Core i7-2620M vs Core 2 Duo E6300

VS

Aggregate performance score

Core 2 Duo E6300
2006
2 cores / 2 threads, 65 Watt
0.40
Core i7-2620M
2011
2 cores / 4 threads, 35 Watt
1.53
+283%

Core i7-2620M outperforms Core 2 Duo E6300 by a whopping 283% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo E6300 and Core i7-2620M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking30042142
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Core i7
Power efficiency0.584.13
Architecture codenameConroe (2006−2007)Sandy Bridge (2011−2013)
Release dateJuly 2006 (18 years ago)20 February 2011 (13 years ago)
Launch price (MSRP)no data$346

Detailed specifications

Core 2 Duo E6300 and Core i7-2620M 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)
Threads24
Base clock speed1.86 GHz2.7 GHz
Boost clock speed1.87 GHz3.4 GHz
Bus typeno dataDMI 2.0
Bus rate1066 MHz4 × 5 GT/s
Multiplierno data27
L1 cache64 KB128 KB
L2 cache2 MB512 KB
L3 cache0 KB4 MB
Chip lithography65 nm32 nm
Die size143 mm2149 mm2
Maximum core temperature61 °C100 °C
Number of transistors291 million624 Million
64 bit support++
Windows 11 compatibility--
VID voltage range0.85V-1.5Vno data

Compatibility

Information on Core 2 Duo E6300 and Core i7-2620M 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 (Uniprocessor)
SocketLGA775,PLGA775FCBGA1023,PPGA988
Power consumption (TDP)65 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E6300 and Core i7-2620M. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® AVX
AES-NI-+
FMA-+
AVX-+
vProno data+
Enhanced SpeedStep (EIST)++
My WiFino data+
Turbo Boost Technology-2.0
Hyper-Threading Technology-+
Idle States++
Thermal Monitoring++
Flex Memory Accessno data+
Demand Based Switching--
FDIno data+
Fast Memory Accessno data+
FSB parity-no data

Security technologies

Core 2 Duo E6300 and Core i7-2620M technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
Identity Protection-+
Anti-Theftno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo E6300 and Core i7-2620M 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 E6300 and Core i7-2620M. 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 data21.335 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics 3000
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.3 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core 2 Duo E6300 and Core i7-2620M integrated GPUs.

Number of displays supportedno data2
eDPno data+
DisplayPort-+
HDMI-+
SDVOno data+
CRTno data+

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo E6300 and Core i7-2620M.

PCIe versionno data2.0
PCI Express lanesno data16

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 E6300 0.40
i7-2620M 1.53
+283%

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 E6300 638
i7-2620M 2423
+280%

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.

Core 2 Duo E6300 189
i7-2620M 511
+170%

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.

Core 2 Duo E6300 310
i7-2620M 1019
+229%

Gaming performance

Pros & cons summary


Performance score 0.40 1.53
Threads 2 4
Chip lithography 65 nm 32 nm
Power consumption (TDP) 65 Watt 35 Watt

i7-2620M has a 282.5% higher aggregate performance score, 100% more threads, a 103.1% more advanced lithography process, and 85.7% lower power consumption.

The Core i7-2620M is our recommended choice as it beats the Core 2 Duo E6300 in performance tests.

Note that Core 2 Duo E6300 is a desktop processor while Core i7-2620M is a notebook one.


Should you still have questions on choice between Core 2 Duo E6300 and Core i7-2620M, 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 E6300
Core 2 Duo E6300
Intel Core i7-2620M
Core i7-2620M

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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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