Intel Atom Z550 vs Intel Atom Z2520

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CPU comparison with benchmarks


Intel Atom Z550 CPU1 vs CPU2 Intel Atom Z2520
Intel Atom Z550 Intel Atom Z2520

CPU comparison

In this CPU comparison, we compare the Intel Atom Z550 and the Intel Atom Z2520 and use benchmarks to check which processor is faster.

We compare the Intel Atom Z550 1 core processor released in Q2/2009 with the Intel Atom Z2520 which has 2 CPU cores and was introduced in Q2/2013.
Intel Atom (108) Family Intel Atom (108)
Intel Atom Z500 (1) CPU group Intel Atom Z2500/Z2700 (3)
1 Generation 2
Silverthorne Architecture Cloverview
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom Z550 is a 1 core processor with a clock frequency of 2.00 GHz. The processor can compute 1 threads at the same time. The Intel Atom Z2520 clocks with 1.20 GHz, has 2 CPU cores and can calculate 4 threads in parallel.
Intel Atom Z550 Characteristic Intel Atom Z2520
1 Cores 2
1 Threads 4
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.00 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 Atom Z550 Characteristic Intel Atom Z2520
-- 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.
no iGPU GPU PowerVR SGX544 MP2
GPU frequency 0.30 GHz
-- GPU (Turbo) --
-- GPU Generation --
Technology 45nm
Max. displays 2
-- Compute units 4
-- Shader 8
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version 10.1

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.
no iGPU GPU PowerVR SGX544 MP2
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 Decode
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

Up to 2 GB of memory in a maximum of 0 memory channels is supported by the Intel Atom Z550, while the Intel Atom Z2520 supports a maximum of 2 GB of memory with a maximum memory bandwidth of 8.5 GB/s enabled.
Intel Atom Z550 Characteristic Intel Atom Z2520
Memory LPDDR2-1066
2 GB Max. Memory 2 GB
0 Memory channels 2 (Dual Channel)
-- Max. Bandwidth 8.5 GB/s
No ECC No
0.50 MB L2 Cache 1.00 MB
-- L3 Cache --
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The Intel Atom Z550 has a TDP of 2.4 W. The TDP of the Intel Atom Z2520 is --. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.
Intel Atom Z550 Characteristic Intel Atom Z2520
2.4 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
90 °C Tjunction max. 90 °C

Technical details

The Intel Atom Z550 has 0.50 MB cache and is manufactured in 45 nm. The cache of Intel Atom Z2520 is at 1.00 MB. The processor is manufactured in 32 nm.
Intel Atom Z550 Characteristic Intel Atom Z2520
45 nm Technology 32 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE, SSE2, SSE3, SSSE3 ISA extensions MMX, SSE3, SSSE3
BGA 441 Socket BGA
Intel VT-x Virtualization None
No AES-NI No
Operating systems
Q2/2009 Release date Q2/2013
-- Release price --
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Devices using this processor
Intel Atom Z550 Intel Atom Z2520
Unknown Unknown

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