AMD Opteron 6281 vs Intel Xeon E5-4620
Comparative analysis of AMD Opteron 6281 and Intel Xeon E5-4620 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Advanced Technologies, Virtualization, Peripherals, Security & Reliability. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.
Differences
Reasons to consider the AMD Opteron 6281
- 8 more cores, run more applications at once: 16 vs 8
- Around 23% higher clock speed: 3.2 GHz vs 2.60 GHz
- Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
- 8x more L2 cache, more data can be stored in the L2 cache for quick access later
- Around 16% better performance in PassMark - Single thread mark: 1129 vs 974
Specifications (specs) | |
Number of cores | 16 vs 8 |
Maximum frequency | 3.2 GHz vs 2.60 GHz |
L1 cache | 768 KB vs 64 KB (per core) |
L2 cache | 16 MB vs 256 KB (per core) |
Benchmarks | |
PassMark - Single thread mark | 1129 vs 974 |
Reasons to consider the Intel Xeon E5-4620
- 2x more L3 cache, more data can be stored in the L3 cache for quick access later
- Around 37% lower typical power consumption: 95 Watt vs 130 Watt
- Around 58% better performance in PassMark - CPU mark: 11474 vs 7279
Specifications (specs) | |
L3 cache | 16384 KB (shared) vs 8 MB |
Thermal Design Power (TDP) | 95 Watt vs 130 Watt |
Benchmarks | |
PassMark - CPU mark | 11474 vs 7279 |
Compare benchmarks
CPU 1: AMD Opteron 6281
CPU 2: Intel Xeon E5-4620
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | AMD Opteron 6281 | Intel Xeon E5-4620 |
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PassMark - Single thread mark | 1129 | 974 |
PassMark - CPU mark | 7279 | 11474 |
Compare specifications (specs)
AMD Opteron 6281 | Intel Xeon E5-4620 | |
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Essentials |
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Architecture codename | Bulldozer | Sandy Bridge EP |
Family | AMD Opteron | |
OPN Tray | OS6281YJTGGGU | |
Place in performance rating | 1939 | 1955 |
Series | AMD Opteron 6200 Series Processor | Intel® Xeon® Processor E5 Family |
Value for money (0-100) | 33.18 | 12.66 |
Vertical segment | Server | Server |
Launch date | May 2012 | |
Launch price (MSRP) | $400 | |
Price now | $189 | |
Processor Number | E5-4620 | |
Status | Discontinued | |
Performance |
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64 bit support | ||
Base frequency | 2.5 GHz | 2.20 GHz |
L1 cache | 768 KB | 64 KB (per core) |
L2 cache | 16 MB | 256 KB (per core) |
L3 cache | 8 MB | 16384 KB (shared) |
Manufacturing process technology | 32 nm | 32 nm |
Maximum frequency | 3.2 GHz | 2.60 GHz |
Number of cores | 16 | 8 |
Number of threads | 16 | 16 |
Unlocked | ||
Bus Speed | 7.2 GT/s QPI | |
Die size | 435 mm | |
Number of QPI Links | 2 | |
Transistor count | 2270 million | |
VID voltage range | 0.6V-1.35V | |
Memory |
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Max memory channels | 2 | 4 |
Supported memory frequency | 2000 MHz | |
Supported memory types | DDR3 | DDR3 800/1066/1333 |
ECC memory support | ||
Maximum memory bandwidth | 42.6 GB/s | |
Maximum memory size | 384 GB | |
Compatibility |
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Max number of CPUs in a configuration | 4 | 4 |
Sockets supported | G34 | FCLGA2011 |
Thermal Design Power (TDP) | 130 Watt | 95 Watt |
Low Halogen Options Available | ||
Package Size | 52.5mm x 45.0mm | |
Advanced Technologies |
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Fused Multiply-Add (FMA) | ||
Intel® Advanced Vector Extensions (AVX) | ||
Intel® AES New Instructions | ||
Enhanced Intel SpeedStep® technology | ||
Idle States | ||
Instruction set extensions | Intel® AVX | |
Intel 64 | ||
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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AMD Virtualization (AMD-V™) | ||
Intel® Virtualization Technology (VT-x) | ||
Intel® Virtualization Technology for Directed I/O (VT-d) | ||
Intel® VT-x with Extended Page Tables (EPT) | ||
Peripherals |
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Max number of PCIe lanes | 40 | |
PCI Express revision | 3.0 | |
Scalability | 4S Only | |
Security & Reliability |
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Execute Disable Bit (EDB) | ||
Intel® Identity Protection technology | ||
Intel® Trusted Execution technology (TXT) |