Atom Z3770 vs Phenom X3 8400
Aggregate performance score
Phenom X3 8400 outperforms Atom Z3770 by an impressive 59% based on our aggregate benchmark results.
Primary details
Comparing Phenom X3 8400 and Atom Z3770 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2686 | 2934 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Power efficiency | 0.73 | 5.44 |
| Architecture codename | Toliman (2008) | Bay Trail-T (2013−2014) |
| Release date | March 2008 (16 years ago) | 27 September 2013 (11 years ago) |
| Launch price (MSRP) | no data | $37 |
Detailed specifications
Phenom X3 8400 and Atom Z3770 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) | 4 (Quad-Core) |
| Threads | 3 | 4 |
| Base clock speed | no data | 1.46 GHz |
| Boost clock speed | 2.1 GHz | 2.39 GHz |
| L1 cache | 128 KB (per core) | 64K (per core) |
| L2 cache | 512 KB (per core) | 512K (per core) |
| L3 cache | 2 MB (shared) | 0 KB |
| Chip lithography | 65 nm | 22 nm |
| Die size | 285 mm2 | no data |
| Maximum core temperature | no data | 90 °C |
| Number of transistors | 450 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Phenom X3 8400 and Atom Z3770 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 | AM2+ | UTFCBGA1380 |
| Power consumption (TDP) | 95 Watt | 8 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom X3 8400 and Atom Z3770. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| Enhanced SpeedStep (EIST) | no data | + |
Security technologies
Phenom X3 8400 and Atom Z3770 technologies aimed at improving security, for example, by protecting against hacks.
| Secure Key | no data | + |
| Identity Protection | - | + |
| Anti-Theft | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom X3 8400 and Atom Z3770 are enumerated here.
| AMD-V | + | - |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom X3 8400 and Atom Z3770. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3 |
| Maximum memory size | no data | 4 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 17.1 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel HD Graphics for Intel Atom Processor Z3700 Series |
| Quick Sync Video | - | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 667 MHz |
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.
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
| Performance score | 0.73 | 0.46 |
| Physical cores | 3 | 4 |
| Threads | 3 | 4 |
| Chip lithography | 65 nm | 22 nm |
| Power consumption (TDP) | 95 Watt | 8 Watt |
Phenom X3 8400 has a 58.7% higher aggregate performance score.
Atom Z3770, on the other hand, has 33.3% more physical cores and 33.3% more threads, a 195.5% more advanced lithography process, and 1087.5% lower power consumption.
The Phenom X3 8400 is our recommended choice as it beats the Atom Z3770 in performance tests.
Note that Phenom X3 8400 is a desktop processor while Atom Z3770 is a notebook one.
Should you still have questions on choice between Phenom X3 8400 and Atom Z3770, 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.
