Core 2 Extreme QX9775 vs Core i5-650

VS

Primary details

Comparing Core i5-650 and Core 2 Extreme QX9775 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2206not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation4.93no data
Market segmentDesktop processorDesktop processor
Power efficiency1.84no data
Architecture codenameClarkdale (2010−2011)Yorkfield (2007−2009)
Release date7 January 2010 (14 years ago)March 2008 (16 years ago)
Launch price (MSRP)$35no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-650 and Core 2 Extreme QX9775 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 cores2 (Dual-core)4 (Quad-Core)
Threads44
Base clock speed3.2 GHz3.2 GHz
Boost clock speed3.46 GHz3.2 GHz
Bus rate2.5 GT/s1600 MHz
L1 cache64 KB (per core)64K (per core)
L2 cache256 KB (per core)12 MB (shared)
L3 cache4 MB (shared)0 KB
Chip lithography32 nm45 nm
Die size81 mm22x 107 mm2
Maximum core temperature73 °Cno data
Maximum case temperature (TCase)no data63 °C
Number of transistors382 million820 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+
VID voltage rangeno data0.85V-1.35V

Compatibility

Information on Core i5-650 and Core 2 Extreme QX9775 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
SocketFCLGA1156LGA771
Power consumption (TDP)73 Watt150 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-650 and Core 2 Extreme QX9775. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2no data
AES-NI+-
Enhanced SpeedStep (EIST)++
Turbo Boost Technology1.0-
Hyper-Threading Technology+-
Idle States++
Thermal Monitoring-+
Demand Based Switching--
PAE36 Bitno data
FDI+no data
FSB parityno data-

Security technologies

Core i5-650 and Core 2 Extreme QX9775 technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-650 and Core 2 Extreme QX9775 are enumerated here.

VT-d+no data
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-650 and Core 2 Extreme QX9775. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR2
Maximum memory size16.38 GBno data
Max memory channels2no data
Maximum memory bandwidth21 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics for Previous Generation Intel Processorsno data
Clear Video HD+no data

Graphics interfaces

Available interfaces and connections of Core i5-650 and Core 2 Extreme QX9775 integrated GPUs.

Number of displays supported2no data

Peripherals

Specifications and connection of peripherals supported by Core i5-650 and Core 2 Extreme QX9775.

PCIe version2.0no data
PCI Express lanes16no data

Pros & cons summary


Physical cores 2 4
Chip lithography 32 nm 45 nm
Power consumption (TDP) 73 Watt 150 Watt

i5-650 has a 40.6% more advanced lithography process, and 105.5% lower power consumption.

Core 2 Extreme QX9775, on the other hand, has 100% more physical cores.

We couldn't decide between Core i5-650 and Core 2 Extreme QX9775. We've got no test results to judge.


Should you still have questions on choice between Core i5-650 and Core 2 Extreme QX9775, 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 i5-650
Core i5-650
Intel Core 2 Extreme QX9775
Core 2 Extreme QX9775

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.


3.4 1034 votes

Rate Core i5-650 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.7 45 votes

Rate Core 2 Extreme QX9775 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i5-650 or Core 2 Extreme QX9775, agree or disagree with our judgements, or report an error or mismatch.