Intel Atom C3955 vs Raspberry Pi 3 B+ (Broadcom BCM2837B0)
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CPU comparison with benchmarks
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| Intel Atom C3955 | Raspberry Pi 3 B+ (Broadcom BCM2837B0) | |
CPU comparisonIntel Atom C3955 or Raspberry Pi 3 B+ (Broadcom BCM2837B0) - 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 C3955 has 16 cores with 16 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 C3955 was released in Q3/2017. The Raspberry Pi 3 B+ (Broadcom BCM2837B0) has 4 cores with 4 threads and clocks with a maximum frequency of 1.40 GHz. The CPU supports up to 1 GB of memory in 1 memory channels. The Raspberry Pi 3 B+ (Broadcom BCM2837B0) was released in 02/2016. |
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| Intel Atom (108) | Family | Broadcom BCM (3) |
| Intel Atom C3000 (20) | CPU group | Broadcom BCM2837B0 (1) |
| 5 | Generation | 3 |
| Denverton | Architecture | Cortex-A15 |
| Desktop / Server | Segment | Desktop / Server |
| -- | Predecessor | -- |
| -- | Successor | Raspberry Pi 4 B (Broadcom BCM2711) |
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CPU Cores and Base FrequencyThe Intel Atom C3955 has 16 CPU cores and can calculate 16 threads in parallel. The clock frequency of the Intel Atom C3955 is 2.10 GHz (2.40 GHz) while the Raspberry Pi 3 B+ (Broadcom BCM2837B0) has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Raspberry Pi 3 B+ (Broadcom BCM2837B0) is at 1.40 GHz. |
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| Intel Atom C3955 | Characteristic | Raspberry Pi 3 B+ (Broadcom BCM2837B0) |
| 16 | Cores | 4 |
| 16 | Threads | 4 |
| normal | Core architecture | normal |
| No | Hyperthreading | No |
| No | Overclocking ? | Yes |
| 2.10 GHz | Frequency | 1.40 GHz |
| 2.40 GHz | Turbo Frequency (1 Core) | -- |
| 2.40 GHz | Turbo Frequency (All Cores) | -- |
Internal GraphicsThe Intel Atom C3955 or Raspberry Pi 3 B+ (Broadcom BCM2837B0) 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 | Broadcom VideoCore 5 |
| GPU frequency | 0.40 GHz | |
| -- | GPU (Turbo) | -- |
| -- | GPU Generation | 5 |
| Technology | 40 nm | |
| Max. displays | 2 | |
| -- | Compute units | 2 |
| -- | Shader | 24 |
| No | Hardware Raytracing | No |
| No | Frame Generation | No |
| -- | Max. GPU Memory | 1 GB |
| -- | 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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| no iGPU | GPU | Broadcom VideoCore 5 |
| No | Codec h265 / HEVC (8 bit) | No |
| No | Codec h265 / HEVC (10 bit) | No |
| No | Codec h264 | Decode / Encode |
| No | Codec VP9 | No |
| No | Codec VP8 | Decode |
| No | Codec AV1 | No |
| No | Codec AVC | Decode |
| No | Codec VC-1 | Decode |
| No | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Atom C3955 can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 38.4 GB/s. The Raspberry Pi 3 B+ (Broadcom BCM2837B0) supports up to 1 GB of memory in 1 memory channels and achieves a memory bandwidth of up to 3.6 GB/s. |
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| Intel Atom C3955 | Characteristic | Raspberry Pi 3 B+ (Broadcom BCM2837B0) |
| DDR4-2400 | Memory | |
| 256 GB | Max. Memory | 1 GB |
| 2 (Dual Channel) | Memory channels | 1 (Single Channel) |
| 38.4 GB/s | Max. Bandwidth | 3.6 GB/s |
| Yes | ECC | No |
| 16.00 MB | L2 Cache | 0.50 MB |
| -- | L3 Cache | -- |
| 3.0 | PCIe version | -- |
| 16 | PCIe lanes | -- |
| 15.8 GB/s | PCIe Bandwidth | -- |
Thermal ManagementThe thermal design power (TDP for short) of the Intel Atom C3955 is 32 W, while the Raspberry Pi 3 B+ (Broadcom BCM2837B0) has a TDP of 7 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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| Intel Atom C3955 | Characteristic | Raspberry Pi 3 B+ (Broadcom BCM2837B0) |
| 32 W | TDP (PL1 / PBP) | 7 W |
| -- | TDP (PL2) | -- |
| -- | TDP up | -- |
| -- | TDP down | 4 W |
| 100 °C | Tjunction max. | -- |
Technical detailsThe Intel Atom C3955 is manufactured in 14 nm and has 16.00 MB cache. The Raspberry Pi 3 B+ (Broadcom BCM2837B0) is manufactured in 40 nm and has a 0.50 MB cache. |
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| Intel Atom C3955 | Characteristic | Raspberry Pi 3 B+ (Broadcom BCM2837B0) |
| 14 nm | Technology | 40 nm |
| Monolithic | Chip design | Monolithic |
| x86-64 (64 bit) | Instruction set (ISA) | Armv8-A (64 bit) |
| SSE4.1, SSE4.2 | ISA extensions | -- |
| BGA 1310 | Socket | -- |
| VT-x, VT-x EPT, VT-d | Virtualization | None |
| Yes | AES-NI | No |
| Windows 10, Linux | Operating systems | Linux |
| Q3/2017 | Release date | 02/2016 |
| 434 $ | Release price | 35 $ |
| show more data | show more data | |
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Rate these processors
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 C3955
16C 16T @ 2.40 GHz |
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Raspberry Pi 3 B+ (Broadcom BCM2837B0)
4C 4T @ 1.40 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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Intel Atom C3955
16C 16T @ 2.40 GHz |
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Raspberry Pi 3 B+ (Broadcom BCM2837B0)
4C 4T @ 1.40 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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Intel Atom C3955
@ 0.00 GHz |
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Raspberry Pi 3 B+ (Broadcom BCM2837B0)
Broadcom VideoCore 5 @ 0.40 GHz |
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Devices using this processor |
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| Intel Atom C3955 | Raspberry Pi 3 B+ (Broadcom BCM2837B0) |
| Unknown | Raspberry Pi 3 B+ |
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