Celeron E3400 vs Core 2 Extreme QX9775

VS

Primary details

Comparing Core 2 Extreme QX9775 and Celeron E3400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated2852
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data3.72
Market segmentDesktop processorDesktop processor
Power efficiencyno data0.79
Architecture codenameYorkfield (2007−2009)Wolfdale (2008−2010)
Release dateMarch 2008 (16 years ago)17 January 2010 (14 years ago)
Launch price (MSRP)no data$76

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core 2 Extreme QX9775 and Celeron E3400 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)
Threads42
Base clock speed3.2 GHz2.6 GHz
Boost clock speed3.2 GHz2.6 GHz
Bus rate1600 MHzno data
L1 cache64K (per core)64 KB (per core)
L2 cache12 MB (shared)1 MB (shared)
L3 cache0 KB0 KB
Chip lithography45 nm45 nm
Die size2x 107 mm282 mm2
Maximum core temperatureno data74 °C
Maximum case temperature (TCase)63 °Cno data
Number of transistors820 million228 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
VID voltage range0.85V-1.35V0.85V-1.3625V

Compatibility

Information on Core 2 Extreme QX9775 and Celeron E3400 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
SocketLGA771LGA775
Power consumption (TDP)150 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme QX9775 and Celeron E3400. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology--
Idle States++
Thermal Monitoring++
Demand Based Switching-no data
FSB parity-no data

Security technologies

Core 2 Extreme QX9775 and Celeron E3400 technologies aimed at improving security, for example, by protecting against hacks.

TXT--
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Extreme QX9775 and Celeron E3400 are enumerated here.

VT-dno data-
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme QX9775 and Celeron E3400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR2DDR1, DDR2, DDR3

Peripherals

Specifications and connection of peripherals supported by Core 2 Extreme QX9775 and Celeron E3400.

PCIe versionno data2.0

Pros & cons summary


Physical cores 4 2
Threads 4 2
Power consumption (TDP) 150 Watt 65 Watt

Core 2 Extreme QX9775 has 100% more physical cores and 100% more threads.

Celeron E3400, on the other hand, has 130.8% lower power consumption.

We couldn't decide between Core 2 Extreme QX9775 and Celeron E3400. We've got no test results to judge.


Should you still have questions on choice between Core 2 Extreme QX9775 and Celeron E3400, 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 Extreme QX9775
Core 2 Extreme QX9775
Intel Celeron E3400
Celeron E3400

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.


3.7 45 votes

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

  • 1
  • 2
  • 3
  • 4
  • 5
3.2 273 votes

Rate Celeron E3400 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Extreme QX9775 or Celeron E3400, agree or disagree with our judgements, or report an error or mismatch.