Intel Pentium D 955 EE vs Intel Xeon MP 7020 Dual-Core

Comparative analysis of Intel Pentium D 955 EE and Intel Xeon MP 7020 Dual-Core processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization.

Intel Pentium D 955 EE

Intel Xeon MP 7020 Dual-Core

Differences

Reasons to consider the Intel Pentium D 955 EE

CPU is newer: launch date 1 month(s) later
Around 30% higher clock speed: 3.46 GHz vs 2.67 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 65 nm vs 90 nm
Around 75% more L1 cache; more data can be stored in the L1 cache for quick access later
4x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 27% lower typical power consumption: 130 Watt vs 165 Watt

Launch date	January 2006 vs December 2005
Maximum frequency	3.46 GHz vs 2.67 GHz
Manufacturing process technology	65 nm vs 90 nm
L1 cache	28 KB vs 16 KB
L2 cache	4096 KB vs 1024 KB
Thermal Design Power (TDP)	130 Watt vs 165 Watt

Reasons to consider the Intel Xeon MP 7020 Dual-Core

Around 11% higher maximum core temperature: 76°C vs 68.6°C

Maximum core temperature	76°C vs 68.6°C

Compare specifications (specs)

	Intel Pentium D 955 EE	Intel Xeon MP 7020 Dual-Core
Essentials
Architecture codename	Presler	Paxville
Launch date	January 2006	December 2005
Place in performance rating	not rated	not rated
Processor Number	955	7020
Series	Legacy Intel® Pentium® Processor	Legacy Intel® Xeon® Processors
Status	Discontinued	Discontinued
Vertical segment	Desktop	Server
Performance
64 bit support
Base frequency	3.46 GHz	2.66 GHz
Bus Speed	1066 MHz FSB	667 MHz FSB
Die size	162 mm2	206 mm2
L1 cache	28 KB	16 KB
L2 cache	4096 KB	1024 KB
Manufacturing process technology	65 nm	90 nm
Maximum core temperature	68.6°C	76°C
Maximum frequency	3.46 GHz	2.67 GHz
Number of cores	2	2
Transistor count	376 million	230 million
VID voltage range	1.200V-1.3375V	1.2625V-1.4125V
Memory
Supported memory types	DDR1, DDR2, DDR3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	2	2
Package Size	37.5mm x 37.5mm	53.3mm x 53.3mm
Sockets supported	PLGA775	PPGA604
Thermal Design Power (TDP)	130 Watt	165 Watt
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)	32-bit	32-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)