Xeon E5649 vs i5-6600

VS

Aggregate performance score

Core i5-6600
2015
4 cores / 4 threads, 65 Watt
3.81
+6.4%
Xeon E5649
2011
6 cores / 12 threads, 80 Watt
3.58

Core i5-6600 outperforms Xeon E5649 by a small 6% based on our aggregate benchmark results.

Primary details

Comparing Core i5-6600 and Xeon E5649 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking14761522
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.821.56
Market segmentDesktop processorServer
SeriesIntel Core i5no data
Power efficiency10.304.24
Architecture codenameSkylake (2015−2016)Westmere-EP (2010−2011)
Release date1 July 2015 (9 years ago)14 February 2011 (13 years ago)
Launch price (MSRP)$224$45

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon E5649 has 90% better value for money than i5-6600.

Detailed specifications

Core i5-6600 and Xeon E5649 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)6 (Hexa-Core)
Threads412
Base clock speed3.3 GHz2.53 GHz
Boost clock speed3.9 GHz2.93 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier33no data
L1 cache64 KB (per core)64 KB (per core)
L2 cache256 KB (per core)256 KB (per core)
L3 cache6 MB (shared)12288 KB (shared)
Chip lithography14 nm32 nm
Die size177 mm2239 mm2
Maximum core temperatureno data76 °C
Maximum case temperature (TCase)66 °Cno data
Number of transistorsno data1,170 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i5-6600 and Xeon E5649 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 configuration1 (Uniprocessor)2
SocketFCLGA1151FCLGA1366
Power consumption (TDP)65 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-6600 and Xeon E5649. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.2
AES-NI++
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.01.0
Hyper-Threading Technology-+
TSX+-
Idle States++
Thermal Monitoring+-
SIPP+-
Demand Based Switchingno data+
PAEno data40 Bit

Security technologies

Core i5-6600 and Xeon E5649 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Key+no data
MPX+-
Identity Protection+-
SGXYes with Intel® MEno data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-6600 and Xeon E5649 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-6600 and Xeon E5649. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR3
Maximum memory size64 GB288 GB
Max memory channels23
Maximum memory bandwidth34.134 GB/s32 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 530no data
Max video memory64 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.15 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i5-6600 and Xeon E5649 integrated GPUs.

Number of displays supported3no data
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Core i5-6600 and Xeon E5649 integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hzno data
Max resolution over eDP4096x2304@60Hzno data
Max resolution over DisplayPort4096x2304@60Hzno data
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Core i5-6600 and Xeon E5649 integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i5-6600 and Xeon E5649.

PCIe version3.02.0
PCI Express lanes16no 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.

i5-6600 3.81
+6.4%
Xeon E5649 3.58

  • Other tests
    • Passmark
    • GeekBench 5 Single-Core
    • GeekBench 5 Multi-Core

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.

i5-6600 6056
+6.5%
Xeon E5649 5686

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.

i5-6600 1295
+171%
Xeon E5649 477

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.

i5-6600 3568
+20.8%
Xeon E5649 2953

Gaming performance

Pros & cons summary


Performance score 3.81 3.58
Recency 1 July 2015 14 February 2011
Physical cores 4 6
Threads 4 12
Chip lithography 14 nm 32 nm
Power consumption (TDP) 65 Watt 80 Watt

i5-6600 has a 6.4% higher aggregate performance score, an age advantage of 4 years, a 128.6% more advanced lithography process, and 23.1% lower power consumption.

Xeon E5649, on the other hand, has 50% more physical cores and 200% more threads.

Given the minimal performance differences, no clear winner can be declared between Core i5-6600 and Xeon E5649.

Note that Core i5-6600 is a desktop processor while Xeon E5649 is a server/workstation one.


Should you still have questions on choice between Core i5-6600 and Xeon E5649, ask them in Comments section, and we shall answer.

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Intel Core i5-6600
Core i5-6600
Intel Xeon E5649
Xeon E5649

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Community ratings

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


3.8
679 votes

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4.3
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Questions & comments

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