Xeon E5507 vs Core 2 Duo E8400

Primary details

Comparing Core 2 Duo E8400 and Xeon E5507 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2562	2221
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.86	0.05
Market segment	Desktop processor	Server
Architecture codename	Wolfdale (2008−2010)	Gainestown (2009−2010)
Release date	1 January 2008 (16 years ago)	16 March 2010 (14 years ago)
Launch price (MSRP)	no data	$457
Current price	$61	$545 (1.2x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Core 2 Duo E8400 has 3620% better value for money than Xeon E5507.

Detailed specifications

Core 2 Duo E8400 and Xeon E5507 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)	4 (Quad-Core)
Threads	2	4
Base clock speed	3 GHz	2.26 GHz
Boost clock speed	3 GHz	0.27 GHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	6 MB (shared)	256 KB (per core)
L3 cache	0 KB	4 MB (shared)
Chip lithography	45 nm	45 nm
Die size	104 mm2	263 mm2
Maximum core temperature	72 °C	76 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	410 million	731 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 Xeon E5507 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	2
Socket	LGA775	FCLGA1366
Power consumption (TDP)	65 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E8400 and Xeon E5507. You'll probably need this information if you require some particular technology.

AES-NI	-	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	-
Hyper-Threading Technology	-	-
Idle States	+	+
Thermal Monitoring	+	no data
Demand Based Switching	-	+
PAE	no data	40 Bit
FSB parity	-	no data
Status	Discontinued	Discontinued

Security technologies

Core 2 Duo E8400 and Xeon E5507 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 Xeon E5507 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 Xeon E5507. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	DDR3
Maximum memory size	no data	144 GB
Max memory channels	no data	3
Maximum memory bandwidth	no data	19.2 GB/s
ECC memory support	no data	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

On certain motherboards (Chipset feature)

no data

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo E8400 and Xeon E5507.

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.

Xeon E5507 outperforms Core 2 Duo E8400 by 67% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	0.75	1.25
Recency	1 January 2008	16 March 2010
Physical cores	2	4
Threads	2	4
Power consumption (TDP)	65 Watt	80 Watt

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Should you still have questions on choice between Core 2 Duo E8400 and Xeon E5507, ask them in Comments section, and we shall answer.

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