Intel Atom Z670 vs Intel Atom Z520

Comparative analysis of Intel Atom Z670 and Intel Atom Z520 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

 

Differences

Reasons to consider the Intel Atom Z670

  • CPU is newer: launch date 3 year(s) 0 month(s) later
  • Around 13% higher clock speed: 1.5 GHz vs 1.33 GHz
  • Around 30% better performance in PassMark - CPU mark: 158 vs 122
Specifications (specs)
Launch date April 2011 vs April 2008
Maximum frequency 1.5 GHz vs 1.33 GHz
Benchmarks
PassMark - CPU mark 158 vs 122

Reasons to consider the Intel Atom Z520

  • Around 50% lower typical power consumption: 2 Watt vs 3 Watt
  • Around 59% better performance in PassMark - Single thread mark: 151 vs 95
Specifications (specs)
Thermal Design Power (TDP) 2 Watt vs 3 Watt
Benchmarks
PassMark - Single thread mark 151 vs 95

Compare benchmarks

CPU 1: Intel Atom Z670
CPU 2: Intel Atom Z520

PassMark - Single thread mark
CPU 1
CPU 2
95
151
PassMark - CPU mark
CPU 1
CPU 2
158
122
Name Intel Atom Z670 Intel Atom Z520
PassMark - Single thread mark 95 151
PassMark - CPU mark 158 122

Compare specifications (specs)

Intel Atom Z670 Intel Atom Z520

Essentials

Architecture codename Lincroft Silverthorne
Launch date April 2011 April 2008
Place in performance rating 3315 3306
Processor Number Z670 Z520
Series Legacy Intel Atom® Processors Legacy Intel Atom® Processors
Status Discontinued Discontinued
Vertical segment Mobile Mobile

Performance

Base frequency 1.50 GHz 1.33 GHz
Die size 65 mm 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 90°C
Maximum frequency 1.5 GHz 1.33 GHz
Number of cores 1 1
Number of threads 2
Transistor count 140 million 47 million
VID voltage range 1.1125-1.5000V 0.75-1.1V
Bus Speed 533 MHz FSB

Memory

Max memory channels 1
Maximum memory size 2.93 GB
Supported memory types DDR2 800

Graphics

Graphics base frequency 400 MHz
Processor graphics Integrated

Graphics interfaces

LVDS

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size 13.8mmx13.8mm 13mm x 14mm
Sockets supported T-PBGA518 PBGA441
Thermal Design Power (TDP) 3 Watt 2 Watt
Scenario Design Power (SDP) 0.96 W

Peripherals

PCI support

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions Intel® SSE2, Intel® SSE3, Intel® SSSE3 Intel® SSE2, Intel® SSE3, Intel® SSSE3
Intel 64
Intel® Hyper-Threading technology
Thermal Monitoring
FSB parity
Intel® Demand Based Switching
Intel® Turbo Boost technology

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)

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