Xeon E3-1225 vs i7-2600K

VS

Aggregate performance score

Core i7-2600K
2011
4 cores / 8 threads, 95 Watt
3.46
+40.7%
Xeon E3-1225
2011
4 cores / 4 threads, 95 Watt
2.46

Core i7-2600K outperforms Xeon E3-1225 by a considerable 41% based on our aggregate benchmark results.

Primary details

Comparing Core i7-2600K and Xeon E3-1225 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking15431752
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.451.59
Market segmentDesktop processorServer
SeriesIntel Core i7 (Desktop)no data
Power efficiency3.452.45
Architecture codenameSandy Bridge (2011−2013)Sandy Bridge (2011−2013)
Release date9 January 2011 (13 years ago)3 April 2011 (13 years ago)
Launch price (MSRP)$317$150

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E3-1225 has 253% better value for money than i7-2600K.

Detailed specifications

Core i7-2600K and Xeon E3-1225 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)
Threads84
Base clock speed3.4 GHz3.1 GHz
Boost clock speed3.8 GHz3.4 GHz
Bus rate5 GT/sno data
L1 cache64 KB (per core)64 KB (per core)
L2 cache256K (per core)256 KB (per core)
L3 cache8 MB (shared)6 MB (shared)
Chip lithography32 nm32 nm
Die size216 mm2216 mm2
Maximum core temperature73 °C73 °C
Number of transistors1,160 million1,160 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-

Compatibility

Information on Core i7-2600K and Xeon E3-1225 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 configuration11
SocketLGA1155LGA1155
Power consumption (TDP)95 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-2600K and Xeon E3-1225. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVXIntel® SSE4.1, Intel® SSE4.2, Intel® AVX
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology+2.0
Hyper-Threading Technology+-
Idle States++
Thermal Monitoring++
Flex Memory Access++
Demand Based Switchingno data+
FDI++
Fast Memory Access++

Security technologies

Core i7-2600K and Xeon E3-1225 technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
Identity Protection++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-2600K and Xeon E3-1225 are enumerated here.

VT-d-+
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-2600K and Xeon E3-1225. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size32 GB32 GB
Max memory channels22
Maximum memory bandwidth21 GB/s21 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 3000Intel HD P3000
Quick Sync Video++
Clear Video HD++
Graphics max frequency1.35 GHz1.35 GHz
InTru 3D++

Graphics interfaces

Available interfaces and connections of Core i7-2600K and Xeon E3-1225 integrated GPUs.

Number of displays supported22

Peripherals

Specifications and connection of peripherals supported by Core i7-2600K and Xeon E3-1225.

PCIe version2.02.0
PCI Express lanes1620

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.

i7-2600K 3.46
+40.7%
Xeon E3-1225 2.46

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.

i7-2600K 5491
+40.6%
Xeon E3-1225 3905

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.

i7-2600K 667
+17%
Xeon E3-1225 570

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.

i7-2600K 2291
+34.5%
Xeon E3-1225 1703

Gaming performance

Pros & cons summary


Performance score 3.46 2.46
Recency 9 January 2011 3 April 2011
Threads 8 4

i7-2600K has a 40.7% higher aggregate performance score, and 100% more threads.

Xeon E3-1225, on the other hand, has an age advantage of 2 months.

The Core i7-2600K is our recommended choice as it beats the Xeon E3-1225 in performance tests.

Note that Core i7-2600K is a desktop processor while Xeon E3-1225 is a server/workstation one.


Should you still have questions on choice between Core i7-2600K and Xeon E3-1225, 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 i7-2600K
Core i7-2600K
Intel Xeon E3-1225
Xeon E3-1225

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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

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