i5-8257U vs Phenom II X6 1065T
Aggregate performance score
i5-8257U outperforms Phenom II X6 1065T by a whopping 121% based on our aggregate benchmark results.
Primary details
Comparing Phenom II X6 1065T and Core i5-8257U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 1821 | 1227 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Intel Core i5 |
| Architecture codename | Thuban (2010) | Coffee Lake-U (2018−2019) |
| Release date | 7 December 2010 (13 years ago) | 10 July 2019 (5 years ago) |
Detailed specifications
Phenom II X6 1065T and Core i5-8257U 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 | 6 (Hexa-Core) | 4 (Quad-Core) |
| Threads | 6 | 8 |
| Base clock speed | 2.9 GHz | 1.4 GHz |
| Boost clock speed | 3.4 GHz | 3.9 GHz |
| Bus rate | no data | 4 GT/s |
| L1 cache | 128 KB (per core) | 256 KB |
| L2 cache | 512 KB (per core) | 1 MB |
| L3 cache | 6 MB (shared) | 6 MB |
| Chip lithography | 45 nm | 14 nm |
| Die size | 346 mm2 | no data |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 904 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Phenom II X6 1065T and Core i5-8257U 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 | FCBGA1528 |
| Power consumption (TDP) | 125 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Phenom II X6 1065T and Core i5-8257U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | no data | + |
| eDRAM | no data | 128 MB |
| Speed Shift | no data | + |
| My WiFi | no data | + |
| Turbo Boost Technology | no data | 2.0 |
| Hyper-Threading Technology | no data | + |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| Status | no data | Discontinued |
Security technologies
Phenom II X6 1065T and Core i5-8257U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | no data | + |
| Secure Key | no data | + |
| MPX | - | + |
| Identity Protection | - | + |
| SGX | no data | Yes with Intel® ME |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Phenom II X6 1065T and Core i5-8257U are enumerated here.
| AMD-V | - | + |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Phenom II X6 1065T and Core i5-8257U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4 |
| Maximum memory size | no data | 32 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 37.5 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel Iris Plus Graphics 645 |
| Max video memory | no data | 32 GB |
| Quick Sync Video | - | + |
| Clear Video | no data | + |
| Clear Video HD | no data | + |
| Graphics max frequency | no data | 1.05 GHz |
| InTru 3D | no data | + |
Graphics interfaces
Available interfaces and connections of Phenom II X6 1065T and Core i5-8257U integrated GPUs.
| Number of displays supported | no data | 3 |
| eDP | no data | + |
| DisplayPort | - | + |
| HDMI | - | + |
| DVI | no data | + |
Graphics image quality
Maximum display resolutions supported by Phenom II X6 1065T and Core i5-8257U integrated GPUs, including resolutions over different interfaces.
| 4K resolution support | no data | + |
| Max resolution over HDMI 1.4 | no data | 4096x2304@30Hz |
| Max resolution over eDP | no data | 4096x2304@60Hz |
| Max resolution over DisplayPort | no data | 4096x2304@60Hz |
Graphics API support
APIs supported by Phenom II X6 1065T and Core i5-8257U integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12 |
| OpenGL | no data | 4.5 |
Peripherals
Specifications and connection of peripherals supported by Phenom II X6 1065T and Core i5-8257U.
| PCIe version | 2.0 | 3.0 |
| PCI Express lanes | no data | 16 |
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 | 2.19 | 4.84 |
| Recency | 7 December 2010 | 10 July 2019 |
| Physical cores | 6 | 4 |
| Threads | 6 | 8 |
| Chip lithography | 45 nm | 14 nm |
| Power consumption (TDP) | 125 Watt | 15 Watt |
Phenom II X6 1065T has 50% more physical cores.
i5-8257U, on the other hand, has a 121% higher aggregate performance score, an age advantage of 8 years, 33.3% more threads, a 221.4% more advanced lithography process, and 733.3% lower power consumption.
The Core i5-8257U is our recommended choice as it beats the Phenom II X6 1065T in performance tests.
Note that Phenom II X6 1065T is a desktop processor while Core i5-8257U is a notebook one.
Should you still have questions on choice between Phenom II X6 1065T and Core i5-8257U, ask them in Comments section, and we shall answer.
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