Intel Atom C3758R vs AMD Athlon II X4 638
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CPU comparison with benchmarks
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| Intel Atom C3758R | AMD Athlon II X4 638 | |
CPU comparisonIntel Atom C3758R or AMD Athlon II X4 638 - 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 Intel Atom C3758R has 8 cores with 8 threads and clocks with a maximum frequency of 2.40 GHz. Up to 256 GB of memory is supported in 2 memory channels. The Intel Atom C3758R was released in Q2/2020. The AMD Athlon II X4 638 has 4 cores with 4 threads and clocks with a maximum frequency of 2.70 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The AMD Athlon II X4 638 was released in Q1/2012. |
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| Intel Atom (108) | Family | AMD Athlon II (52) |
| Intel Atom C3000 (20) | CPU group | AMD Athlon II X4 (Llano) (5) |
| 5 | Generation | 2 |
| Denverton | Architecture | Llano |
| Desktop / Server | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Atom C3758R has 8 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Atom C3758R is 2.40 GHz while the AMD Athlon II X4 638 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the AMD Athlon II X4 638 is at 2.70 GHz. |
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| Intel Atom C3758R | Characteristic | AMD Athlon II X4 638 |
| 8 | Cores | 4 |
| 8 | Threads | 4 |
| normal | Core architecture | normal |
| No | Hyperthreading | No |
| No | Overclocking ? | No |
| 2.40 GHz | Frequency | 2.70 GHz |
| -- | Turbo Frequency (1 Core) | -- |
| -- | Turbo Frequency (All Cores) | -- |
Memory & PCIeThe Intel Atom C3758R can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 38.4 GB/s. The AMD Athlon II X4 638 supports up to 16 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s. |
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| Intel Atom C3758R | Characteristic | AMD Athlon II X4 638 |
| DDR4-2400 | Memory | DDR3-1333 |
| 256 GB | Max. Memory | 16 GB |
| 2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
| 38.4 GB/s | Max. Bandwidth | 21.3 GB/s |
| Yes | ECC | No |
| 16.00 MB | L2 Cache | 4.00 MB |
| -- | L3 Cache | -- |
| 3.0 | PCIe version | 2.0 |
| 20 | PCIe lanes | -- |
| 19.7 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Atom C3758R is 26 W, while the AMD Athlon II X4 638 has a TDP of 65 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| Intel Atom C3758R | Characteristic | AMD Athlon II X4 638 |
| 26 W | TDP (PL1 / PBP) | 65 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| 100 °C | Tjunction max. | -- |
Technical detailsThe Intel Atom C3758R is manufactured in 14 nm and has 16.00 MB cache. The AMD Athlon II X4 638 is manufactured in 32 nm and has a 4.00 MB cache. |
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| Intel Atom C3758R | Characteristic | AMD Athlon II X4 638 |
| 14 nm | Technology | 32 nm |
| Monolithic | Chip design | Unknown |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| SSE4.1, SSE4.2 | ISA extensions | MMX, 3DNow!, SSE3, SSE4a |
| BGA 1310 | Socket | FM1 |
| VT-x, VT-x EPT, VT-d | Virtualization | AMD-V |
| Yes | AES-NI | No |
| Windows 10, Linux | Operating systems | Windows 10, Linux |
| Q2/2020 | Release date | Q1/2012 |
| 209 $ | Release price | -- |
| show more data | show more data | |
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Rate these processors
Average performance in benchmarks
⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 1 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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Intel Atom C3758R
8C 8T @ 2.40 GHz |
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AMD Athlon II X4 638
4C 4T @ 2.70 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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Intel Atom C3758R
8C 8T @ 2.40 GHz |
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AMD Athlon II X4 638
4C 4T @ 2.70 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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Intel Atom C3758R
8C 8T @ 2.40 GHz |
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AMD Athlon II X4 638
4C 4T @ 2.70 GHz |
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Devices using this processor |
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| Intel Atom C3758R | AMD Athlon II X4 638 |
| Unknown | Unknown |
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