Intel Atom Z520 vs Intel Atom Z530

Comparative analysis of Intel Atom Z520 and Intel Atom Z530 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Atom Z520

Intel Atom Z530

Differences

Reasons to consider the Intel Atom Z530

Around 20% higher clock speed: 1.6 GHz vs 1.33 GHz
Around 7% better performance in PassMark - Single thread mark: 161 vs 151
Around 50% better performance in PassMark - CPU mark: 183 vs 122

Specifications (specs)
Maximum frequency	1.6 GHz vs 1.33 GHz
Benchmarks
PassMark - Single thread mark	161 vs 151
PassMark - CPU mark	183 vs 122

Compare benchmarks

CPU 1: Intel Atom Z520
CPU 2: Intel Atom Z530

PassMark - Single thread mark

CPU 1

CPU 2

151

161

PassMark - CPU mark

CPU 1

CPU 2

122

183

Name	Intel Atom Z520	Intel Atom Z530
PassMark - Single thread mark	151	161
PassMark - CPU mark	122	183

Compare specifications (specs)

	Intel Atom Z520	Intel Atom Z530
Essentials
Architecture codename	Silverthorne	Silverthorne
Launch date	April 2008	April 2008
Place in performance rating	3306	3303
Processor Number	Z520	Z530
Series	Legacy Intel Atom® Processors	Legacy Intel Atom® Processors
Status	Discontinued	Discontinued
Vertical segment	Mobile	Mobile
Performance
Base frequency	1.33 GHz	1.60 GHz
Bus Speed	533 MHz FSB	533 MHz FSB
Die size	26 mm2	26 mm2
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	512 KB (per core)	512 KB (per core)
Manufacturing process technology	45 nm	45 nm
Maximum core temperature	90°C	90°C
Maximum frequency	1.33 GHz	1.6 GHz
Number of cores	1	1
Transistor count	47 million	47 million
VID voltage range	0.75-1.1V	0.75 -1.1V
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	13mm x 14mm	13mm x 14mm
Scenario Design Power (SDP)	0.96 W	0.96 W
Sockets supported	PBGA441	PBGA441
Thermal Design Power (TDP)	2 Watt	2 Watt
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	Intel® SSE2, Intel® SSE3, Intel® SSSE3
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)