Atom Z2520 vs Core 2 Quad Q9650

#ad 
Buy on Amazon
VS

Primary details

Comparing Core 2 Quad Q9650 and Atom Z2520 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2101not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Power efficiency1.55no data
Architecture codenameYorkfield (2007−2009)Clovertrail (2013)
Release dateAugust 2008 (16 years ago)27 February 2013 (11 years ago)

Detailed specifications

Core 2 Quad Q9650 and Atom Z2520 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)2 (Dual-core)
Threads44
Base clock speed3 GHz1.2 GHz
Boost clock speed3 GHz1.2 GHz
Bus rate1333 MHzno data
L1 cache64 KB (per core)64 KB (per core)
L2 cache6 MB (per die)512 KB (per core)
L3 cache0 KB0 KB
Chip lithography45 nm32 nm
Die size2x 107 mm265 mm2
Maximum core temperature71 °C90 °C
Number of transistors820 million140 million
64 bit support+-
Windows 11 compatibility--
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Core 2 Quad Q9650 and Atom Z2520 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketLGA775FC-MB4760
Power consumption (TDP)95 Watt3 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q9650 and Atom Z2520. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE2, Intel® SSE3, Intel® SSSE3
Enhanced SpeedStep (EIST)++
Turbo Boost Technology-no data
Hyper-Threading Technology-+
Idle States++
Thermal Monitoring++
Demand Based Switching-no data
PAEno data32 Bit
Smart Idleno data+
FSB parity-no data

Security technologies

Core 2 Quad Q9650 and Atom Z2520 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Quad Q9650 and Atom Z2520 are enumerated here.

VT-d+no data
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Quad Q9650 and Atom Z2520. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR2
Maximum memory sizeno data2 GB
Max memory channelsno data2
Maximum memory bandwidthno data8.5 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataSGX 544MP2

Graphics interfaces

Available interfaces and connections of Core 2 Quad Q9650 and Atom Z2520 integrated GPUs.

Number of displays supportedno data2

Peripherals

Specifications and connection of peripherals supported by Core 2 Quad Q9650 and Atom Z2520.

USB revisionno data2.0 OTG, USB-SPH 2.0
Number of USB portsno data2
UARTno data3

Pros & cons summary


Physical cores 4 2
Chip lithography 45 nm 32 nm
Power consumption (TDP) 95 Watt 3 Watt

Core 2 Quad Q9650 has 100% more physical cores.

Atom Z2520, on the other hand, has a 40.6% more advanced lithography process, and 3066.7% lower power consumption.

We couldn't decide between Core 2 Quad Q9650 and Atom Z2520. We've got no test results to judge.

Note that Core 2 Quad Q9650 is a desktop processor while Atom Z2520 is a notebook one.


Should you still have questions on choice between Core 2 Quad Q9650 and Atom Z2520, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core 2 Quad Q9650
Core 2 Quad Q9650
Intel Atom Z2520
Atom Z2520

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4.5 1594 votes

Rate Core 2 Quad Q9650 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3 19 votes

Rate Atom Z2520 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Quad Q9650 or Atom Z2520, agree or disagree with our judgements, or report an error or mismatch.