AMD Ryzen 7 PRO 7840U vs UNISOC SC9832E

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CPU comparison with benchmarks


AMD Ryzen 7 PRO 7840U CPU1 vs CPU2 UNISOC SC9832E
AMD Ryzen 7 PRO 7840U UNISOC SC9832E

CPU comparison

AMD Ryzen 7 PRO 7840U or UNISOC SC9832E - 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 AMD Ryzen 7 PRO 7840U has 8 cores with 16 threads and clocks with a maximum frequency of 5.10 GHz. Up to 256 GB of memory is supported in 2 memory channels. The AMD Ryzen 7 PRO 7840U was released in Q2/2023.

The UNISOC SC9832E has 4 cores with 4 threads and clocks with a maximum frequency of 1.40 GHz. The CPU supports up to GB of memory in 0 memory channels. The UNISOC SC9832E was released in Q1/2019.
AMD Ryzen 7 PRO (21) Family UNISOC 4G (10)
AMD Ryzen 7040 (21) CPU group UNISOC 4G 28nm (2)
6 Generation 0
Phoenix (Zen 4) Architecture --
Mobile Segment Mobile
-- Predecessor --
AMD Ryzen 7 PRO 8840U Successor --

CPU Cores and Base Frequency

The AMD Ryzen 7 PRO 7840U has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the AMD Ryzen 7 PRO 7840U is 3.30 GHz (5.10 GHz) while the UNISOC SC9832E has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the UNISOC SC9832E is at 1.40 GHz.

AMD Ryzen 7 PRO 7840U Characteristic UNISOC SC9832E
8 Cores 4
16 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
3.30 GHz Frequency 1.40 GHz
5.10 GHz Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

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.

AMD Ryzen 7 PRO 7840U Characteristic UNISOC SC9832E
AMD Ryzen AI AI hardware --
AMD dedicated AI XDNA Technology AI specifications --

Internal Graphics

The AMD Ryzen 7 PRO 7840U or UNISOC SC9832E 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.

AMD Radeon 780M GPU ARM Mali-T820 MP2
0.80 GHz GPU frequency 0.60 GHz
2.70 GHz GPU (Turbo) --
3 GPU Generation Midgard 4
4 nm Technology 28nm
4 Max. displays 2
12 Compute units 2
768 Shader 32
Yes Hardware Raytracing No
AMD FSR Frame Generation No
32 GB Max. GPU Memory --
12 DirectX Version 11

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.

AMD Radeon 780M GPU ARM Mali-T820 MP2
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode
Decode / Encode Codec h264 Decode / Encode
Decode Codec VP9 No
Decode Codec VP8 Decode / Encode
Decode / Encode Codec AV1 No
Decode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The AMD Ryzen 7 PRO 7840U can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 120.0 GB/s. The UNISOC SC9832E supports up to GB of memory in 0 memory channels and achieves a memory bandwidth of up to --.

AMD Ryzen 7 PRO 7840U Characteristic UNISOC SC9832E
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 Memory LPDDR3-667, LPDDR2-533
256 GB Max. Memory
2 (Dual Channel) Memory channels 0
120.0 GB/s Max. Bandwidth --
Yes ECC No
8.00 MB L2 Cache --
16.00 MB L3 Cache --
4.0 PCIe version --
20 PCIe lanes --
39.4 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the AMD Ryzen 7 PRO 7840U is 28 W, while the UNISOC SC9832E has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Ryzen 7 PRO 7840U Characteristic UNISOC SC9832E
28 W TDP (PL1 / PBP) --
-- TDP (PL2) --
30 W TDP up --
15 W TDP down --
100 °C Tjunction max. --

Technical details

The AMD Ryzen 7 PRO 7840U is manufactured in 4 nm and has 24.00 MB cache. The UNISOC SC9832E is manufactured in 28 nm and has a 0.00 MB cache.

AMD Ryzen 7 PRO 7840U Characteristic UNISOC SC9832E
4 nm Technology 28 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 ISA extensions --
FP8 Socket --
AMD-V, SVM Virtualization None
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems Android
Q2/2023 Release date Q1/2019
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 7 PRO 7840U to help other visitors make their purchasing decisions. The average rating is 4.9 stars (9 ratings). Rate now:
Here you can rate the UNISOC SC9832E to help other visitors make their purchasing decisions. The average rating is 2.5 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.
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
AMD Radeon 780M @ 2.70 GHz
4201 (100%)
UNISOC SC9832E UNISOC SC9832E
ARM Mali-T820 MP2 @ 0.60 GHz
20 (0%)

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.
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz
1755 (100%)
UNISOC SC9832E UNISOC SC9832E
4C 4T @ 1.40 GHz
0 (0%)

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.
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
13549 (100%)
UNISOC SC9832E UNISOC SC9832E
4C 4T @ 1.40 GHz
0 (0%)

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.
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz
1850 (100%)
UNISOC SC9832E UNISOC SC9832E
4C 4T @ 1.40 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.
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
9612 (100%)
UNISOC SC9832E UNISOC SC9832E
4C 4T @ 1.40 GHz
0 (0%)

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.
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz
2446 (100%)
UNISOC SC9832E UNISOC SC9832E
4C 4T @ 1.40 GHz
0 (0%)

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.
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
10726 (100%)
UNISOC SC9832E UNISOC SC9832E
4C 4T @ 1.40 GHz
0 (0%)

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.
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
24755 (100%)
UNISOC SC9832E UNISOC SC9832E
4C 4T @ 1.40 GHz
0 (0%)

Performance for Artificial Intelligence (AI) and Machine Learning (ML)

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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
10 (100%)
UNISOC SC9832E UNISOC SC9832E
4C 4T @ 1.40 GHz
0 (0%)

Devices using this processor

AMD Ryzen 7 PRO 7840U UNISOC SC9832E
Unknown Unknown

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