Qualcomm Snapdragon 665 | AMD EPYC 7281 | |
CPU comparisonIn this CPU comparison, we compare the Qualcomm Snapdragon 665 and the AMD EPYC 7281 and use benchmarks to check which processor is faster.
We compare the Qualcomm Snapdragon 665 8 core processor released in Q2/2019 with the AMD EPYC 7281 which has 16 CPU cores and was introduced in Q3/2017. |
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Qualcomm Snapdragon (104) | Family | AMD EPYC (129) |
Qualcomm Snapdragon 662/665 (2) | CPU group | AMD EPYC 7001 (12) |
7 | Generation | 1 |
Kryo 260 | Architecture | Naples (Zen) |
Mobile | Segment | Desktop / Server |
-- | Predecessor | -- |
-- | Successor | -- |
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CPU Cores and Base FrequencyThe Qualcomm Snapdragon 665 is a 8 core processor with a clock frequency of 2.00 GHz. The processor can compute 8 threads at the same time. The AMD EPYC 7281 clocks with 2.20 GHz (2.70 GHz), has 16 CPU cores and can calculate 32 threads in parallel. |
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Qualcomm Snapdragon 665 | Characteristic | AMD EPYC 7281 |
8 | Cores | 16 |
8 | Threads | 32 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | Yes |
No | Overclocking ? | No |
2.00 GHz 4x Kryo 260 Gold |
A-Core | 2.20 GHz (2.70 GHz) |
1.80 GHz 4x Kryo 260 Silver |
B-Core | -- |
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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Qualcomm Snapdragon 665 | Characteristic | AMD EPYC 7281 |
Qualcomm AI engine | AI hardware | -- |
Hexagon 685 @ 3 TOPS | AI specifications | -- |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback. |
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Qualcomm Adreno 610 | GPU | no iGPU |
GPU frequency | -- | |
-- | GPU (Turbo) | -- |
6 | GPU Generation | -- |
11 nm | Technology | |
0 | Max. displays | |
-- | Compute units | -- |
128 | Shader | -- |
No | Hardware Raytracing | No |
No | Frame Generation | No |
4 GB | Max. GPU Memory | -- |
12.1 | 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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Qualcomm Adreno 610 | GPU | no iGPU |
Decode | Codec h265 / HEVC (8 bit) | No |
Decode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | No |
Decode | Codec VP9 | No |
Decode | Codec VP8 | No |
No | Codec AV1 | No |
Decode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | No |
Memory & PCIeUp to 8 GB of memory in a maximum of 2 memory channels is supported by the Qualcomm Snapdragon 665, while the AMD EPYC 7281 supports a maximum of GB of memory with a maximum memory bandwidth of 170.6 GB/s enabled. |
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Qualcomm Snapdragon 665 | Characteristic | AMD EPYC 7281 |
LPDDR4X-3733, LPDDR3-1866 | Memory | DDR4-2666 |
8 GB | Max. Memory | |
2 (Dual Channel) | Memory channels | 8 (Octa Channel) |
14.9 GB/s | Max. Bandwidth | 170.6 GB/s |
No | ECC | Yes |
-- | L2 Cache | -- |
-- | L3 Cache | 32.00 MB |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 128 |
-- | PCIe Bandwidth | 126.1 GB/s |
Thermal ManagementThe Qualcomm Snapdragon 665 has a TDP of --. The TDP of the AMD EPYC 7281 is 170 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution. |
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Qualcomm Snapdragon 665 | Characteristic | AMD EPYC 7281 |
-- | TDP (PL1 / PBP) | 170 W |
-- | TDP (PL2) | -- |
-- | TDP up | -- |
-- | TDP down | -- |
-- | Tjunction max. | -- |
Technical detailsThe Qualcomm Snapdragon 665 has 0.00 MB cache and is manufactured in 11 nm. The cache of AMD EPYC 7281 is at 32.00 MB. The processor is manufactured in 14 nm. |
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Qualcomm Snapdragon 665 | Characteristic | AMD EPYC 7281 |
11 nm | Technology | 14 nm |
Chiplet | Chip design | Chiplet |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
-- | Socket | SP3 |
None | Virtualization | AMD-V, SVM |
No | AES-NI | Yes |
Android | Operating systems | Windows 10, Linux |
Q2/2019 | Release date | Q3/2017 |
-- | Release price | 625 $ |
show more data | show more data | |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
Qualcomm Snapdragon 665
Qualcomm Adreno 610 @ 0.00 GHz |
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AMD EPYC 7281
@ 0.00 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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AMD EPYC 7281
16C 32T @ 2.20 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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AMD EPYC 7281
16C 32T @ 2.20 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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AMD EPYC 7281
16C 32T @ 2.70 GHz |
Qualcomm Snapdragon 665
8C 8T @ 2.00 GHz |
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AMD EPYC 7281
16C 32T @ 2.20 GHz |
Devices using this processor |
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Qualcomm Snapdragon 665 | AMD EPYC 7281 |
Unknown | Unknown |