Raspberry Pi 3 B+ (Broadcom BCM2837B0) vs Intel Core i5-1345U

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CPU comparison with benchmarks


Raspberry Pi 3 B+ (Broadcom BCM2837B0) CPU1 vs CPU2 Intel Core i5-1345U
Raspberry Pi 3 B+ (Broadcom BCM2837B0) Intel Core i5-1345U

CPU comparison

In this CPU comparison, we compare the Raspberry Pi 3 B+ (Broadcom BCM2837B0) and the Intel Core i5-1345U and use benchmarks to check which processor is faster.

We compare the Raspberry Pi 3 B+ (Broadcom BCM2837B0) 4 core processor released in 02/2016 with the Intel Core i5-1345U which has 10 CPU cores and was introduced in Q1/2023.
Broadcom BCM (3) Family Intel Core i5 (331)
Broadcom BCM2837B0 (1) CPU group Intel Core i 1300P/1300U (29)
3 Generation 13
Cortex-A15 Architecture Raptor Lake U
Desktop / Server Segment Mobile
-- Predecessor Intel Core i5-1245U
Raspberry Pi 4 B (Broadcom BCM2711) Successor --

CPU Cores and Base Frequency

The Raspberry Pi 3 B+ (Broadcom BCM2837B0) is a 4 core processor with a clock frequency of 1.40 GHz. The processor can compute 4 threads at the same time. The Intel Core i5-1345U clocks with 1.60 GHz (4.70 GHz), has 10 CPU cores and can calculate 12 threads in parallel.

Raspberry Pi 3 B+ (Broadcom BCM2837B0) Characteristic Intel Core i5-1345U
4 Cores 10
4 Threads 12
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading Yes
Yes Overclocking ? No
1.40 GHz
4x Cortex-A53
A-Core 1.60 GHz (4.70 GHz)
2x Raptor Cove
-- B-Core 1.20 GHz (3.50 GHz)
8x Gracemont

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 3 B+ (Broadcom BCM2837B0) Characteristic Intel Core i5-1345U
-- AI hardware --
-- 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.

Broadcom VideoCore 5 GPU Intel Iris Xe Graphics 80 (Alder Lake)
0.40 GHz GPU frequency 0.35 GHz
-- GPU (Turbo) 1.25 GHz
5 GPU Generation 13
40 nm Technology 10 nm
2 Max. displays 4
2 Compute units 80
24 Shader 640
No Hardware Raytracing No
No Frame Generation No
1 GB Max. GPU Memory 32 GB
-- DirectX Version 12.1

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 5 GPU Intel Iris Xe Graphics 80 (Alder Lake)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
Decode Codec VP8 Decode
No Codec AV1 Decode
Decode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

Up to 1 GB of memory in a maximum of 1 memory channels is supported by the Raspberry Pi 3 B+ (Broadcom BCM2837B0), while the Intel Core i5-1345U supports a maximum of 96 GB of memory with a maximum memory bandwidth of 102.4 GB/s enabled.

Raspberry Pi 3 B+ (Broadcom BCM2837B0) Characteristic Intel Core i5-1345U
Memory LPDDR5-6400, LPDDR4X-4266, DDR5-5200, DDR4-3200
1 GB Max. Memory 96 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
3.6 GB/s Max. Bandwidth 102.4 GB/s
No ECC No
0.50 MB L2 Cache --
-- L3 Cache 12.00 MB
-- PCIe version 4.0
-- PCIe lanes 20
-- PCIe Bandwidth 39.4 GB/s

Thermal Management

The Raspberry Pi 3 B+ (Broadcom BCM2837B0) has a TDP of 7 W. The TDP of the Intel Core i5-1345U is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Raspberry Pi 3 B+ (Broadcom BCM2837B0) Characteristic Intel Core i5-1345U
7 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) 55 W
-- TDP up --
4 W TDP down 12 W
-- Tjunction max. 100 °C

Technical details

The Raspberry Pi 3 B+ (Broadcom BCM2837B0) has 0.50 MB cache and is manufactured in 40 nm. The cache of Intel Core i5-1345U is at 12.00 MB. The processor is manufactured in 10 nm.

Raspberry Pi 3 B+ (Broadcom BCM2837B0) Characteristic Intel Core i5-1345U
40 nm Technology 10 nm
Monolithic Chip design Monolithic
Armv8-A (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions SSE4.1, SSE4.2, AVX2
-- Socket BGA 1744
None Virtualization VT-x, VT-x EPT, VT-d
No AES-NI Yes
Linux Operating systems Windows 10, Windows 11, Linux
02/2016 Release date Q1/2023
35 $ Release price --
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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.
Raspberry Pi 3 B+ (Broadcom BCM2837B0) Raspberry Pi 3 B+ (Broadcom BCM2837B0)
Broadcom VideoCore 5 @ 0.40 GHz
20 (1%)
Intel Core i5-1345U Intel Core i5-1345U
Intel Iris Xe Graphics 80 (Alder Lake) @ 1.25 GHz
1549 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Raspberry Pi 3 B+ (Broadcom BCM2837B0) Raspberry Pi 3 B+ (Broadcom BCM2837B0)
4C 4T @ 1.40 GHz
0 (0%)
Intel Core i5-1345U Intel Core i5-1345U
10C 12T @ 4.70 GHz
1720 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Raspberry Pi 3 B+ (Broadcom BCM2837B0) Raspberry Pi 3 B+ (Broadcom BCM2837B0)
4C 4T @ 1.40 GHz
0 (0%)
Intel Core i5-1345U Intel Core i5-1345U
10C 12T @ 1.60 GHz
8214 (100%)

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 3 B+ (Broadcom BCM2837B0) Raspberry Pi 3 B+ (Broadcom BCM2837B0)
4C 4T @ 1.40 GHz
0 (0%)
Intel Core i5-1345U Intel Core i5-1345U
10C 12T @ 4.70 GHz
1719 (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 3 B+ (Broadcom BCM2837B0) Raspberry Pi 3 B+ (Broadcom BCM2837B0)
4C 4T @ 1.40 GHz
0 (0%)
Intel Core i5-1345U Intel Core i5-1345U
10C 12T @ 1.60 GHz
7850 (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 3 B+ (Broadcom BCM2837B0) Raspberry Pi 3 B+ (Broadcom BCM2837B0)
4C 4T @ 1.40 GHz
0 (0%)
Intel Core i5-1345U Intel Core i5-1345U
10C 12T @ 4.70 GHz
2240 (100%)

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 3 B+ (Broadcom BCM2837B0) Raspberry Pi 3 B+ (Broadcom BCM2837B0)
4C 4T @ 1.40 GHz
0 (0%)
Intel Core i5-1345U Intel Core i5-1345U
10C 12T @ 1.60 GHz
8250 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Raspberry Pi 3 B+ (Broadcom BCM2837B0) Raspberry Pi 3 B+ (Broadcom BCM2837B0)
4C 4T @ 1.40 GHz
0 (0%)
Intel Core i5-1345U Intel Core i5-1345U
10C 12T @ 1.60 GHz
18670 (100%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
Raspberry Pi 3 B+ (Broadcom BCM2837B0) Raspberry Pi 3 B+ (Broadcom BCM2837B0)
1.40 GHz
0 (0%)
Intel Core i5-1345U Intel Core i5-1345U
8,214 CB R23 MC @ 31 W
262 (100%)

Devices using this processor

Raspberry Pi 3 B+ (Broadcom BCM2837B0) Intel Core i5-1345U
Raspberry Pi 3 B+ Unknown

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