Raspberry Pi 4 B (Broadcom BCM2711) vs UNISOC T310

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CPU comparison with benchmarks


Raspberry Pi 4 B (Broadcom BCM2711) CPU1 vs CPU2 UNISOC T310
Raspberry Pi 4 B (Broadcom BCM2711) UNISOC T310

CPU comparison

Raspberry Pi 4 B (Broadcom BCM2711) or UNISOC T310 - 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 4 B (Broadcom BCM2711) has 4 cores with 4 threads and clocks with a maximum frequency of 1.50 GHz. Up to 8 GB of memory is supported in 1 memory channels. The Raspberry Pi 4 B (Broadcom BCM2711) was released in 06/2019.

The UNISOC T310 has 4 cores with 4 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to GB of memory in 0 memory channels. The UNISOC T310 was released in Q2/2019.
Broadcom BCM (3) Family UNISOC 4G (10)
Broadcom BCM2711 (1) CPU group UNISOC 4G 12nm (8)
4 Generation 0
Cortex-A72 Architecture --
Desktop / Server Segment Mobile
Raspberry Pi 3 B+ (Broadcom BCM2837B0) Predecessor --
Raspberry Pi 5 B (Broadcom BCM2712) Successor --

CPU Cores and Base Frequency

The Raspberry Pi 4 B (Broadcom BCM2711) has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Raspberry Pi 4 B (Broadcom BCM2711) is 1.50 GHz while the UNISOC T310 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the UNISOC T310 is at 2.00 GHz.

Raspberry Pi 4 B (Broadcom BCM2711) Characteristic UNISOC T310
4 Cores 4
4 Threads 4
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading No
Yes Overclocking ? No
1.50 GHz
4x Cortex-A72
A-Core 2.00 GHz
1x Cortex-A75
-- B-Core 1.80 GHz
3x Cortex-A55

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Raspberry Pi 4 B (Broadcom BCM2711) Characteristic UNISOC T310
-- AI hardware --
-- AI specifications --

Internal Graphics

The Raspberry Pi 4 B (Broadcom BCM2711) or UNISOC T310 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 VI GPU PowerVR GE8300
0.50 GHz GPU frequency 0.80 GHz
-- GPU (Turbo) --
6 GPU Generation --
28 nm Technology 20 nm
2 Max. displays 1
4 Compute units 1
64 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 2 GB
-- DirectX Version 10

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 VI GPU PowerVR GE8300
Decode Codec h265 / HEVC (8 bit) Decode
Decode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
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 4 B (Broadcom BCM2711) can use up to 8 GB of memory in 1 memory channels. The maximum memory bandwidth is 12.8 GB/s. The UNISOC T310 supports up to GB of memory in 0 memory channels and achieves a memory bandwidth of up to --.

Raspberry Pi 4 B (Broadcom BCM2711) Characteristic UNISOC T310
LPDDR4-3200 Memory , LPDDR4-1333, LPDDR3-933
8 GB Max. Memory
1 (Single Channel) Memory channels 0
12.8 GB/s Max. Bandwidth --
No ECC No
1.00 MB L2 Cache --
-- L3 Cache --
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Raspberry Pi 4 B (Broadcom BCM2711) is 7.5 W, while the UNISOC T310 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Raspberry Pi 4 B (Broadcom BCM2711) Characteristic UNISOC T310
7.5 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
3 W TDP down --
-- Tjunction max. --

Technical details

The Raspberry Pi 4 B (Broadcom BCM2711) is manufactured in 28 nm and has 1.00 MB cache. The UNISOC T310 is manufactured in 12 nm and has a 0.00 MB cache.

Raspberry Pi 4 B (Broadcom BCM2711) Characteristic UNISOC T310
28 nm Technology 12 nm
Monolithic Chip design Unknown
Armv8-A (64 bit) Instruction set (ISA) Armv8-A (64 bit)
-- ISA extensions --
-- Socket --
None Virtualization None
No AES-NI No
Windows 11 (ARM), Linux Operating systems Android
06/2019 Release date Q2/2019
35 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Raspberry Pi 4 B (Broadcom BCM2711) to help other visitors make their purchasing decisions. The average rating is 3.7 stars (10 ratings). Rate now:
Here you can rate the UNISOC T310 to help other visitors make their purchasing decisions. The average rating is 4.0 stars (2 ratings). Rate now:


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 4 B (Broadcom BCM2711) Raspberry Pi 4 B (Broadcom BCM2711)
Broadcom VideoCore VI @ 0.50 GHz
32 (63%)
UNISOC T310 UNISOC T310
PowerVR GE8300 @ 0.80 GHz
51 (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 4 B (Broadcom BCM2711) Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz
202 (100%)
UNISOC T310 UNISOC T310
4C 4T @ 2.00 GHz
0 (0%)

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 4 B (Broadcom BCM2711) Raspberry Pi 4 B (Broadcom BCM2711)
4C 4T @ 1.50 GHz
601 (100%)
UNISOC T310 UNISOC T310
4C 4T @ 2.00 GHz
0 (0%)

Devices using this processor

Raspberry Pi 4 B (Broadcom BCM2711) UNISOC T310
Raspberry Pi 4 B Unknown

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