Core 2 Duo E8500 vs Xeon E5440

VS

Aggregate performance score

Xeon E5440
2008
80 Watt
1.50
+85.2%
Core 2 Duo E8500
2008
2 cores / 2 threads, 65 Watt
0.81

Xeon E5440 outperforms Core 2 Duo E8500 by an impressive 85% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5440 and Core 2 Duo E8500 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21542610
Place by popularitynot in top-100not in top-100
Market segmentServerDesktop processor
Power efficiency1.771.18
Architecture codenameno dataWolfdale (2008−2010)
Release date1 January 2008 (16 years ago)January 2008 (16 years ago)

Detailed specifications

Xeon E5440 and Core 2 Duo E8500 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 coresno data2 (Dual-core)
Threadsno data2
Base clock speed2.83 GHz3.16 GHz
Boost clock speedno data3.17 GHz
Bus rateno data1333 MHz
L1 cacheno data64 KB
L2 cacheno data6 MB (shared)
L3 cache12 MB L2 Cache0 KB
Chip lithography45 nm45 nm
Die sizeno data107 mm2
Maximum core temperature67 °Cno data
Maximum case temperature (TCase)no data72 °C
Number of transistorsno data410 million
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.35V0.85V-1.3625V

Compatibility

Information on Xeon E5440 and Core 2 Duo E8500 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 configurationno data1
SocketLGA771LGA775
Power consumption (TDP)80 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5440 and Core 2 Duo E8500. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology--
Idle States++
Thermal Monitoring++
Demand Based Switching+-
FSB parity+-

Security technologies

Xeon E5440 and Core 2 Duo E8500 technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5440 and Core 2 Duo E8500 are enumerated here.

VT-dno data+
VT-x++
EPT-no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5440 and Core 2 Duo E8500. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR1, DDR2, DDR3

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


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 E5440 1.50
+85.2%
Core 2 Duo E8500 0.81

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Xeon E5440 2389
+86.5%
Core 2 Duo E8500 1281

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Xeon E5440 364
Core 2 Duo E8500 389
+6.9%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Xeon E5440 1014
+58.9%
Core 2 Duo E8500 638

Gaming performance

Pros & cons summary


Performance score 1.50 0.81
Power consumption (TDP) 80 Watt 65 Watt

Xeon E5440 has a 85.2% higher aggregate performance score.

Core 2 Duo E8500, on the other hand, has 23.1% lower power consumption.

The Xeon E5440 is our recommended choice as it beats the Core 2 Duo E8500 in performance tests.

Be aware that Xeon E5440 is a server/workstation processor while Core 2 Duo E8500 is a desktop one.


Should you still have questions on choice between Xeon E5440 and Core 2 Duo E8500, ask them in Comments section, and we shall answer.

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Intel Xeon E5440
Xeon E5440
Intel Core 2 Duo E8500
Core 2 Duo E8500

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

Here you can ask a question about Xeon E5440 or Core 2 Duo E8500, agree or disagree with our judgements, or report an error or mismatch.