Xeon E7420 vs X3450

Primary details

Comparing Xeon X3450 and Xeon E7420 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2005	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Power efficiency	1.79	no data
Release date	1 July 2009 (15 years ago)	1 July 2008 (16 years ago)

Detailed specifications

Xeon X3450 and Xeon E7420 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)	no data
Threads	8	no data
Base clock speed	2.66 GHz	2.13 GHz
Boost clock speed	3.2 GHz	no data
L3 cache	8 MB Intel® Smart Cache	8 MB L2 Cache
Chip lithography	45 nm	45 nm
Maximum core temperature	73 °C	68 °C
64 bit support	+	+
Windows 11 compatibility	-	-
VID voltage range	no data	0.9V-1.45V

Compatibility

Information on Xeon X3450 and Xeon E7420 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	FCLGA1156,LGA1156	PGA604
Power consumption (TDP)	95 Watt	90 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon X3450 and Xeon E7420. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
Enhanced SpeedStep (EIST)	+	-
Turbo Boost Technology	1.0	-
Hyper-Threading Technology	+	-
Idle States	+	-
Demand Based Switching	+	+
PAE	36 Bit	no data
FSB parity	no data	+

Security technologies

Xeon X3450 and Xeon E7420 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon X3450 and Xeon E7420 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 X3450 and Xeon E7420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-800, DDR3-1066, DDR3-1333	no data
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	21 GB/s	no data
ECC memory support	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon X3450 and Xeon E7420.

PCIe version	2.0	no data
PCI Express lanes	16	no data

Pros & cons summary

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Recency	1 July 2009	1 July 2008
Power consumption (TDP)	95 Watt	90 Watt

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