Intel Core 2 Quad Q9550s vs HiSilicon Kirin 620

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CPU comparison with benchmarks


Intel Core 2 Quad Q9550s CPU1 vs CPU2 HiSilicon Kirin 620
Intel Core 2 Quad Q9550s HiSilicon Kirin 620

CPU comparison

Intel Core 2 Quad Q9550s or HiSilicon Kirin 620 - 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 Intel Core 2 Quad Q9550s has 4 cores with 4 threads and clocks with a maximum frequency of 2.83 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core 2 Quad Q9550s was released in Q1/2008.

The HiSilicon Kirin 620 has 4 cores with 4 threads and clocks with a maximum frequency of 1.20 GHz. The CPU supports up to GB of memory in 1 memory channels. The HiSilicon Kirin 620 was released in Q1/2015.
Intel Core2 Quad (19) Family HiSilicon Kirin (29)
Intel Core 2 Quad Q8000/Q9000 (16) CPU group HiSilicon Kirin 620 (1)
2 Generation 3
Yorkfield (Penryn) Architecture Cortex-A53
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core 2 Quad Q9550s is a 4 core processor with a clock frequency of 2.83 GHz. The HiSilicon Kirin 620 has 4 CPU cores with a clock frequency of 1.20 GHz.

Intel Core 2 Quad Q9550s Characteristic HiSilicon Kirin 620
4 Cores 4
4 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
2.83 GHz Frequency 1.20 GHz
-- Turbo Frequency (1 Core) --
-- 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.

Intel Core 2 Quad Q9550s Characteristic HiSilicon Kirin 620
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

no iGPU GPU ARM Mali-450 MP4
GPU frequency 0.53 GHz
-- GPU (Turbo) 0.53 GHz
-- GPU Generation Utgard
Technology 28nm
Max. displays 1
-- Compute units 4
-- Shader 64
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version 0

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-450 MP4
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The Intel Core 2 Quad Q9550s supports a maximum of 16 GB of memory in 2 memory channels. The HiSilicon Kirin 620 can connect up to GB of memory in 1 memory channels.

Intel Core 2 Quad Q9550s Characteristic HiSilicon Kirin 620
DDR3-1066, DDR2-800 Memory LPDDR3
16 GB Max. Memory
2 (Dual Channel) Memory channels 1 (Single Channel)
17.1 GB/s Max. Bandwidth --
No ECC No
12.00 MB L2 Cache --
-- L3 Cache --
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core 2 Quad Q9550s has a TDP of 65 W, that of the HiSilicon Kirin 620 is --.

Intel Core 2 Quad Q9550s Characteristic HiSilicon Kirin 620
65 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core 2 Quad Q9550s has a 12.00 MB cache, while the HiSilicon Kirin 620 cache has a total of 0.00 MB.

Intel Core 2 Quad Q9550s Characteristic HiSilicon Kirin 620
45 nm Technology 28 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
MMX, SSE2, SSE3, SSE4.1 ISA extensions --
LGA 775 Socket --
VT-x, VT-d Virtualization None
No AES-NI No
Windows 10, Linux Operating systems Android
Q1/2008 Release date Q1/2015
-- Release price --
show more data show more data


Rate these processors

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Here you can rate the HiSilicon Kirin 620 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 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.
Intel Core 2 Quad Q9550s Intel Core 2 Quad Q9550s
4C 4T @ 2.83 GHz
0 (0%)
HiSilicon Kirin 620 HiSilicon Kirin 620
4C 4T @ 1.20 GHz
102 (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.
Intel Core 2 Quad Q9550s Intel Core 2 Quad Q9550s
4C 4T @ 2.83 GHz
0 (0%)
HiSilicon Kirin 620 HiSilicon Kirin 620
4C 4T @ 1.20 GHz
505 (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.
Intel Core 2 Quad Q9550s Intel Core 2 Quad Q9550s
@ 0.00 GHz
0 (0%)
HiSilicon Kirin 620 HiSilicon Kirin 620
ARM Mali-450 MP4 @ 0.53 GHz
32 (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.
Intel Core 2 Quad Q9550s Intel Core 2 Quad Q9550s
4C 4T @ 2.83 GHz
2202 (100%)
HiSilicon Kirin 620 HiSilicon Kirin 620
4C 4T @ 1.20 GHz
0 (0%)

Devices using this processor

Intel Core 2 Quad Q9550s HiSilicon Kirin 620
Unknown Unknown

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