Celeron P4500 vs Core 2 Duo P8400

General info

Comparing Core 2 Duo P8400 and Celeron P4500 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2703	2698
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core 2 Duo	Intel Celeron
Architecture codename	Penryn (2008−2011)	Westmere (2010−2011)
Release date	15 July 2008 (15 years ago)	28 March 2010 (14 years ago)
Launch price (MSRP)	$209	no data
Current price	$37 (0.2x MSRP)	$15.99

Technical specs

Core 2 Duo P8400 and Celeron P4500 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)	2 (Dual-core)
Threads	2	2
Base clock speed	2.26 GHz	1.86 GHz
Boost clock speed	2.26 GHz	0.07 GHz
Bus support	1066 MHz	1 × 2.5 GT/s
L1 cache	128 KB	128 KB
L2 cache	3 MB	512 KB
L3 cache	3 MB L2 Cache	2 MB
Chip lithography	45 nm	32 nm
Die size	107 mm2	81 mm2
Maximum core temperature	105 °C	90 °C
Number of transistors	410 Million	382 Million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No
VID voltage range	1.05V-1.15V	no data

Compatibility

Information on Core 2 Duo P8400 and Celeron P4500 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	no data	1
Socket	BGA479,PBGA479,PGA478	PGA988
Power consumption (TDP)	25 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo P8400 and Celeron P4500. You'll probably need this information if you require some particular technology.

AES-NI	no data	-
FMA	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	no data	+
Flex Memory Access	no data	+
Demand Based Switching	-	no data
PAE	no data	36 Bit
FDI	no data	+
Fast Memory Access	no data	+
FSB parity	-	no data
Status	Discontinued	Discontinued

Security technologies

Core 2 Duo P8400 and Celeron P4500 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 P8400 and Celeron P4500 are enumerated here.

VT-d	no data	-
VT-x	+	+
EPT	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo P8400 and Celeron P4500. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR3-800, DDR3-1066
Maximum memory size	no data	8 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	17.1 GB/s
ECC memory support	no data	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel® HD Graphics for Previous Generation Intel® Processors
Clear Video	no data	+
Graphics max frequency	no data	667 MHz

Graphics interfaces

Available interfaces and connections of Core 2 Duo P8400 and Celeron P4500 integrated GPUs.

Number of displays supported

no data

2

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo P8400 and Celeron P4500.

PCIe version	no data	2.0
PCI Express lanes	no data	16

Synthetic benchmark performance

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

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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.

Advantages and disadvantages

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Recency	15 July 2008	28 March 2010
Chip lithography	45 nm	32 nm
Power consumption (TDP)	25 Watt	35 Watt

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Should you still have questions on choice between Core 2 Duo P8400 and Celeron P4500, ask them in Comments section, and we shall answer.

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