Xeon D-1813NT vs i7-965

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Aggregate performance score

Core i7-965
2008
4 cores / 8 threads, 130 Watt
2.16
Xeon D-1813NT
2023
4 cores / 8 threads, 42 Watt
4.87
+125%

Xeon D-1813NT outperforms Core i7-965 by a whopping 125% based on our aggregate benchmark results.

Primary details

Comparing Core i7-965 and Xeon D-1813NT processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking18481235
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.45no data
Market segmentDesktop processorServer
Power efficiency1.5710.97
Architecture codenameBloomfield (2008−2010)no data
Release dateNovember 2008 (16 years ago)1 October 2023 (1 year ago)
Launch price (MSRP)$1,509no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-965 and Xeon D-1813NT 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 cores4 (Quad-Core)4 (Quad-Core)
Threads88
Base clock speed3.2 GHz2.2 GHz
Boost clock speed3.46 GHz2.4 GHz
Bus rate6.4 GT/sno data
L1 cache64 KB (per core)no data
L2 cache256 KB (per core)no data
L3 cache8 MB (shared)10240 KB
Chip lithography45 nmno data
Die size263 mm2no data
Maximum core temperature68 °Cno data
Number of transistors731 millionno data
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier+-

Compatibility

Information on Core i7-965 and Xeon D-1813NT 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 configuration1no data
SocketFCLGA1366FCBGA2227
Power consumption (TDP)130 Watt42 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-965 and Xeon D-1813NT. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2Intel® AVX-512
AES-NI-+
Enhanced SpeedStep (EIST)++
QuickAssistno data+
Turbo Boost Technology1.02.0
Hyper-Threading Technology++
Idle States+no data
Thermal Monitoring-+
Demand Based Switching-no data
PAE36 Bitno data
Deep Learning Boost-+

Security technologies

Core i7-965 and Xeon D-1813NT technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
SGXno dataYes with Intel® SPS

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-965 and Xeon D-1813NT are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-965 and Xeon D-1813NT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4
Maximum memory size24 GB256 GB
Max memory channels32
Maximum memory bandwidth25.6 GB/sno data
ECC memory support-+

Peripherals

Specifications and connection of peripherals supported by Core i7-965 and Xeon D-1813NT.

PCIe versionno data4.0
PCI Express lanesno data16
USB revisionno data3.0
Max number of SATA 6 Gb/s Portsno data24
Number of USB portsno data4
Integrated LANno data+

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.

i7-965 2.16
Xeon D-1813NT 4.87
+125%

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.

i7-965 3424
Xeon D-1813NT 7732
+126%

Gaming performance

Pros & cons summary


Performance score 2.16 4.87
Power consumption (TDP) 130 Watt 42 Watt

Xeon D-1813NT has a 125.5% higher aggregate performance score, and 209.5% lower power consumption.

The Xeon D-1813NT is our recommended choice as it beats the Core i7-965 in performance tests.

Note that Core i7-965 is a desktop processor while Xeon D-1813NT is a server/workstation one.


Should you still have questions on choice between Core i7-965 and Xeon D-1813NT, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i7-965
Core i7-965
Intel Xeon D-1813NT
Xeon D-1813NT

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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Questions & comments

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