Pentium D 840 EE vs Athlon II X3 425e
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2494 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 3.03 | no data |
| Designer | AMD | Intel |
| Architecture codename | Rana (2009−2011) | Smithfield (2005) |
| Release date | 3 May 2011 (14 years ago) | May 2005 (20 years ago) |
Detailed specifications
Athlon II X3 425e and Pentium D 840 EE 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 | 3 (Tri-Core) | 2 (Dual-core) |
| Threads | 3 | 4 |
| Base clock speed | 2.7 GHz | no data |
| Boost clock speed | 2.7 GHz | 3.2 GHz |
| L1 cache | 128 KB (per core) | 28 KB |
| L2 cache | 512 KB (per core) | 2 MB |
| L3 cache | 0 KB | 0 KB |
| Chip lithography | 45 nm | 90 nm |
| Die size | 169 mm2 | 206 mm2 |
| Number of transistors | 300 million | 169 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon II X3 425e and Pentium D 840 EE 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 | 1 | 2 |
| Socket | AM3 | 775 |
| Power consumption (TDP) | 45 Watt | 130 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon II X3 425e and Pentium D 840 EE. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon II X3 425e and Pentium D 840 EE. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR1, DDR2, DDR3 |
Peripherals
Specifications and connection of peripherals supported by Athlon II X3 425e and Pentium D 840 EE.
| PCIe version | 2.0 | no data |
Pros & cons summary
| Physical cores | 3 | 2 |
| Threads | 3 | 4 |
| Chip lithography | 45 nm | 90 nm |
| Power consumption (TDP) | 45 Watt | 130 Watt |
Athlon II X3 425e has 50% more physical cores, a 100% more advanced lithography process, and 188.9% lower power consumption.
Pentium D 840 EE, on the other hand, has 33.3% more threads.
We couldn't decide between AMD Athlon II X3 425e and Intel Pentium D 840 EE. We've got no test results to judge.
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