Celeron G540 vs Core 2 Duo E8400

General info

Comparing Core 2 Duo E8400 and Celeron G540 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2522	2515
Place by popularity	not in top-100	not in top-100
Value for money	1.86	0.02
Market segment	Desktop processor	Desktop processor
Architecture codename	Wolfdale (2008−2010)	Sandy Bridge (2011−2013)
Release date	1 January 2008 (16 years old)	4 September 2011 (12 years old)
Launch price (MSRP)	no data	$158
Current price	$70	$38 (0.2x MSRP)

Value for money

Performance per price, higher is better.

Core 2 Duo E8400 has 9200% better value for money than Celeron G540.

Technical specs

Core 2 Duo E8400 and Celeron G540 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	3 GHz	2.5 GHz
Boost clock speed	3 GHz	2.5 GHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	6 MB (shared)	256 KB (per core)
L3 cache	0 KB	2 MB (shared)
Chip lithography	45 nm	32 nm
Die size	104 mm2	131 mm2
Maximum core temperature	72 °C	69 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	410 million	504 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No
VID voltage range	0.85V-1.3625V	no data

Compatibility

Information on Core 2 Duo E8400 and Celeron G540 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	1
Socket	LGA775	FCLGA1155
Power consumption (TDP)	65 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E8400 and Celeron G540. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2
AES-NI	-	-
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	+	+
Flex Memory Access	no data	+
Demand Based Switching	-	no data
FDI	no data	+
Fast Memory Access	no data	+
FSB parity	-	no data
Status	Discontinued	Discontinued

Security technologies

Core 2 Duo E8400 and Celeron G540 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 E8400 and Celeron G540 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E8400 and Celeron G540. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	DDR3
Maximum memory size	no data	32 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	17 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	On certain motherboards (Chipset feature)	Intel® HD Graphics for 2nd Generation Intel® Processors
Graphics max frequency	no data	1 GHz

Graphics interfaces

Available interfaces and connections of Core 2 Duo E8400 and Celeron G540 integrated GPUs.

Number of displays supported

no data

2

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo E8400 and Celeron G540.

PCIe version

2.0

2.0

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.

Celeron G540 outperforms Core 2 Duo E8400 by 1% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	0.75	0.76
Recency	1 January 2008	4 September 2011
Chip lithography	45 nm	32 nm

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Should you still have questions on choice between Core 2 Duo E8400 and Celeron G540, ask them in Comments section, and we shall answer.

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