AMD Ryzen 5 1500X vs AMD Phenom II X4 840
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CPU comparison with benchmarks
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| AMD Ryzen 5 1500X | AMD Phenom II X4 840 | |
CPU comparisonAMD Ryzen 5 1500X or AMD Phenom II X4 840 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The AMD Ryzen 5 1500X has 4 cores with 8 threads and clocks with a maximum frequency of 3.70 GHz. Up to 64 GB of memory is supported in 2 memory channels. The AMD Ryzen 5 1500X was released in Q1/2017. The AMD Phenom II X4 840 has 4 cores with 4 threads and clocks with a maximum frequency of 3.20 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD Phenom II X4 840 was released in Q1/2011. |
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| AMD Ryzen 5 (85) | Family | AMD Phenom II (52) |
| AMD Ryzen 1000 (15) | CPU group | AMD Phenom II - 840/850 (2) |
| 1 | Generation | 5 |
| Summit Ridge (Zen) | Architecture | Propus |
| Desktop / Server | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD Ryzen 5 1500X has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the AMD Ryzen 5 1500X is 3.50 GHz (3.70 GHz) while the AMD Phenom II X4 840 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the AMD Phenom II X4 840 is at 3.20 GHz. |
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| AMD Ryzen 5 1500X | Characteristic | AMD Phenom II X4 840 |
| 4 | Cores | 4 |
| 8 | Threads | 4 |
| normal | Core architecture | normal |
| Yes | Hyperthreading | No |
| Yes | Overclocking ? | Yes |
| 3.50 GHz | Frequency | 3.20 GHz |
| 3.70 GHz | Turbo Frequency (1 Core) | -- |
| 3.30 GHz | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe AMD Ryzen 5 1500X can use up to 64 GB of memory in 2 memory channels. The maximum memory bandwidth is 42.7 GB/s. The AMD Phenom II X4 840 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s. |
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| AMD Ryzen 5 1500X | Characteristic | AMD Phenom II X4 840 |
| DDR4-2666 | Memory | DDR3-1333, DDR2-1066 |
| 64 GB | Max. Memory | |
| 2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
| 42.7 GB/s | Max. Bandwidth | 21.3 GB/s |
| Yes | ECC | No |
| -- | L2 Cache | -- |
| 16.00 MB | L3 Cache | 2.00 MB |
| 3.0 | PCIe version | -- |
| 20 | PCIe lanes | -- |
| 19.7 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD Ryzen 5 1500X is 65 W, while the AMD Phenom II X4 840 has a TDP of 95 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| AMD Ryzen 5 1500X | Characteristic | AMD Phenom II X4 840 |
| 65 W | TDP (PL1 / PBP) | 95 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| 95 °C | Tjunction max. | -- |
Technical detailsThe AMD Ryzen 5 1500X is manufactured in 14 nm and has 16.00 MB cache. The AMD Phenom II X4 840 is manufactured in 45 nm and has a 2.00 MB cache. |
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| AMD Ryzen 5 1500X | Characteristic | AMD Phenom II X4 840 |
| 14 nm | Technology | 45 nm |
| Monolithic | Chip design | Unknown |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | SSE3, SSE4a |
| AM4 (PGA 1331) | Socket | AM3 |
| AMD-V, SVM | Virtualization | AMD-V |
| Yes | AES-NI | No |
| Windows 10, Linux | Operating systems | Windows 10, Linux |
| Q1/2017 | Release date | Q1/2011 |
| 265 $ | Release price | -- |
| show more data | show more data | |
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Rate these processors
Average performance in benchmarks
⌀ Single core performance in 2 CPU benchmarks
⌀ Multi core performance in 3 CPU benchmarks
Geekbench 5, 64bit (Single-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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AMD Ryzen 5 1500X
4C 8T @ 3.70 GHz |
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AMD Phenom II X4 840
4C 4T @ 3.20 GHz |
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Geekbench 5, 64bit (Multi-Core)
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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AMD Ryzen 5 1500X
4C 8T @ 3.30 GHz |
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AMD Phenom II X4 840
4C 4T @ 3.20 GHz |
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Estimated results for PassMark CPU Mark
Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
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AMD Ryzen 5 1500X
4C 8T @ 3.30 GHz |
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AMD Phenom II X4 840
4C 4T @ 3.20 GHz |
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Cinebench R15 (Single-Core)
Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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AMD Ryzen 5 1500X
4C 8T @ 3.70 GHz |
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AMD Phenom II X4 840
4C 4T @ 3.20 GHz |
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Cinebench R15 (Multi-Core)
Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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AMD Ryzen 5 1500X
4C 8T @ 3.30 GHz |
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AMD Phenom II X4 840
4C 4T @ 3.20 GHz |
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Cinebench R20 (Single-Core)
Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
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AMD Ryzen 5 1500X
4C 8T @ 3.70 GHz |
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AMD Phenom II X4 840
4C 4T @ 3.20 GHz |
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Cinebench R20 (Multi-Core)
Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
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AMD Ryzen 5 1500X
4C 8T @ 3.30 GHz |
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AMD Phenom II X4 840
4C 4T @ 3.20 GHz |
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Blender 2.81 (bmw27)
Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
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AMD Ryzen 5 1500X
4C 8T @ 3.30 GHz |
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AMD Phenom II X4 840
4C 4T @ 3.20 GHz |
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CPU-Z Benchmark 17 (Multi-Core)
The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
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AMD Ryzen 5 1500X
4C 8T @ 3.50 GHz |
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AMD Phenom II X4 840
4C 4T @ 3.20 GHz |
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Devices using this processor |
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| AMD Ryzen 5 1500X | AMD Phenom II X4 840 |
| Unknown | Unknown |
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