Raspberry Pi 5 B (Broadcom BCM2712) vs Intel Atom C5315

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CPU comparison with benchmarks


Raspberry Pi 5 B (Broadcom BCM2712) CPU1 vs CPU2 Intel Atom C5315
Raspberry Pi 5 B (Broadcom BCM2712) Intel Atom C5315

CPU comparison

Raspberry Pi 5 B (Broadcom BCM2712) or Intel Atom C5315 - 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 Raspberry Pi 5 B (Broadcom BCM2712) has 4 cores with 4 threads and clocks with a maximum frequency of 2.40 GHz. Up to 8 GB of memory is supported in 1 memory channels. The Raspberry Pi 5 B (Broadcom BCM2712) was released in Q3/2023.

The Intel Atom C5315 has 4 cores with 4 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 C5315 was released in Q2/2022.
Broadcom BCM (3) Family Intel Atom (108)
Broadcom BCM2712 (1) CPU group Intel Atom CE5300 (2)
5 Generation 3
Cortex-A76 Architecture Berryville
Desktop / Server Segment Mobile
Raspberry Pi 4 B (Broadcom BCM2711) Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Raspberry Pi 5 B (Broadcom BCM2712) has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Raspberry Pi 5 B (Broadcom BCM2712) is 1.00 GHz (2.40 GHz) while the Intel Atom C5315 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom C5315 is at 2.40 GHz.

Raspberry Pi 5 B (Broadcom BCM2712) Characteristic Intel Atom C5315
4 Cores 4
4 Threads 4
normal Core architecture normal
No Hyperthreading No
Yes Overclocking ? No
1.00 GHz Frequency 2.40 GHz
2.40 GHz Turbo Frequency (1 Core) --
2.40 GHz Turbo Frequency (All Cores) --

NPU AI performance

The 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.

Raspberry Pi 5 B (Broadcom BCM2712) Characteristic Intel Atom C5315
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Raspberry Pi 5 B (Broadcom BCM2712) or Intel Atom C5315 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.

Broadcom VideoCore VII GPU no iGPU
0.80 GHz GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
16 nm Technology
2 Max. displays
8 Compute units --
128 Shader --
No Hardware Raytracing No
No Frame Generation No
4 GB Max. GPU Memory --
-- DirectX Version --

Hardware codec support

A 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.

Broadcom VideoCore VII 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 & PCIe

The Raspberry Pi 5 B (Broadcom BCM2712) can use up to 8 GB of memory in 1 memory channels. The maximum memory bandwidth is 17.1 GB/s. The Intel Atom C5315 supports up to 256 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 38.4 GB/s.

Raspberry Pi 5 B (Broadcom BCM2712) Characteristic Intel Atom C5315
LPDDR4X-4266 Memory DDR4-2400
8 GB Max. Memory 256 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
17.1 GB/s Max. Bandwidth 38.4 GB/s
No ECC Yes
2.00 MB L2 Cache 9.00 MB
2.00 MB L3 Cache --
2.0 PCIe version 3.0
4 PCIe lanes 12
2.0 GB/s PCIe Bandwidth 11.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the Raspberry Pi 5 B (Broadcom BCM2712) is 12 W, while the Intel Atom C5315 has a TDP of 38 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Raspberry Pi 5 B (Broadcom BCM2712) Characteristic Intel Atom C5315
12 W TDP (PL1 / PBP) 38 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
88 °C Tjunction max. 100 °C

Technical details

The Raspberry Pi 5 B (Broadcom BCM2712) is manufactured in 16 nm and has 4.00 MB cache. The Intel Atom C5315 is manufactured in 32 nm and has a 9.00 MB cache.

Raspberry Pi 5 B (Broadcom BCM2712) Characteristic Intel Atom C5315
16 nm Technology 32 nm
Monolithic Chip design Monolithic
Armv8-A (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions Unknown
-- Socket BGA 2106
None Virtualization Unknown
No AES-NI Yes
Windows 11 (ARM), Linux Operating systems
Q3/2023 Release date Q2/2022
79 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Raspberry Pi 5 B (Broadcom BCM2712) to help other visitors make their purchasing decisions. The average rating is 3.9 stars (25 ratings). Rate now:
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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Raspberry Pi 5 B (Broadcom BCM2712) (98%)
Intel Atom C5315 (79%)
⌀ Multi core performance in 2 CPU benchmarks
Raspberry Pi 5 B (Broadcom BCM2712) (89%)
Intel Atom C5315 (93%)

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.
Raspberry Pi 5 B (Broadcom BCM2712) Raspberry Pi 5 B (Broadcom BCM2712)
4C 4T @ 2.40 GHz
574 (95%)
Intel Atom C5315 Intel Atom C5315
4C 4T @ 2.40 GHz
607 (100%)

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.
Raspberry Pi 5 B (Broadcom BCM2712) Raspberry Pi 5 B (Broadcom BCM2712)
4C 4T @ 2.40 GHz
1635 (78%)
Intel Atom C5315 Intel Atom C5315
4C 4T @ 2.40 GHz
2107 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Raspberry Pi 5 B (Broadcom BCM2712) Raspberry Pi 5 B (Broadcom BCM2712)
4C 4T @ 2.40 GHz
787 (100%)
Intel Atom C5315 Intel Atom C5315
4C 4T @ 2.40 GHz
460 (58%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Raspberry Pi 5 B (Broadcom BCM2712) Raspberry Pi 5 B (Broadcom BCM2712)
4C 4T @ 2.40 GHz
1747 (100%)
Intel Atom C5315 Intel Atom C5315
4C 4T @ 2.40 GHz
1482 (85%)

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.
Raspberry Pi 5 B (Broadcom BCM2712) Raspberry Pi 5 B (Broadcom BCM2712)
Broadcom VideoCore VII @ 0.80 GHz
120 (100%)
Intel Atom C5315 Intel Atom C5315
@ 0.00 GHz
0 (0%)

Devices using this processor

Raspberry Pi 5 B (Broadcom BCM2712) Intel Atom C5315
Raspberry Pi 5 B Unknown

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