Intel Atom E680 vs Intel Atom Z550

Comparative analysis of Intel Atom E680 and Intel Atom Z550 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, 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 E680

  • CPU is newer: launch date 1 year(s) 5 month(s) later
Launch date September 2010 vs April 2009

Reasons to consider the Intel Atom Z550

  • Around 25% higher clock speed: 2 GHz vs 1.6 GHz
  • 2.5x lower typical power consumption: 2.4 Watt vs 4.5 Watt
  • Around 10% better performance in PassMark - CPU mark: 381 vs 346
Specifications (specs)
Maximum frequency 2 GHz vs 1.6 GHz
Thermal Design Power (TDP) 2.4 Watt vs 4.5 Watt
Benchmarks
PassMark - CPU mark 381 vs 346

Compare benchmarks

CPU 1: Intel Atom E680
CPU 2: Intel Atom Z550

PassMark - CPU mark
CPU 1
CPU 2
346
381
Name Intel Atom E680 Intel Atom Z550
PassMark - Single thread mark 0 0
PassMark - CPU mark 346 381

Compare specifications (specs)

Intel Atom E680 Intel Atom Z550

Essentials

Architecture codename Tunnel Creek Silverthorne
Launch date September 2010 April 2009
Place in performance rating 3335 3337
Processor Number E680 Z550
Series Legacy Intel Atom® Processors Legacy Intel Atom® Processors
Status Launched Discontinued
Vertical segment Embedded Mobile

Performance

Base frequency 1.60 GHz 2.00 GHz
Bus Speed 2500 MHz PCIE 533 MHz FSB
Die size 26 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°C 90°C
Maximum frequency 1.6 GHz 2 GHz
Number of cores 1 1
Number of threads 2
Transistor count 47 million 47 million
VID voltage range VCC (0.75 - 0.9V), VNN (0.75 - 1.1V)

Memory

Max memory channels 1
Maximum memory size 2 GB
Supported memory types DDR2 800

Graphics

Graphics base frequency 400 MHz
Processor graphics Integrated

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size 22mmx22mm 13mm x 14mm
Sockets supported FCBGA676 PBGA441
Thermal Design Power (TDP) 4.5 Watt 2.4 Watt

Peripherals

Max number of PCIe lanes 4
PCI Express revision 1.0a
PCIe configurations x1, root complex only

Security & Reliability

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

Advanced Technologies

Enhanced Intel SpeedStep® technology
FSB parity
Idle States
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)

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