Pentium 4-M P4-M 1,7 vs Core 2 Duo E6400

Place in the ranking	2903	3295
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Series	no data	Pentium 4-M
Power efficiency	0.71	0.50
Architecture codename	Conroe (2006−2007)	Northwood (2002−2004)
Release date	July 2006 (18 years ago)	no data

Detailed specifications

Core 2 Duo E6400 and Pentium 4-M P4-M 1,7 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 cores	2 (Dual-core)	1 (Single-Core)
Threads	2	1
Base clock speed	2.13 GHz	no data
Boost clock speed	2.13 GHz	1.7 GHz
Bus rate	1066 MHz	400 MHz
L1 cache	64 KB	no data
L2 cache	2 MB	no data
L3 cache	0 KB	no data
Chip lithography	65 nm	130 nm
Die size	143 mm²	no data
Maximum core temperature	61 °C	no data
Number of transistors	291 million	no data
64 bit support	+	-
Windows 11 compatibility	-	-
VID voltage range	0.85V-1.5V	no data

Compatibility

Information on Core 2 Duo E6400 and Pentium 4-M P4-M 1,7 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 configuration	1	no data
Socket	LGA775,PLGA775	no data
Power consumption (TDP)	65 Watt	30 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E6400 and Pentium 4-M P4-M 1,7. You'll probably need this information if you require some particular technology.

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 Pentium 4-M P4-M 1,7 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 Pentium 4-M P4-M 1,7 are enumerated here.

VT-x

no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E6400 and Pentium 4-M P4-M 1,7. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR1, DDR2, DDR3

no data

Gaming performance

Pros & cons summary

Performance score	0.49	0.16
Physical cores	2	1
Threads	2	1
Chip lithography	65 nm	130 nm
Power consumption (TDP)	65 Watt	30 Watt

Core 2 Duo E6400 has a 206.3% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 100% more advanced lithography process.

Pentium 4-M P4-M 1,7, on the other hand, has 116.7% lower power consumption.

The Core 2 Duo E6400 is our recommended choice as it beats the Pentium 4-M P4-M 1,7 in performance tests.

Note that Core 2 Duo E6400 is a desktop processor while Pentium 4-M P4-M 1,7 is a notebook one.

Should you still have questions on choice between Core 2 Duo E6400 and Pentium 4-M P4-M 1,7, ask them in Comments section, and we shall answer.