Athlon 64 FX-74 vs Phenom II X3 P840
Aggregate performance score
Phenom II X3 P840 outperforms Athlon 64 FX-74 by a substantial 38% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2874 | 3084 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 0.01 |
| Market segment | Laptop | Desktop processor |
| Series | 3x AMD Phenom II | no data |
| Power efficiency | no data | 0.47 |
| Designer | AMD | AMD |
| Architecture codename | Champlain (2010−2011) | Windsor (2006−2007) |
| Release date | 4 October 2010 (15 years ago) | November 2006 (19 years ago) |
| Launch price (MSRP) | no data | $500 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Phenom II X3 P840 and Athlon 64 FX-74 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 | 2 |
| Boost clock speed | 1.9 GHz | 3 GHz |
| Bus rate | 3600 MHz | no data |
| L1 cache | 384 KB | 128 KB |
| L2 cache | 1.5 MB | 1 MB |
| L3 cache | no data | 0 KB |
| Chip lithography | 45 nm | 90 nm |
| Die size | no data | 235 mm2 |
| Number of transistors | no data | 227 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Phenom II X3 P840 and Athlon 64 FX-74 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 | no data | 1 |
| Socket | S1 | F |
| Power consumption (TDP) | 1.5 MB | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X3 P840 and Athlon 64 FX-74. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Virtualization, AMD64, Advanced Virus Protection, SSE(1,2,3,4a) | no data |
| VirusProtect | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom II X3 P840 and Athlon 64 FX-74 are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom II X3 P840 and Athlon 64 FX-74. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR1 |
Pros & cons summary
| Performance score | 0.76 | 0.55 |
| Physical cores | 3 | 2 |
| Threads | 3 | 2 |
| Chip lithography | 45 nm | 90 nm |
| Power consumption (TDP) | 1 Watt | 125 Watt |
Phenom II X3 P840 has a 38.2% higher aggregate performance score, 50% more physical cores and 50% more threads, a 100% more advanced lithography process, and 12400% lower power consumption.
The AMD Phenom II X3 P840 is our recommended choice as it beats the AMD Athlon 64 FX-74 in performance tests.
Be aware that Phenom II X3 P840 is a notebook processor while Athlon 64 FX-74 is a desktop one.
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