 cache; more data can be stored in the L3 cache for quick access later
- Around 13% lower typical power consumption: 115 Watt vs 130 Watt
Number of cores | 12 vs 4 |
Number of threads | 12 vs 8 |
L1 cache | 576 KB vs 64 KB (per core) |
L2 cache | 12 MB vs 256 KB (per core) |
L3 cache | 16 MB vs 10240 KB (shared) |
Thermal Design Power (TDP) | 115 Watt vs 130 Watt |
Reasons to consider the Intel Xeon E5-2643
- Around 75% higher clock speed: 3.50 GHz vs 2 GHz
- Around 4% higher maximum core temperature: 73°C vs 70.40°C
- Around 30% better performance in PassMark - Single thread mark: 1600 vs 1231
- Around 61% better performance in PassMark - CPU mark: 9774 vs 6069
Specifications (specs) | |
Maximum frequency | 3.50 GHz vs 2 GHz |
Maximum core temperature | 73°C vs 70.40°C |
Benchmarks | |
PassMark - Single thread mark | 1600 vs 1231 |
PassMark - CPU mark | 9774 vs 6069 |
Compare benchmarks
CPU 1: AMD Opteron 6344
CPU 2: Intel Xeon E5-2643
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | AMD Opteron 6344 | Intel Xeon E5-2643 |
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PassMark - Single thread mark | 1231 | 1600 |
PassMark - CPU mark | 6069 | 9774 |
Geekbench 4 - Single Core | 638 | |
Geekbench 4 - Multi-Core | 2761 |
Compare specifications (specs)
AMD Opteron 6344 | Intel Xeon E5-2643 | |
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Essentials |
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Family | AMD Opteron | |
OPN Tray | OS6344WKTCGHK | |
Place in performance rating | 1865 | 1858 |
Series | AMD Opteron 6300 Series Processor | Intel® Xeon® Processor E5 Family |
Vertical segment | Server | Server |
Architecture codename | Sandy Bridge EP | |
Launch date | March 2012 | |
Launch price (MSRP) | $218 | |
Price now | $2,664 | |
Processor Number | E5-2643 | |
Status | Discontinued | |
Value for money (0-100) | 0.93 | |
Performance |
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Base frequency | 2.6 GHz | 3.30 GHz |
L1 cache | 576 KB | 64 KB (per core) |
L2 cache | 12 MB | 256 KB (per core) |
L3 cache | 16 MB | 10240 KB (shared) |
Manufacturing process technology | 32 nm | 32 nm |
Maximum core temperature | 70.40°C | 73°C |
Maximum frequency | 2 GHz | 3.50 GHz |
Number of cores | 12 | 4 |
Number of threads | 12 | 8 |
Unlocked | ||
64 bit support | ||
Bus Speed | 8 GT/s QPI | |
Die size | 294 mm | |
Number of QPI Links | 2 | |
Transistor count | 1270 million | |
VID voltage range | 0.60V-1.35V | |
Memory |
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Supported memory frequency | 2000 MHz | |
Supported memory types | DDR3 | DDR3 800/1066/1333/1600 |
ECC memory support | ||
Max memory channels | 4 | |
Maximum memory bandwidth | 51.2 GB/s | |
Maximum memory size | 384 GB | |
Compatibility |
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Sockets supported | G34 | FCLGA2011 |
Thermal Design Power (TDP) | 115 Watt | 130 Watt |
Low Halogen Options Available | ||
Max number of CPUs in a configuration | 2 | |
Package Size | 52.5mm x 45.0mm | |
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) |