Xeon 5080 vs Pentium D 945

Primary details

Comparing Pentium D 945 and Xeon 5080 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorServer
Architecture codenamePresler (2005−2007)Dempsey (2006)
Release date23 July 2006 (18 years ago)23 May 2006 (18 years ago)
Launch price (MSRP)$163$851

Detailed specifications

Pentium D 945 and Xeon 5080 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 cores2 (Dual-core)2 (Dual-core)
Threads24
Base clock speed3.4 GHz3.73 GHz
Boost clock speed3.4 GHz0.07 GHz
L1 cache16 KB (per core)16 KB (per core)
L2 cache2 MB (per die)2 MB (per core)
L3 cache0 KB0 KB
Chip lithography65 nm65 nm
Die size2x 81 mm22x 81 mm2
Maximum core temperatureno data78 °C
Maximum case temperature (TCase)63 °Cno data
Number of transistors376 million376 million
64 bit support++
Windows 11 compatibility--
VID voltage range1.2V-1.3375V1.075V-1.35V

Compatibility

Information on Pentium D 945 and Xeon 5080 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 configuration12
SocketLGA775,PLGA775PLGA771
Power consumption (TDP)95 Watt130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium D 945 and Xeon 5080. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology-+
Idle States+-
Demand Based Switching--
PAE32 Bitno data
FSB parity-+

Security technologies

Pentium D 945 and Xeon 5080 technologies aimed at improving security, for example, by protecting against hacks.

TXT--
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium D 945 and Xeon 5080 are enumerated here.

VT-d-no data
VT-x-+
EPTno data-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium D 945 and Xeon 5080. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)N/A

Pros & cons summary


Recency 23 July 2006 23 May 2006
Threads 2 4
Power consumption (TDP) 95 Watt 130 Watt

Pentium D 945 has an age advantage of 2 months, and 36.8% lower power consumption.

Xeon 5080, on the other hand, has 100% more threads.

We couldn't decide between Pentium D 945 and Xeon 5080. We've got no test results to judge.

Note that Pentium D 945 is a desktop processor while Xeon 5080 is a server/workstation one.


Should you still have questions on choice between Pentium D 945 and Xeon 5080, ask them in Comments section, and we shall answer.

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Intel Pentium D 945
Pentium D 945
Intel Xeon 5080
Xeon 5080

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Community ratings

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