Intel Atom Z540 processor review

Atom Z540 processor released by Intel; release date: April 2008. The processor is designed for mobile-computers and based on Silverthorne microarchitecture.

CPU is locked to prevent overclocking. Total number of cores - 1. Maximum CPU clock speed - 1.86 GHz. Maximum operating temperature - 90°C. Manufacturing process technology - 45 nm. Cache size: L1 - 64 KB (per core), L2 - 512 KB (per core).

Supported socket types: PBGA441. Maximum number of processors in a configuration - 1. Power consumption (TDP): 2.4 Watt.

Benchmarks

PassMark
Single thread mark

Top 1 CPU

This CPU

4863

PassMark
CPU mark

Top 1 CPU

This CPU

156834

348

Name	Value
PassMark - Single thread mark	0
PassMark - CPU mark	348

Specifications (specs)

Essentials
Architecture codename	Silverthorne
Launch date	April 2008
Place in performance rating	3339
Processor Number	Z540
Series	Legacy Intel Atom® Processors
Status	Discontinued
Vertical segment	Mobile
Performance
Base frequency	1.86 GHz
Bus Speed	533 MHz FSB
Die size	26 mm2
L1 cache	64 KB (per core)
L2 cache	512 KB (per core)
Manufacturing process technology	45 nm
Maximum core temperature	90°C
Maximum frequency	1.86 GHz
Number of cores	1
Transistor count	47 million
VID voltage range	0.75 -1.1V

Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1
Package Size	13mm x 14mm
Scenario Design Power (SDP)	0.96 W
Sockets supported	PBGA441
Thermal Design Power (TDP)	2.4 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 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)