Xeon 6740E vs Opteron 43CX EE
Primary details
Comparing Opteron 43CX EE and Xeon 6740E processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 37 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 18.71 |
| Market segment | Server | Server |
| Power efficiency | no data | 18.15 |
| Architecture codename | Seoul (2012) | Sierra Forest (2024) |
| Release date | 4 December 2012 (11 years ago) | 3 June 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $5,265 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Opteron 43CX EE 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 | 4 (Quad-Core) | 96 |
| Threads | 4 | 96 |
| Base clock speed | 2.2 GHz | 2.4 GHz |
| Boost clock speed | 3 GHz | 3.2 GHz |
| L1 cache | 192 KB | 96 KB (per core) |
| L2 cache | 4096 KB | 4 MB (per module) |
| L3 cache | 8192 KB (shared) | 96 MB (shared) |
| Chip lithography | 32 nm | 5 nm |
| Die size | 315 mm2 | no data |
| Maximum case temperature (TCase) | no data | 84 °C |
| Number of transistors | 1,200 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on Opteron 43CX EE 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 | 2 | 2 |
| Socket | C32 | 4710 |
| Power consumption (TDP) | 35 Watt | 250 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Opteron 43CX EE 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 43CX EE 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 43CX EE 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 43CX EE 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 | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Opteron 43CX EE and Xeon 6740E.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 88 |
Pros & cons summary
| Recency | 4 December 2012 | 3 June 2024 |
| Physical cores | 4 | 96 |
| Threads | 4 | 96 |
| Chip lithography | 32 nm | 5 nm |
| Power consumption (TDP) | 35 Watt | 250 Watt |
Opteron 43CX EE has 614.3% lower power consumption.
Xeon 6740E, on the other hand, has an age advantage of 11 years, 2300% more physical cores and 2300% more threads, and a 540% more advanced lithography process.
We couldn't decide between Opteron 43CX EE and Xeon 6740E. We've got no test results to judge.
Should you still have questions on choice between Opteron 43CX EE and Xeon 6740E, ask them in Comments section, and we shall answer.
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