Intel Core i7-2657M vs AMD EPYC Embedded 3251
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CPU comparison with benchmarks
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| Intel Core i7-2657M | AMD EPYC Embedded 3251 | |
CPU comparisonIntel Core i7-2657M or AMD EPYC Embedded 3251 - 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 Core i7-2657M has 2 cores with 4 threads and clocks with a maximum frequency of 2.70 GHz. Up to 8 GB of memory is supported in 2 memory channels. The Intel Core i7-2657M was released in Q1/2011. The AMD EPYC Embedded 3251 has 8 cores with 16 threads and clocks with a maximum frequency of 3.10 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD EPYC Embedded 3251 was released in Q1/2018. |
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| Intel Core i7 (298) | Family | AMD EPYC (129) |
| Intel Core i 2000M (46) | CPU group | AMD EPYC Embedded 3000 (7) |
| 2 | Generation | 1 |
| Sandy Bridge H | Architecture | Snowy Owl (Zen) |
| Mobile | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Intel Core i7-2657M has 2 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Core i7-2657M is 1.60 GHz (2.70 GHz) while the AMD EPYC Embedded 3251 has 8 CPU cores and 16 threads can calculate simultaneously. The clock frequency of the AMD EPYC Embedded 3251 is at 2.50 GHz (3.10 GHz). |
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| Intel Core i7-2657M | Characteristic | AMD EPYC Embedded 3251 |
| 2 | Cores | 8 |
| 4 | Threads | 16 |
| normal | Core architecture | normal |
| Yes | Hyperthreading | Yes |
| No | Overclocking ? | Yes |
| 1.60 GHz | Frequency | 2.50 GHz |
| 2.70 GHz | Turbo Frequency (1 Core) | 3.10 GHz |
| -- | Turbo Frequency (All Cores) | -- |
Integrated graphics (iGPU)The Intel Core i7-2657M or AMD EPYC Embedded 3251 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. |
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| Intel HD Graphics 3000 | GPU | no iGPU |
| 0.35 GHz | GPU frequency | -- |
| 1.00 GHz | GPU (Turbo) | -- |
| 6 | GPU Generation | -- |
| 32 nm | Technology | |
| 2 | Max. displays | |
| 12 | Compute units | -- |
| 96 | Shader | -- |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| 2 GB | Max. GPU Memory | -- |
| 10.1 | DirectX Version | -- |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
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| Intel HD Graphics 3000 | GPU | no iGPU |
| No | Codec h265 / HEVC (8 bit) | No |
| No | Codec h265 / HEVC (10 bit) | No |
| Decode / Encode | Codec h264 | No |
| No | Codec VP9 | No |
| No | Codec VP8 | No |
| No | Codec AV1 | No |
| Decode / Encode | Codec AVC | No |
| Decode | Codec VC-1 | No |
| No | Codec JPEG | No |
Memory & PCIeThe Intel Core i7-2657M can use up to 8 GB of memory in 2 memory channels. The maximum memory bandwidth is 21.3 GB/s. The AMD EPYC Embedded 3251 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 42.7 GB/s. |
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| Intel Core i7-2657M | Characteristic | AMD EPYC Embedded 3251 |
| DDR3-1066, DDR3-1333 | Memory | DDR4-2666 |
| 8 GB | Max. Memory | |
| 2 (Dual Channel) | Memory channels | 2 (Dual Channel) |
| 21.3 GB/s | Max. Bandwidth | 42.7 GB/s |
| No | ECC | Yes |
| -- | L2 Cache | 4.00 MB |
| 4.00 MB | L3 Cache | 16.00 MB |
| 2.0 | PCIe version | 3.0 |
| 16 | PCIe lanes | 32 |
| 8.0 GB/s | PCIe Bandwidth | 31.5 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Core i7-2657M is 17 W, while the AMD EPYC Embedded 3251 has a TDP of 55 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| Intel Core i7-2657M | Characteristic | AMD EPYC Embedded 3251 |
| 17 W | TDP (PL1 / PBP) | 55 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| 100 °C | Tjunction max. | 105 °C |
Technical detailsThe Intel Core i7-2657M is manufactured in 32 nm and has 4.00 MB cache. The AMD EPYC Embedded 3251 is manufactured in 14 nm and has a 20.00 MB cache. |
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| Intel Core i7-2657M | Characteristic | AMD EPYC Embedded 3251 |
| 32 nm | Technology | 14 nm |
| Monolithic | Chip design | Chiplet |
| x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| SSE4.1, SSE4.2, AVX | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
| BGA 1023 | Socket | SP4r2 |
| VT-x, VT-x EPT | Virtualization | AMD-V, SVM |
| Yes | AES-NI | Yes |
| Windows 10, Linux | Operating systems | Windows 10, Linux |
| Q1/2011 | Release date | Q1/2018 |
| 270 $ | Release price | -- |
| show more data | show more data | |
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iGPU - FP32 Performance (Single-precision GFLOPS)
The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
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Intel Core i7-2657M
Intel HD Graphics 3000 @ 1.00 GHz |
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AMD EPYC Embedded 3251
@ 0.00 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 Core i7-2657M
2C 4T @ 1.60 GHz |
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AMD EPYC Embedded 3251
8C 16T @ 2.50 GHz |
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Devices using this processor |
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| Intel Core i7-2657M | AMD EPYC Embedded 3251 |
| Unknown | Unknown |
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