Celeron 1005M vs i7-2640M

VS

Aggregate performance score

Core i7-2640M
2011
2 cores / 4 threads, 35 Watt
1.55
+121%
Celeron 1005M
2013
2 cores / 2 threads, 35 Watt
0.70

Core i7-2640M outperforms Celeron 1005M by a whopping 121% based on our aggregate benchmark results.

Primary details

Comparing Core i7-2640M and Celeron 1005M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21262719
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i7Intel Celeron
Power efficiency4.191.89
Architecture codenameSandy Bridge (2011−2013)Ivy Bridge (2012−2013)
Release date4 September 2011 (13 years ago)1 July 2013 (11 years ago)
Launch price (MSRP)$346$86

Detailed specifications

Core i7-2640M and Celeron 1005M 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 GHz1.9 GHz
Boost clock speed3.5 GHz1.9 GHz
Bus typeDMI 2.0no data
Bus rate4 × 5 GT/s5 GT/s
Multiplier28no data
L1 cache128 KB128 KB
L2 cache512 KB512 KB
L3 cache4 MB2 MB
Chip lithography32 nm22 nm
Die size149 mm294 mm2
Maximum core temperature100 °C105 °C
Number of transistors624 Millionno data
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i7-2640M and Celeron 1005M 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,PPGA988FCPGA988
Power consumption (TDP)35 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-2640M and Celeron 1005M. 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+-
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
Idle States++
Thermal Monitoring++
Flex Memory Access++
Demand Based Switching--
FDI++
Fast Memory Access++

Security technologies

Core i7-2640M and Celeron 1005M technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Identity Protection+-
Anti-Theft+-

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-2640M and Celeron 1005M 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 1005M. 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 3rd Generation Intel Processors
Quick Sync Video+-
Clear Video HD+-
Graphics max frequency1.3 GHz1 GHz
InTru 3D+-

Graphics interfaces

Available interfaces and connections of Core i7-2640M and Celeron 1005M integrated GPUs.

Number of displays supported23
eDP++
DisplayPort++
HDMI++
SDVO++
CRT++

Peripherals

Specifications and connection of peripherals supported by Core i7-2640M and Celeron 1005M.

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
+121%
Celeron 1005M 0.70

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 2467
+122%
Celeron 1005M 1109

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.

i7-2640M 516
+58.8%
Celeron 1005M 325

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.

i7-2640M 1021
+81.3%
Celeron 1005M 563

Gaming performance

Pros & cons summary


Performance score 1.55 0.70
Integrated graphics card 0.66 0.77
Recency 4 September 2011 1 July 2013
Threads 4 2
Chip lithography 32 nm 22 nm

i7-2640M has a 121.4% higher aggregate performance score, and 100% more threads.

Celeron 1005M, 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 1005M in performance tests.


Should you still have questions on choice between Core i7-2640M and Celeron 1005M, 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 i7-2640M
Core i7-2640M
Intel Celeron 1005M
Celeron 1005M

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4.2 348 votes

Rate Core i7-2640M on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.2 254 votes

Rate Celeron 1005M on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i7-2640M or Celeron 1005M, agree or disagree with our judgements, or report an error or mismatch.