Intel Celeron 2981U vs Core 2 Duo T6670

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Combined performance score

Core 2 Duo T6670
0.53

Celeron 2981U outperforms Core 2 Duo T6670 by 23% in our combined benchmark results.

General info

Comparing Core 2 Duo T6670 and Celeron 2981U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking26992613
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core 2 DuoIntel Celeron
Architecture codenamePenryn (2008−2011)Haswell (2013−2015)
Release date1 January 2009 (15 years old)1 January 2014 (10 years old)
Current price$251 no data

Technical specs

Core 2 Duo T6670 and Celeron 2981U 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 speed2.2 GHz1.6 GHz
Boost clock speed2.2 GHz1.6 GHz
Bus support800 MHzno data
L1 cacheno data128 KB
L2 cache2 MB512 KB
L3 cache2 MB L2 Cache2 MB
Chip lithography45 nm22 nm
Die size107 mm2no data
Maximum core temperature105 °C100 °C
Number of transistors410 Millionno data
64 bit support++
Windows 11 compatibility--
Unlocked multiplierNoNo

Compatibility

Information on Core 2 Duo T6670 and Celeron 2981U 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
SocketPGA478FCBGA1168
Power consumption (TDP)35 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T6670 and Celeron 2981U. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2
AES-NIno data-
Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology--
TSXno data-
Idle Statesno data+
Thermal Monitoringno data+
SIPPno data-
Smart Responseno data-
GPIOno data+
Smart Connectno data+
FDIno data-
AMTno data9.5
Matrix Storageno data-
StatusDiscontinuedDiscontinued
HD Audiono data+
RSTno data+

Security technologies

Core 2 Duo T6670 and Celeron 2981U technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDB++
Secure Keyno data+
Identity Protectionno data-
OS Guardno data-
Anti-Theftno data-

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo T6670 and Celeron 2981U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo T6670 and Celeron 2981U. 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 data25.6 GB/s
ECC memory supportno data-

Graphics specifications

General parameters of integrated GPUs, if any.

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

Graphics interfaces

Available interfaces and connections of Core 2 Duo T6670 and Celeron 2981U integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPortno data+
HDMIno data+

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo T6670 and Celeron 2981U.

PCIe versionno data2.0
PCI Express lanesno data12
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 T6670 0.53
Celeron 2981U 0.65
+22.6%

Celeron 2981U outperforms Core 2 Duo T6670 by 23% in our combined benchmark results.


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.

Benchmark coverage: 68%

Core 2 Duo T6670 816
Celeron 2981U 991
+21.4%

Celeron 2981U outperforms Core 2 Duo T6670 by 21% in Passmark.

Gaming performance

Advantages and disadvantages


Performance score 0.53 0.65
Recency 1 January 2009 1 January 2014
Chip lithography 45 nm 22 nm
Power consumption (TDP) 35 Watt 15 Watt

The Celeron 2981U is our recommended choice as it beats the Core 2 Duo T6670 in performance tests.


Should you still have questions on choice between Core 2 Duo T6670 and Celeron 2981U, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core 2 Duo T6670
Core 2 Duo T6670
Intel Celeron 2981U
Celeron 2981U

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3.4 22 votes

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Questions and comments

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