AMD Phenom II X2 521 vs HiSilicon Kirin 960

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CPU comparison with benchmarks


AMD Phenom II X2 521 CPU1 vs CPU2 HiSilicon Kirin 960
AMD Phenom II X2 521 HiSilicon Kirin 960

CPU comparison

In this CPU comparison, we compare the AMD Phenom II X2 521 and the HiSilicon Kirin 960 and use benchmarks to check which processor is faster.

We compare the AMD Phenom II X2 521 2 core processor released in Q2/2011 with the HiSilicon Kirin 960 which has 8 CPU cores and was introduced in Q4/2016.
AMD Phenom II (52) Family HiSilicon Kirin (29)
AMD Phenom II - 500 (2) CPU group HiSilicon Kirin 960 (2)
1 Generation 5
Regor (K10) Architecture Cortex-A73 / Cortex-A53
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Phenom II X2 521 is a 2 core processor with a clock frequency of 3.50 GHz. The processor can compute 2 threads at the same time. The HiSilicon Kirin 960 clocks with 2.40 GHz, has 8 CPU cores and can calculate 8 threads in parallel.

AMD Phenom II X2 521 Characteristic HiSilicon Kirin 960
2 Cores 8
2 Threads 8
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading No
Yes Overclocking ? No
3.50 GHz A-Core 2.40 GHz
4x Cortex-A73
-- B-Core 1.80 GHz
4x Cortex-A53

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 Phenom II X2 521 Characteristic HiSilicon Kirin 960
-- AI hardware --
-- AI specifications --

Internal Graphics

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.

no iGPU GPU ARM Mali-G71 MP8
GPU frequency 0.90 GHz
-- GPU (Turbo) --
-- GPU Generation Bifrost 1
Technology 16 nm
Max. displays 2
-- Compute units 8
-- Shader 256
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 GB
-- 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.

no iGPU GPU ARM Mali-G71 MP8
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode
No Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 Decode / Encode
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 No
No Codec JPEG Decode / Encode

Memory & PCIe

Up to GB of memory in a maximum of 2 memory channels is supported by the AMD Phenom II X2 521, while the HiSilicon Kirin 960 supports a maximum of 6 GB of memory with a maximum memory bandwidth of 12.8 GB/s enabled.

AMD Phenom II X2 521 Characteristic HiSilicon Kirin 960
DDR3-1333, DDR2-1066 Memory LPDDR4-1600
Max. Memory 6 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 12.8 GB/s
No ECC No
-- L2 Cache --
2.00 MB L3 Cache 4.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The AMD Phenom II X2 521 has a TDP of 65 W. The TDP of the HiSilicon Kirin 960 is 5 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Phenom II X2 521 Characteristic HiSilicon Kirin 960
65 W TDP (PL1 / PBP) 5 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD Phenom II X2 521 has 2.00 MB cache and is manufactured in 45 nm. The cache of HiSilicon Kirin 960 is at 4.00 MB. The processor is manufactured in 16 nm.

AMD Phenom II X2 521 Characteristic HiSilicon Kirin 960
45 nm Technology 16 nm
Unknown Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE3, SSE4a ISA extensions --
AM3 Socket --
AMD-V Virtualization None
No AES-NI No
Windows 10, Linux Operating systems Android
Q2/2011 Release date Q4/2016
35 $ Release price --
show more data show more data


Rate these processors

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Here you can rate the HiSilicon Kirin 960 to help other visitors make their purchasing decisions. The average rating is 4.0 stars (2 ratings). Rate now:


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 Phenom II X2 521 AMD Phenom II X2 521
2C 2T @ 3.50 GHz
0 (0%)
HiSilicon Kirin 960 HiSilicon Kirin 960
8C 8T @ 2.40 GHz
381 (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.
AMD Phenom II X2 521 AMD Phenom II X2 521
2C 2T @ 3.50 GHz
0 (0%)
HiSilicon Kirin 960 HiSilicon Kirin 960
8C 8T @ 2.40 GHz
1521 (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.
AMD Phenom II X2 521 AMD Phenom II X2 521
2C 2T @ 3.50 GHz
0 (0%)
HiSilicon Kirin 960 HiSilicon Kirin 960
8C 8T @ 2.40 GHz
403 (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.
AMD Phenom II X2 521 AMD Phenom II X2 521
2C 2T @ 3.50 GHz
0 (0%)
HiSilicon Kirin 960 HiSilicon Kirin 960
8C 8T @ 2.40 GHz
1393 (100%)

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 Phenom II X2 521 AMD Phenom II X2 521
@ 0.00 GHz
0 (0%)
HiSilicon Kirin 960 HiSilicon Kirin 960
ARM Mali-G71 MP8 @ 0.90 GHz
245 (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.
AMD Phenom II X2 521 AMD Phenom II X2 521
2C 2T @ 3.50 GHz
2253 (100%)
HiSilicon Kirin 960 HiSilicon Kirin 960
8C 8T @ 2.40 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 Phenom II X2 521 AMD Phenom II X2 521
2C 2T @ 3.50 GHz
92 (100%)
HiSilicon Kirin 960 HiSilicon Kirin 960
8C 8T @ 2.40 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 Phenom II X2 521 AMD Phenom II X2 521
2C 2T @ 3.50 GHz
177 (100%)
HiSilicon Kirin 960 HiSilicon Kirin 960
8C 8T @ 2.40 GHz
0 (0%)

Devices using this processor

AMD Phenom II X2 521 HiSilicon Kirin 960
Unknown Huawei Honor 8 Pro
Huawei Honor 9
Huawei Mate 9
Huawei Mate 9 Pro
Huawei Mate 9 Porsche
Huawei MediaPad M5
Huawei Nova 2s
Huawei P10

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