Qualcomm Snapdragon 820 Lite vs Intel Atom C3955
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CPU comparison with benchmarks
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| Qualcomm Snapdragon 820 Lite | Intel Atom C3955 | |
CPU comparisonQualcomm Snapdragon 820 Lite or Intel Atom C3955 - 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 Qualcomm Snapdragon 820 Lite has 4 cores with 4 threads and clocks with a maximum frequency of 1.80 GHz. Up to 8 GB of memory is supported in 4 memory channels. The Qualcomm Snapdragon 820 Lite was released in Q1/2016. The Intel Atom C3955 has 16 cores with 16 threads and clocks with a maximum frequency of 2.40 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The Intel Atom C3955 was released in Q3/2017. |
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| Qualcomm Snapdragon (104) | Family | Intel Atom (108) |
| Qualcomm Snapdragon 820 (3) | CPU group | Intel Atom C3000 (20) |
| 3 | Generation | 5 |
| Kryo | Architecture | Denverton |
| Mobile | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | -- |
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CPU Cores and Base FrequencyThe Qualcomm Snapdragon 820 Lite has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Qualcomm Snapdragon 820 Lite is 1.80 GHz while the Intel Atom C3955 has 16 CPU cores and 16 threads can calculate simultaneously. The clock frequency of the Intel Atom C3955 is at 2.10 GHz (2.40 GHz). |
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| Qualcomm Snapdragon 820 Lite | Characteristic | Intel Atom C3955 |
| 4 | Cores | 16 |
| 4 | Threads | 16 |
| hybrid (big.LITTLE) | Core architecture | normal |
| No | Hyperthreading | No |
| No | Overclocking ? | No |
| 1.80 GHz 2x Kryo |
A-Core | 2.10 GHz (2.40 GHz) |
| 1.36 GHz 2x Kryo |
B-Core | -- |
Integrated graphics (iGPU)The Qualcomm Snapdragon 820 Lite or Intel Atom C3955 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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| Qualcomm Adreno 530 | GPU | no iGPU |
| 0.51 GHz | GPU frequency | -- |
| 0.51 GHz | GPU (Turbo) | -- |
| 5 | GPU Generation | -- |
| 14 nm | Technology | |
| 0 | Max. displays | |
| -- | Compute units | -- |
| 256 | Shader | -- |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| -- | Max. GPU Memory | -- |
| 11,1 | 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 530 | GPU | no iGPU |
| Decode | Codec h265 / HEVC (8 bit) | No |
| No | Codec h265 / HEVC (10 bit) | No |
| Decode | Codec h264 | No |
| Decode | Codec VP9 | No |
| Decode | Codec VP8 | No |
| No | Codec AV1 | No |
| No | Codec AVC | No |
| Decode | Codec VC-1 | No |
| Decode | Codec JPEG | No |
Memory & PCIeThe Qualcomm Snapdragon 820 Lite can use up to 8 GB of memory in 4 memory channels. The maximum memory bandwidth is 10.7 GB/s. The Intel Atom C3955 supports up to 256 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 38.4 GB/s. |
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| Qualcomm Snapdragon 820 Lite | Characteristic | Intel Atom C3955 |
| LPDDR4-1333 | Memory | DDR4-2400 |
| 8 GB | Max. Memory | 256 GB |
| 4 (Quad Channel) | Memory channels | 2 (Dual Channel) |
| 10.7 GB/s | Max. Bandwidth | 38.4 GB/s |
| No | ECC | Yes |
| -- | L2 Cache | 16.00 MB |
| -- | L3 Cache | -- |
| -- | PCIe version | 3.0 |
| -- | PCIe lanes | 16 |
| -- | PCIe Bandwidth | 15.8 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Qualcomm Snapdragon 820 Lite is --, while the Intel Atom C3955 has a TDP of 32 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| Qualcomm Snapdragon 820 Lite | Characteristic | Intel Atom C3955 |
| -- | TDP (PL1 / PBP) | 32 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | -- |
| -- | Tjunction max. | 100 °C |
Technical detailsThe Qualcomm Snapdragon 820 Lite is manufactured in 14 nm and has 0.00 MB cache. The Intel Atom C3955 is manufactured in 14 nm and has a 16.00 MB cache. |
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| Qualcomm Snapdragon 820 Lite | Characteristic | Intel Atom C3955 |
| 14 nm | Technology | 14 nm |
| Chiplet | Chip design | Monolithic |
| Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
| -- | ISA extensions | SSE4.1, SSE4.2 |
| -- | Socket | BGA 1310 |
| None | Virtualization | VT-x, VT-x EPT, VT-d |
| No | AES-NI | Yes |
| Android | Operating systems | Windows 10, Linux |
| Q1/2016 | Release date | Q3/2017 |
| -- | Release price | 434 $ |
| 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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Qualcomm Snapdragon 820 Lite
4C 4T @ 1.80 GHz |
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Intel Atom C3955
16C 16T @ 2.40 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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Qualcomm Snapdragon 820 Lite
4C 4T @ 1.80 GHz |
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Intel Atom C3955
16C 16T @ 2.40 GHz |
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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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Qualcomm Snapdragon 820 Lite
Qualcomm Adreno 530 @ 0.51 GHz |
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Intel Atom C3955
@ 0.00 GHz |
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Devices using this processor |
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| Qualcomm Snapdragon 820 Lite | Intel Atom C3955 |
| Unknown | Unknown |
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