A8-7680 vs Phenom II X4 840
Aggregated performance score
A8-7680 outperforms Phenom II X4 840 by a considerable 48% based on our aggregated benchmark results.
Primary details
Comparing Phenom II X4 840 and A8-7680 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2007 | 1708 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 3.08 | 15.78 |
| Market segment | Desktop processor | Desktop processor |
| Architecture codename | Propus (2009−2011) | Godaveri (2014−2018) |
| Release date | 4 January 2011 (13 years ago) | 26 October 2018 (5 years ago) |
| Launch price (MSRP) | $90 | no data |
| Current price | $38 (0.4x MSRP) | $53 |
Cost-effectiveness evaluation
Performance per price, higher is better.
A8-7680 has 412% better value for money than Phenom II X4 840.
Detailed specifications
Phenom II X4 840 and A8-7680 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) | 4 (Quad-Core) |
| Threads | 4 | 4 |
| Base clock speed | 3.2 GHz | 3.5 GHz |
| Boost clock speed | 3.2 GHz | 3.8 GHz |
| L1 cache | 128 KB (per core) | 128K (per core) |
| L2 cache | 512 KB (per core) | 1 MB (per core) |
| L3 cache | 0 KB | no data |
| Chip lithography | 45 nm | 28 nm |
| Die size | 169 mm2 | 246 mm2 |
| Maximum case temperature (TCase) | no data | 74 °C |
| Number of transistors | 300 million | 1,178 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | Yes |
Compatibility
Information on Phenom II X4 840 and A8-7680 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 | 1 |
| Socket | AM3 | FM2+ |
| Power consumption (TDP) | 95 Watt | 45 Watt |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom II X4 840 and A8-7680 are enumerated here.
| AMD-V | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom II X4 840 and A8-7680. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Radeon R7 |
Peripherals
Specifications and connection of peripherals supported by Phenom II X4 840 and A8-7680.
| PCIe version | 2.0 | 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.
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.
A8-7680 outperforms Phenom II X4 840 by 48% based on our aggregated benchmark results.
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.
Benchmark coverage: 68%
A8-7680 outperforms Phenom II X4 840 by 47% in Passmark.
Pros & cons summary
| Performance score | 1.55 | 2.29 |
| Recency | 4 January 2011 | 26 October 2018 |
| Chip lithography | 45 nm | 28 nm |
| Power consumption (TDP) | 95 Watt | 45 Watt |
The A8-7680 is our recommended choice as it beats the Phenom II X4 840 in performance tests.
Should you still have questions on choice between Phenom II X4 840 and A8-7680, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
