Pentium 3558U vs Core 2 Duo E6550

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Core 2 Duo E4500 Core 2 Duo E6300 Core 2 Duo E6320 Core 2 Duo E6400 Core 2 Duo E6420 Core 2 Duo E6540 Core 2 Duo E6550 Core 2 Duo E6750 Core 2 Duo E7400 Core 2 Duo E7500 Core 2 Duo E8400 Core 2 Duo E8500
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Core i3-4000M Core i3-4005U Core i3-4010U Core i3-4030U Core i5-4200M Core i5-4200U Core i5-4210M Core i5-4210U Core i5-4300U Core i7-4510U Core i7-4700MQ Core i7-4720HQ

Aggregate performance score

Core 2 Duo E6550
2007
2 cores / 2 threads, 65 Watt
0.58
Pentium 3558U
2014
2 cores / 2 threads, 15 Watt
0.68
+17.2%

Pentium 3558U outperforms Core 2 Duo E6550 by a moderate 17% based on our aggregate benchmark results.

Contents

Core 2 Duo E6550 Core 2 Duo E6550
Pentium 3558U Pentium 3558U

Primary details

Comparing Core 2 Duo E6550 and Pentium 3558U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking28172741
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Pentium
Power efficiency0.814.13
Architecture codenameConroe (2006−2007)Haswell (2013−2015)
Release dateJuly 2007 (17 years ago)1 January 2014 (10 years ago)
Launch price (MSRP)no data$161

Detailed specifications

Core 2 Duo E6550 and Pentium 3558U 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)
Threads22
Base clock speed2.33 GHz1.7 GHz
Boost clock speed2.33 GHz1.7 GHz
Bus rate1333 MHz5 GT/s
L1 cache64 KB128 KB
L2 cache4 MB512 KB
L3 cache0 KB2 MB
Chip lithography65 nm22 nm
Die size143 mm2no data
Maximum core temperature72 °C100 °C
Number of transistors291 millionno data
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.5Vno data

Compatibility

Information on Core 2 Duo E6550 and Pentium 3558U 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
SocketPLGA775FCBGA1168
Power consumption (TDP)65 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E6550 and Pentium 3558U. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2
Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology--
Idle States++
Thermal Monitoring++
Smart Responseno data-
Demand Based Switching-no data
GPIOno data+
Smart Connectno data+
FDIno data-
AMTno data9.5
Matrix Storageno data-
FSB parity-no data
HD Audiono data+
RSTno data+

Security technologies

Core 2 Duo E6550 and Pentium 3558U technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Keyno data+
OS Guardno data-
Anti-Theftno data-

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo E6550 and Pentium 3558U are enumerated here.

AMD-V-+
VT-dno data-
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E6550 and Pentium 3558U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR3
Maximum memory sizeno data16 GB
Max memory channelsno data2
Maximum memory bandwidthno data25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel® HD Graphics for 4th Generation Intel® Processors
Quick Sync Video-+
Clear Videono data+
Graphics max frequencyno data1 GHz

Graphics interfaces

Available interfaces and connections of Core 2 Duo E6550 and Pentium 3558U integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort-+
HDMI-+

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo E6550 and Pentium 3558U.

PCIe versionno data2.0
PCI Express lanesno data10
PCI supportno data-
USB revisionno data3.0
Total number of SATA portsno data2
Max number of SATA 6 Gb/s Portsno data2
Integrated IDEno data-
Number of USB portsno data4
Integrated LANno data-
UARTno 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.

Core 2 Duo E6550 0.58
Pentium 3558U 0.68
+17.2%

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.

Core 2 Duo E6550 893
Pentium 3558U 1036
+16%

Gaming performance

Pros & cons summary

Performance score 0.58 0.68
Chip lithography 65 nm 22 nm
Power consumption (TDP) 65 Watt 15 Watt

Pentium 3558U has a 17.2% higher aggregate performance score, a 195.5% more advanced lithography process, and 333.3% lower power consumption.

The Pentium 3558U is our recommended choice as it beats the Core 2 Duo E6550 in performance tests.

Note that Core 2 Duo E6550 is a desktop processor while Pentium 3558U is a notebook one.

Should you still have questions on choice between Core 2 Duo E6550 and Pentium 3558U, 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 2 Duo E6550
Core 2 Duo E6550
Intel Pentium 3558U
Pentium 3558U
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Community ratings

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

3.3 361 vote

Rate Core 2 Duo E6550 on a scale of 1 to 5:

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2.9 105 votes

Rate Pentium 3558U on a scale of 1 to 5:

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Questions & comments

Here you can ask a question about Core 2 Duo E6550 or Pentium 3558U, agree or disagree with our judgements, or report an error or mismatch.