Intel Atom Z620 vs Intel Core i3-550

Comparative analysis of Intel Atom Z620 and Intel Core i3-550 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Advanced Technologies, Graphics, Graphics interfaces, Peripherals, Security & Reliability, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

 

Differences

Reasons to consider the Intel Atom Z620

  • 73x lower typical power consumption: 1 Watt vs 73 Watt
Thermal Design Power (TDP) 1 Watt vs 73 Watt

Reasons to consider the Intel Core i3-550

  • 1 more cores, run more applications at once: 2 vs 1
  • Around 256% higher clock speed: 3.2 GHz vs 0.9 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
  • 2x more L1 cache, more data can be stored in the L1 cache for quick access later
Number of cores 2 vs 1
Maximum frequency 3.2 GHz vs 0.9 GHz
Manufacturing process technology 32 nm vs 45 nm
L1 cache 64 KB (per core) vs 64 KB (per core)

Compare benchmarks

CPU 1: Intel Atom Z620
CPU 2: Intel Core i3-550

Name Intel Atom Z620 Intel Core i3-550
PassMark - Single thread mark 1340
PassMark - CPU mark 1611
Geekbench 4 - Single Core 478
Geekbench 4 - Multi-Core 1061
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 0.529
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 31.203
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.156
CompuBench 1.5 Desktop - Video Composition (Frames/s) 0.842
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 2.358

Compare specifications (specs)

Intel Atom Z620 Intel Core i3-550

Essentials

Architecture codename Lincroft Clarkdale
Launch date May 2010 May 2010
Place in performance rating not rated 2923
Vertical segment Laptop Desktop
Launch price (MSRP) $101
Price now $179.95
Processor Number i3-550
Series Legacy Intel® Core™ Processors
Status Discontinued
Value for money (0-100) 4.63

Performance

Die size 65 mm 81 mm2
L1 cache 64 KB (per core) 64 KB (per core)
L2 cache 512 KB (per core) 256 KB (per core)
Manufacturing process technology 45 nm 32 nm
Maximum frequency 0.9 GHz 3.2 GHz
Number of cores 1 2
Transistor count 140 million 382 million
64 bit support
Base frequency 3.20 GHz
Bus Speed 2.5 GT/s DMI
L3 cache 4096 KB (shared)
Maximum core temperature 72.6°C
Number of threads 4
VID voltage range 0.6500V-1.4000V

Memory

Supported memory types DDR1, DDR2 DDR3 1066/1333
Max memory channels 2
Maximum memory bandwidth 21 GB/s
Maximum memory size 16.38 GB

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported Intel BGA 518 FCLGA1156
Thermal Design Power (TDP) 1 Watt 73 Watt
Low Halogen Options Available
Package Size 37.5mm x 37.5mm

Advanced Technologies

Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE) 36-bit
Thermal Monitoring

Graphics

Graphics base frequency 733 MHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Processor graphics Intel HD Graphics

Graphics interfaces

Number of displays supported 2

Peripherals

Max number of PCIe lanes 16
PCI Express revision 2.0
PCIe configurations 1x16, 2x8

Security & Reliability

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

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® VT-x with Extended Page Tables (EPT)

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