Celeron M U3400 vs Xeon E5540

Primary details

Comparing Xeon E5540 and Celeron M U3400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1991	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.64	no data
Market segment	Server	Laptop
Series	no data	Intel Celeron M
Architecture codename	Gainestown (2009−2010)	Arrandale (2010−2011)
Release date	30 March 2009 (15 years ago)	24 May 2010 (14 years ago)
Launch price (MSRP)	$30	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5540 and Celeron M U3400 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	4 (Quad-Core)	2 (Dual-core)
Threads	8	2
Base clock speed	2.53 GHz	no data
Boost clock speed	2.8 GHz	1.06 GHz
Bus rate	no data	2500 MHz
L1 cache	64 KB (per core)	no data
L2 cache	256 KB (per core)	512 KB
L3 cache	8 MB (shared)	2 MB
Chip lithography	45 nm	32 nm
Die size	263 mm2	81+114 mm2
Maximum core temperature	76 °C	105 °C
Number of transistors	731 million	382+177 Million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E5540 and Celeron M U3400 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	2	no data
Socket	FCLGA1366	BGA1288
Power consumption (TDP)	80 Watt	18 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5540 and Celeron M U3400. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+
Demand Based Switching	+	no data
PAE	40 Bit	no data
Fast Memory Access	no data	+
Status	Discontinued	no data

Security technologies

Xeon E5540 and Celeron M U3400 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5540 and Celeron M U3400 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5540 and Celeron M U3400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	144 GB	no data
Max memory channels	3	no data
Maximum memory bandwidth	25.6 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by Xeon E5540 and Celeron M U3400.

PCIe version

2.0

no data

Pros & cons summary

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Recency	30 March 2009	24 May 2010
Physical cores	4	2
Threads	8	2
Chip lithography	45 nm	32 nm
Power consumption (TDP)	80 Watt	18 Watt

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