Celeron B820 vs Core 2 Duo E6600

Aggregate performance score

Core 2 Duo E6600
2 cores / 2 threads, 65 Watt
0.58
+16%
Celeron B820
2012
2 cores / 2 threads, 35 Watt
0.50

Core 2 Duo E6600 outperforms Celeron B820 by a moderate 16% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo (Desktop) E6600 and Celeron B820 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking28082875
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
SeriesCore 2 Duo (Desktop)Intel Celeron
Power efficiency0.841.35
Architecture codenameConroe (2006−2007)Sandy Bridge (2011−2013)
Release dateno data (2024 years ago)1 July 2012 (12 years ago)
Launch price (MSRP)no data$86

Detailed specifications

Core 2 Duo (Desktop) E6600 and Celeron B820 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 speedno data1.7 GHz
Boost clock speed2.4 GHz1.7 GHz
Bus typeno dataDMI 2.0
Bus rate1066 MHz4 × 5 GT/s
Multiplierno data17
L1 cacheno data64K (per core)
L2 cacheno data256K (per core)
L3 cacheno data2 MB (shared)
Chip lithography65 nm32 nm
Die sizeno data131 mm2
Maximum core temperatureno data100 °C
Number of transistorsno data504 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core 2 Duo (Desktop) E6600 and Celeron B820 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 configurationno data1 (Uniprocessor)
Socketno dataFCPGA988,PGA988
Power consumption (TDP)65 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo (Desktop) E6600 and Celeron B820. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2
FMA-+
Enhanced SpeedStep (EIST)no data+
My WiFino data-
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Idle Statesno data+
Thermal Monitoring-+
Flex Memory Accessno data+
Demand Based Switchingno data-
FDIno data+
Fast Memory Accessno data+

Security technologies

Core 2 Duo (Desktop) E6600 and Celeron B820 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+
Anti-Theftno data-

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo (Desktop) E6600 and Celeron B820 are enumerated here.

VT-dno data-
VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo (Desktop) E6600 and Celeron B820. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR3
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 for 2nd Generation Intel Processors
Graphics max frequencyno data1.05 GHz

Graphics interfaces

Available interfaces and connections of Core 2 Duo (Desktop) E6600 and Celeron B820 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 (Desktop) E6600 and Celeron B820.

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 E6600 0.58
+16%
Celeron B820 0.50

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 E6600 919
+14.6%
Celeron B820 802

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 E6600 261
Celeron B820 280
+7.3%

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 E6600 421
Celeron B820 492
+16.9%

Gaming performance

Pros & cons summary


Performance score 0.58 0.50
Chip lithography 65 nm 32 nm
Power consumption (TDP) 65 Watt 35 Watt

Core 2 Duo E6600 has a 16% higher aggregate performance score.

Celeron B820, on the other hand, has a 103.1% more advanced lithography process, and 85.7% lower power consumption.

The Core 2 Duo E6600 is our recommended choice as it beats the Celeron B820 in performance tests.

Note that Core 2 Duo E6600 is a desktop processor while Celeron B820 is a notebook one.


Should you still have questions on choice between Core 2 Duo E6600 and Celeron B820, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo E6600
Core 2 Duo E6600
Intel Celeron B820
Celeron B820

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Community ratings

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Questions & comments

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