Core 2 Duo E6300 vs Core 2 Duo E7400

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Aggregate performance score

Core 2 Duo E7400
2008
2 cores / 2 threads, 65 Watt
0.66
+65%
Core 2 Duo E6300
2006
2 cores / 2 threads, 65 Watt
0.40

Core 2 Duo E7400 outperforms Core 2 Duo E6300 by an impressive 65% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo E7400 and Core 2 Duo E6300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking27603004
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency0.960.58
Architecture codenameWolfdale (2008−2010)Conroe (2006−2007)
Release dateOctober 2008 (16 years ago)July 2006 (18 years ago)

Detailed specifications

Core 2 Duo E7400 and Core 2 Duo E6300 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 speed2.8 GHz1.86 GHz
Boost clock speed2.8 GHz1.87 GHz
Bus rate1066 MHz1066 MHz
L1 cache64 KB64 KB
L2 cache3 MB (shared)2 MB
L3 cache0 KB0 KB
Chip lithography45 nm65 nm
Die size82 mm2143 mm2
Maximum core temperatureno data61 °C
Maximum case temperature (TCase)74 °Cno data
Number of transistors228 million291 million
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.3625V0.85V-1.5V

Compatibility

Information on Core 2 Duo E7400 and Core 2 Duo E6300 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
SocketLGA775LGA775,PLGA775
Power consumption (TDP)65 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E7400 and Core 2 Duo E6300. 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--
FSB parity--

Security technologies

Core 2 Duo E7400 and Core 2 Duo E6300 technologies aimed at improving security, for example, by protecting against hacks.

TXT--
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo E7400 and Core 2 Duo E6300 are enumerated here.

VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E7400 and Core 2 Duo E6300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR1, 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.


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 E7400 0.66
+65%
Core 2 Duo E6300 0.40

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 E7400 1041
+63.2%
Core 2 Duo E6300 638

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 E7400 318
+68.3%
Core 2 Duo E6300 189

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 E7400 512
+65.2%
Core 2 Duo E6300 310

Gaming performance

Pros & cons summary


Performance score 0.66 0.40
Chip lithography 45 nm 65 nm

Core 2 Duo E7400 has a 65% higher aggregate performance score, and a 44.4% more advanced lithography process.

The Core 2 Duo E7400 is our recommended choice as it beats the Core 2 Duo E6300 in performance tests.


Should you still have questions on choice between Core 2 Duo E7400 and Core 2 Duo E6300, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo E7400
Core 2 Duo E7400
Intel Core 2 Duo E6300
Core 2 Duo E6300

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Community ratings

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Questions & comments

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