Core 2 Duo T6400 vs Atom x5-Z8350
Aggregate performance score
Atom x5-Z8350 outperforms Core 2 Duo T6400 by a significant 22% based on our aggregate benchmark results.
Primary details
Comparing Atom x5-Z8350 and Core 2 Duo T6400 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2823 | 2925 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | 5x Intel Atom | Intel Core 2 Duo |
| Power efficiency | no data | 1.24 |
| Architecture codename | Cherry Trail (2015−2016) | Penryn (2008−2011) |
| Release date | 8 February 2016 (8 years ago) | 1 January 2009 (15 years ago) |
Detailed specifications
Atom x5-Z8350 and Core 2 Duo T6400 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 | 1.44 GHz | 2 GHz |
| Boost clock speed | 1.92 GHz | 2 GHz |
| Bus rate | no data | 800 MHz |
| L2 cache | 2 MB | 2 MB |
| L3 cache | 0 KB | 2 MB L2 Cache |
| Chip lithography | 14 nm | 45 nm |
| Maximum core temperature | 90 °C | 105 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | no data | 1V-1.25V |
Compatibility
Information on Atom x5-Z8350 and Core 2 Duo T6400 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 (Uniprocessor) | no data |
| Socket | UTFCBGA592 | PGA478 |
| Power consumption (TDP) | no data | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom x5-Z8350 and Core 2 Duo T6400. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | no data | - |
| Hyper-Threading Technology | no data | - |
| Demand Based Switching | no data | - |
| Turbo Boost Max 3.0 | - | no data |
Security technologies
Atom x5-Z8350 and Core 2 Duo T6400 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| Secure Boot | + | no data |
| Identity Protection | + | - |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom x5-Z8350 and Core 2 Duo T6400 are enumerated here.
| VT-x | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom x5-Z8350 and Core 2 Duo T6400. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | 4 GB | no data |
| Maximum memory size | 2 GB | no data |
| Max memory channels | 1 | no data |
| Maximum memory bandwidth | 12.8 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics (Cherry Trail) (200 - 500 MHz) | no data |
| Max video memory | 2 GB | no data |
| Graphics max frequency | 500 MHz | no data |
| Execution Units | 12 | no data |
Graphics interfaces
Available interfaces and connections of Atom x5-Z8350 and Core 2 Duo T6400 integrated GPUs.
| Number of displays supported | 2 | no data |
Graphics image quality
Maximum display resolutions supported by Atom x5-Z8350 and Core 2 Duo T6400 integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 1920x1080 | no data |
Peripherals
Specifications and connection of peripherals supported by Atom x5-Z8350 and Core 2 Duo T6400.
| PCIe version | 2.0 | no data |
| PCI Express lanes | 1 | no data |
| USB revision | 3.0 | 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.
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.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Cinebench 10 32-bit single-core
Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.
Cinebench 10 32-bit multi-core
Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.
wPrime 32
wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.
Pros & cons summary
| Performance score | 0.56 | 0.46 |
| Recency | 8 February 2016 | 1 January 2009 |
| Physical cores | 4 | 2 |
| Threads | 4 | 2 |
| Chip lithography | 14 nm | 45 nm |
Atom x5-Z8350 has a 21.7% higher aggregate performance score, an age advantage of 7 years, 100% more physical cores and 100% more threads, and a 221.4% more advanced lithography process.
The Atom x5-Z8350 is our recommended choice as it beats the Core 2 Duo T6400 in performance tests.
Should you still have questions on choice between Atom x5-Z8350 and Core 2 Duo T6400, ask them in Comments section, and we shall answer.
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