Core 2 Duo E4400 vs Phenom X3 8850

Primary details

Comparing Phenom X3 8850 and Core 2 Duo E4400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2681not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency0.72no data
Architecture codenameToliman (2008)Allendale (2006−2009)
Release dateOctober 2008 (16 years ago)July 2007 (17 years ago)

Detailed specifications

Phenom X3 8850 and Core 2 Duo E4400 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 cores3 (Tri-Core)2 (Dual-core)
Threads32
Base clock speedno data2 GHz
Boost clock speed2.5 GHz2 GHz
Bus rateno data800 MHz
L1 cache128 KB (per core)64 KB
L2 cache512 KB (per core)2 MB
L3 cache2 MB (shared)0 KB
Chip lithography65 nm65 nm
Die size285 mm2111 mm2
Maximum core temperatureno dataL2=61 °C, M0=73 °C
Number of transistors450 million167 million
64 bit support++
Windows 11 compatibility--
VID voltage rangeno data0.85V-1.5V

Compatibility

Information on Phenom X3 8850 and Core 2 Duo E4400 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
SocketAM2+LGA775
Power consumption (TDP)95 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom X3 8850 and Core 2 Duo E4400. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Idle Statesno data+
Thermal Monitoring-+
Demand Based Switchingno data-
FSB parityno data-

Security technologies

Phenom X3 8850 and Core 2 Duo E4400 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom X3 8850 and Core 2 Duo E4400 are enumerated here.

AMD-V+-
VT-xno data-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom X3 8850 and Core 2 Duo E4400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR1, DDR2, DDR3

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.



Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Phenom X3 8850 1142
+60.8%
Core 2 Duo E4400 710

Pros & cons summary


Physical cores 3 2
Threads 3 2
Power consumption (TDP) 95 Watt 65 Watt

Phenom X3 8850 has 50% more physical cores and 50% more threads.

Core 2 Duo E4400, on the other hand, has 46.2% lower power consumption.

We couldn't decide between Phenom X3 8850 and Core 2 Duo E4400. We've got no test results to judge.


Should you still have questions on choice between Phenom X3 8850 and Core 2 Duo E4400, 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.


AMD Phenom X3 8850
Phenom X3 8850
Intel Core 2 Duo E4400
Core 2 Duo E4400

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 5 votes

Rate Phenom X3 8850 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.2 108 votes

Rate Core 2 Duo E4400 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Phenom X3 8850 or Core 2 Duo E4400, agree or disagree with our judgements, or report an error or mismatch.