AMD EPYC 7251 | Qualcomm Snapdragon 615 | |
CPU comparisonAMD EPYC 7251 or Qualcomm Snapdragon 615 - 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 EPYC 7251 has 8 cores with 16 threads and clocks with a maximum frequency of 2.90 GHz. Up to GB of memory is supported in 8 memory channels. The AMD EPYC 7251 was released in Q3/2017. The Qualcomm Snapdragon 615 has 8 cores with 8 threads and clocks with a maximum frequency of 1.50 GHz. The CPU supports up to 4 GB of memory in 1 memory channels. The Qualcomm Snapdragon 615 was released in Q3/2014. |
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AMD EPYC (129) | Family | Qualcomm Snapdragon (104) |
AMD EPYC 7001 (12) | CPU group | Qualcomm Snapdragon 610 (4) |
1 | Generation | 2 |
Naples (Zen) | Architecture | Cortex-A53 |
Desktop / Server | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe AMD EPYC 7251 has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the AMD EPYC 7251 is 2.10 GHz (2.90 GHz) while the Qualcomm Snapdragon 615 has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Qualcomm Snapdragon 615 is at 1.50 GHz. |
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AMD EPYC 7251 | Characteristic | Qualcomm Snapdragon 615 |
8 | Cores | 8 |
16 | Threads | 8 |
normal | Core architecture | hybrid (big.LITTLE) |
Yes | Hyperthreading | No |
No | Overclocking ? | No |
2.10 GHz (2.90 GHz) | A-Core | 1.50 GHz 4x Cortex-A53 |
-- | B-Core | 1.00 GHz 4x Cortex-A53 |
NPU AI performanceThe performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. |
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AMD EPYC 7251 | Characteristic | Qualcomm Snapdragon 615 |
-- | AI hardware | Qualcomm AI engine |
-- | AI specifications | Hexagon |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The AMD EPYC 7251 or Qualcomm Snapdragon 615 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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no iGPU | GPU | Qualcomm Adreno 405 |
GPU frequency | 0.55 GHz | |
-- | GPU (Turbo) | 0.55 GHz |
-- | GPU Generation | 4 |
Technology | 28 nm | |
Max. displays | 0 | |
-- | Compute units | -- |
-- | Shader | 48 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
-- | Max. GPU Memory | -- |
-- | DirectX Version | 11 |
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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no iGPU | GPU | Qualcomm Adreno 405 |
No | Codec h265 / HEVC (8 bit) | Decode |
No | Codec h265 / HEVC (10 bit) | No |
No | Codec h264 | Decode / Encode |
No | Codec VP9 | No |
No | Codec VP8 | No |
No | Codec AV1 | No |
No | Codec AVC | No |
No | Codec VC-1 | Decode |
No | Codec JPEG | Decode / Encode |
Memory & PCIeThe AMD EPYC 7251 can use up to GB of memory in 8 memory channels. The maximum memory bandwidth is 153.6 GB/s. The Qualcomm Snapdragon 615 supports up to 4 GB of memory in 1 memory channels and achieves a memory bandwidth of up to 6.4 GB/s. |
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AMD EPYC 7251 | Characteristic | Qualcomm Snapdragon 615 |
DDR4-2666 | Memory | LPDDR3-1600 |
Max. Memory | 4 GB | |
8 (Octa Channel) | Memory channels | 1 (Single Channel) |
153.6 GB/s | Max. Bandwidth | 6.4 GB/s |
Yes | ECC | No |
-- | L2 Cache | -- |
32.00 MB | L3 Cache | -- |
3.0 | PCIe version | -- |
128 | PCIe lanes | -- |
126.1 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the AMD EPYC 7251 is 120 W, while the Qualcomm Snapdragon 615 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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AMD EPYC 7251 | Characteristic | Qualcomm Snapdragon 615 |
120 W | TDP (PL1 / PBP) | -- |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe AMD EPYC 7251 is manufactured in 14 nm and has 32.00 MB cache. The Qualcomm Snapdragon 615 is manufactured in 28 nm and has a 0.00 MB cache. |
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AMD EPYC 7251 | Characteristic | Qualcomm Snapdragon 615 |
14 nm | Technology | 28 nm |
Chiplet | Chip design | Chiplet |
x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 | ISA extensions | -- |
SP3 | Socket | -- |
AMD-V, SVM | Virtualization | None |
Yes | AES-NI | No |
Windows 10, Linux | Operating systems | Android |
Q3/2017 | Release date | Q3/2014 |
450 $ | Release price | -- |
show more data | show more data | |
AMD EPYC 7251
8C 16T @ 2.90 GHz |
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Qualcomm Snapdragon 615
8C 8T @ 1.50 GHz |
AMD EPYC 7251
8C 16T @ 2.90 GHz |
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Qualcomm Snapdragon 615
8C 8T @ 1.50 GHz |
AMD EPYC 7251
@ 0.00 GHz |
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Qualcomm Snapdragon 615
Qualcomm Adreno 405 @ 0.55 GHz |
AMD EPYC 7251
8C 16T @ 2.90 GHz |
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Qualcomm Snapdragon 615
8C 8T @ 1.50 GHz |
AMD EPYC 7251
8C 16T @ 2.90 GHz |
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Qualcomm Snapdragon 615
8C 8T @ 1.50 GHz |
AMD EPYC 7251
8C 16T @ 2.90 GHz |
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Qualcomm Snapdragon 615
8C 8T @ 1.50 GHz |
Devices using this processor |
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AMD EPYC 7251 | Qualcomm Snapdragon 615 |
Unknown | Unknown |