Athlon 64 X2 4800+ vs Athlon X4 840
Primary details
Comparing Athlon X4 840 and Athlon 64 X2 (Desktop) 4800+ processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1875 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Series | 4x Athlon | 2x Athlon 64 (Desktop) |
| Power efficiency | 3.04 | no data |
| Architecture codename | Kaveri (2014−2015) | Windsor (2006−2007) |
| Release date | August 2014 (10 years ago) | no data (2024 years ago) |
Detailed specifications
Athlon X4 840 and Athlon 64 X2 (Desktop) 4800+ 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) | 2 (Dual-core) |
| Threads | 4 | 2 |
| Base clock speed | 3.1 GHz | no data |
| Boost clock speed | 3.8 GHz | 2.4 GHz |
| Bus rate | no data | 1000 MHz |
| L1 cache | 256K | no data |
| L2 cache | 4 MB | no data |
| Chip lithography | 28 nm | 90 nm |
| Die size | 245 mm2 | no data |
| Maximum case temperature (TCase) | 72 °C | no data |
| Number of transistors | 2,411 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | + | - |
Compatibility
Information on Athlon X4 840 and Athlon 64 X2 (Desktop) 4800+ 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 | no data |
| Socket | Socket FM2+ | no data |
| Power consumption (TDP) | 65 watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Athlon X4 840 and Athlon 64 X2 (Desktop) 4800+. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| FMA | + | - |
| AVX | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Athlon X4 840 and Athlon 64 X2 (Desktop) 4800+ are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Athlon X4 840 and Athlon 64 X2 (Desktop) 4800+. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
Peripherals
Specifications and connection of peripherals supported by Athlon X4 840 and Athlon 64 X2 (Desktop) 4800+.
| PCIe version | 3.0 | no data |
| PCI Express lanes | 16 | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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
| Physical cores | 4 | 2 |
| Threads | 4 | 2 |
| Chip lithography | 28 nm | 90 nm |
Athlon X4 840 has 100% more physical cores and 100% more threads, and a 221.4% more advanced lithography process.
We couldn't decide between Athlon X4 840 and Athlon 64 X2 4800+. We've got no test results to judge.
Should you still have questions on choice between Athlon X4 840 and Athlon 64 X2 4800+, ask them in Comments section, and we shall answer.
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