Celeron B820 vs Dual-Core T3000

VS

Aggregate performance score

Celeron Dual-Core T3000
2009
2 cores / 2 threads, 35 Watt
0.43
Celeron B820
2012
2 cores / 2 threads, 35 Watt
0.50
+16.3%

Celeron B820 outperforms Celeron Dual-Core T3000 by a moderate 16% based on our aggregate benchmark results.

Primary details

Comparing Celeron Dual-Core T3000 and Celeron B820 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking29672890
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Celeron Dual-CoreIntel Celeron
Power efficiency1.161.35
Architecture codenamePenryn-1M (2009)Sandy Bridge (2011−2013)
Release date1 May 2009 (15 years ago)1 July 2012 (12 years ago)
Launch price (MSRP)no data$86

Detailed specifications

Celeron Dual-Core T3000 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 speed1.8 GHz1.7 GHz
Bus typeno dataDMI 2.0
Bus rate800 MHz4 × 5 GT/s
Multiplierno data17
L1 cache64 KB64K (per core)
L2 cache1 MB256K (per core)
L3 cacheno data2 MB (shared)
Chip lithography45 nm32 nm
Die size107 mm2131 mm2
Maximum core temperature105 °C100 °C
Number of transistors410 Million504 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Celeron Dual-Core T3000 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)
SocketP (478)FCPGA988,PGA988
Power consumption (TDP)35 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron Dual-Core T3000 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

Celeron Dual-Core T3000 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 Celeron Dual-Core T3000 and Celeron B820 are enumerated here.

VT-dno data-
VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron Dual-Core T3000 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 Celeron Dual-Core T3000 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 Celeron Dual-Core T3000 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.

Celeron Dual-Core T3000 0.43
Celeron B820 0.50
+16.3%

  • Passmark

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.

Celeron Dual-Core T3000 687
Celeron B820 802
+16.7%

Gaming performance

Pros & cons summary


Performance score 0.43 0.50
Recency 1 May 2009 1 July 2012
Chip lithography 45 nm 32 nm

Celeron B820 has a 16.3% higher aggregate performance score, an age advantage of 3 years, and a 40.6% more advanced lithography process.

The Celeron B820 is our recommended choice as it beats the Celeron Dual-Core T3000 in performance tests.


Should you still have questions on choice between Celeron Dual-Core T3000 and Celeron B820, ask them in Comments section, and we shall answer.

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Intel Celeron Dual-Core T3000
Celeron Dual-Core T3000
Intel Celeron B820
Celeron B820

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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

Here you can ask a question about Celeron Dual-Core T3000 or Celeron B820, agree or disagree with our judgements, or report an error or mismatch.