E-300 vs Core 2 Duo E6400

VS

Aggregate performance score

Core 2 Duo E6400
2006
2 cores / 2 threads, 65 Watt
0.49
+133%

Core 2 Duo E6400 outperforms E-300 by a whopping 133% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo E6400 and E-300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking29023207
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataAMD E-Series
Power efficiency0.711.10
Architecture codenameConroe (2006−2007)Zacate (2011−2013)
Release dateJuly 2006 (18 years ago)22 August 2011 (13 years ago)

Detailed specifications

Core 2 Duo E6400 and E-300 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)2 (Dual-core)
Threads22
Base clock speed2.13 GHzno data
Boost clock speed2.13 GHz1.3 GHz
Bus rate1066 MHzno data
L1 cache64 KB64K (per core)
L2 cache2 MB512K (per core)
L3 cache0 KB0 KB
Chip lithography65 nm40 nm
Die size143 mm275 mm2
Maximum core temperature61 °Cno data
Number of transistors291 millionno data
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.5Vno data

Compatibility

Information on Core 2 Duo E6400 and E-300 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
SocketLGA775,PLGA775FT1
Power consumption (TDP)65 Watt18 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E6400 and E-300. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SVM
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States+no data
Thermal Monitoring+-
Demand Based Switching-no data
FSB parity-no data

Security technologies

Core 2 Duo E6400 and E-300 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 Duo E6400 and E-300 are enumerated here.

AMD-V-+
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E6400 and E-300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon HD 6310

Synthetic benchmark performance

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


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Core 2 Duo E6400 0.49
+133%
E-300 0.21

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.

Core 2 Duo E6400 780
+129%
E-300 340

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Core 2 Duo E6400 233
+165%
E-300 88

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Core 2 Duo E6400 374
+146%
E-300 152

Gaming performance

Pros & cons summary


Performance score 0.49 0.21
Chip lithography 65 nm 40 nm
Power consumption (TDP) 65 Watt 18 Watt

Core 2 Duo E6400 has a 133.3% higher aggregate performance score.

E-300, on the other hand, has a 62.5% more advanced lithography process, and 261.1% lower power consumption.

The Core 2 Duo E6400 is our recommended choice as it beats the E-300 in performance tests.

Note that Core 2 Duo E6400 is a desktop processor while E-300 is a notebook one.


Should you still have questions on choice between Core 2 Duo E6400 and E-300, 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 Duo E6400
Core 2 Duo E6400
AMD E-300
E-300

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.


3.4 151 vote

Rate Core 2 Duo E6400 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
2.4 303 votes

Rate E-300 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Duo E6400 or E-300, agree or disagree with our judgements, or report an error or mismatch.