Xeon 6740E vs Opteron 6344
Aggregate performance score
Xeon 6740E outperforms Opteron 6344 by a whopping 1155% based on our aggregate benchmark results.
Primary details
Comparing Opteron 6344 and Xeon 6740E processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1475 | 38 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 1.43 | 18.92 |
| Market segment | Server | Server |
| Power efficiency | 3.14 | 18.15 |
| Architecture codename | Abu Dhabi (2012) | Sierra Forest (2024) |
| Release date | 5 November 2012 (12 years ago) | 3 June 2024 (less than a year ago) |
| Launch price (MSRP) | $415 | $5,265 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Xeon 6740E has 1223% better value for money than Opteron 6344.
Detailed specifications
Opteron 6344 and Xeon 6740E basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 12 (Dodeca-Core) | 96 |
| Threads | 12 | 96 |
| Base clock speed | 2.6 GHz | 2.4 GHz |
| Boost clock speed | 3.2 GHz | 3.2 GHz |
| L1 cache | 576 KB | 96 KB (per core) |
| L2 cache | 2 MB (per module) | 4 MB (per module) |
| L3 cache | 8 MB (per die) | 96 MB (shared) |
| Chip lithography | 32 nm | 5 nm |
| Die size | 2x 315 mm2 | no data |
| Maximum case temperature (TCase) | 70 °C | 84 °C |
| Number of transistors | 2,400 million | no data |
| 64 bit support | + | + |
Compatibility
Information on Opteron 6344 and Xeon 6740E compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 4 | 2 |
| Socket | G34 | 4710 |
| Power consumption (TDP) | 115 Watt | 250 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Opteron 6344 and Xeon 6740E. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | + | - |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | no data | + |
| TSX | - | + |
Security technologies
Opteron 6344 and Xeon 6740E technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Opteron 6344 and Xeon 6740E are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Opteron 6344 and Xeon 6740E. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | N/A |
Peripherals
Specifications and connection of peripherals supported by Opteron 6344 and Xeon 6740E.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | no data | 88 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Performance score | 3.82 | 47.95 |
| Recency | 5 November 2012 | 3 June 2024 |
| Physical cores | 12 | 96 |
| Threads | 12 | 96 |
| Chip lithography | 32 nm | 5 nm |
| Power consumption (TDP) | 115 Watt | 250 Watt |
Opteron 6344 has 117.4% lower power consumption.
Xeon 6740E, on the other hand, has a 1155.2% higher aggregate performance score, an age advantage of 11 years, 700% more physical cores and 700% more threads, and a 540% more advanced lithography process.
The Xeon 6740E is our recommended choice as it beats the Opteron 6344 in performance tests.
Should you still have questions on choice between Opteron 6344 and Xeon 6740E, ask them in Comments section, and we shall answer.
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