Celeron 2950M vs i7-2640M

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Aggregate performance score

Core i7-2640M
2011
2 cores / 4 threads, 35 Watt
1.55
+98.7%
Celeron 2950M
2013
2 cores / 2 threads, 37 Watt
0.78

Core i7-2640M outperforms Celeron 2950M by an impressive 99% based on our aggregate benchmark results.

Primary details

Comparing Core i7-2640M and Celeron 2950M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21302641
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i7Intel Celeron
Power efficiency4.191.99
Architecture codenameSandy Bridge (2011−2013)Haswell (2013−2015)
Release date4 September 2011 (13 years ago)1 September 2013 (11 years ago)
Launch price (MSRP)$346$75

Detailed specifications

Core i7-2640M and Celeron 2950M 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)
Threads42
Base clock speed2.8 GHz2 GHz
Boost clock speed3.5 GHz2 GHz
Bus typeDMI 2.0no data
Bus rate4 × 5 GT/s5 GT/s
Multiplier28no data
L1 cache128 KB64K (per core)
L2 cache512 KB256K (per core)
L3 cache4 MB2 MB (shared)
Chip lithography32 nm22 nm
Die size149 mm2118 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)no data105 °C
Number of transistors624 Million1,400 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i7-2640M and Celeron 2950M 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 configuration1 (Uniprocessor)1
SocketFCBGA1023,PPGA988FCPGA946
Power consumption (TDP)35 Watt37 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-2640M and Celeron 2950M. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVXIntel® SSE4.1, Intel® SSE4.2
AES-NI+-
FMA+-
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
My WiFi+no data
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
Idle States+no data
Thermal Monitoring++
Flex Memory Access+no data
Demand Based Switching-no data
FDI+no data
Fast Memory Access+no data

Security technologies

Core i7-2640M and Celeron 2950M technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Keyno data+
Identity Protection+-
Anti-Theft+-

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-2640M and Celeron 2950M are enumerated here.

AMD-V++
VT-d+-
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-2640M and Celeron 2950M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory size16 GB32 GB
Max memory channels22
Maximum memory bandwidth228.707 GB/s25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 3000Intel HD Graphics for 4th Generation Intel Processors
Quick Sync Video+-
Clear Video HD+no data
Graphics max frequency1.3 GHz1.1 GHz
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-2640M and Celeron 2950M integrated GPUs.

Number of displays supported23
eDP++
DisplayPort++
HDMI++
VGAno data+
SDVO+no data
CRT+no data

Peripherals

Specifications and connection of peripherals supported by Core i7-2640M and Celeron 2950M.

PCIe version2.02.0
PCI Express lanes1616

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.

i7-2640M 1.55
+98.7%
Celeron 2950M 0.78

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.

i7-2640M 2461
+99.4%
Celeron 2950M 1234

Gaming performance

Pros & cons summary


Performance score 1.55 0.78
Integrated graphics card 0.66 0.77
Recency 4 September 2011 1 September 2013
Threads 4 2
Chip lithography 32 nm 22 nm
Power consumption (TDP) 35 Watt 37 Watt

i7-2640M has a 98.7% higher aggregate performance score, 100% more threads, and 5.7% lower power consumption.

Celeron 2950M, on the other hand, has 16.7% faster integrated GPU, an age advantage of 1 year, and a 45.5% more advanced lithography process.

The Core i7-2640M is our recommended choice as it beats the Celeron 2950M in performance tests.


Should you still have questions on choice between Core i7-2640M and Celeron 2950M, ask them in Comments section, and we shall answer.

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Intel Core i7-2640M
Core i7-2640M
Intel Celeron 2950M
Celeron 2950M

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Community ratings

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Questions & comments

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