Celeron 2950M vs Athlon II X4 640

VS

Aggregate performance score

Athlon II X4 640
2010
4 cores / 4 threads, 95 Watt
1.41
+80.8%
Celeron 2950M
2013
2 cores / 2 threads, 37 Watt
0.78

Athlon II X4 640 outperforms Celeron 2950M by an impressive 81% based on our aggregate benchmark results.

Primary details

Comparing Athlon II X4 640 and Celeron 2950M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking22142641
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.92no data
Market segmentDesktop processorLaptop
Seriesno dataIntel Celeron
Power efficiency1.401.99
Architecture codenamePropus (2009−2011)Haswell (2013−2015)
Release date11 May 2010 (14 years ago)1 September 2013 (11 years ago)
Launch price (MSRP)$80$75

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Athlon II X4 640 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 cores4 (Quad-Core)2 (Dual-core)
Threads42
Base clock speed3 GHz2 GHz
Boost clock speed3 GHz2 GHz
Bus rateno data5 GT/s
L1 cache128 KB (per core)64K (per core)
L2 cache512 KB (per core)256K (per core)
L3 cache0 KB2 MB (shared)
Chip lithography45 nm22 nm
Die size169 mm2118 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)no data105 °C
Number of transistors300 million1,400 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Athlon II X4 640 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 configuration11
SocketAM3FCPGA946
Power consumption (TDP)95 Watt37 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II X4 640 and Celeron 2950M. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Thermal Monitoring-+

Security technologies

Athlon II X4 640 and Celeron 2950M technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+
Secure Keyno data+
Anti-Theftno data-

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X4 640 and Celeron 2950M are enumerated here.

AMD-V-+
VT-dno data-
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II X4 640 and Celeron 2950M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3
Maximum memory sizeno data32 GB
Max memory channelsno data2
Maximum memory bandwidthno data25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics for 4th Generation Intel Processors
Graphics max frequencyno data1.1 GHz

Graphics interfaces

Available interfaces and connections of Athlon II X4 640 and Celeron 2950M integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort-+
HDMI-+
VGAno data+

Peripherals

Specifications and connection of peripherals supported by Athlon II X4 640 and Celeron 2950M.

PCIe version2.02.0
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.

Athlon II X4 640 1.41
+80.8%
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.

Athlon II X4 640 2245
+81.9%
Celeron 2950M 1234

Gaming performance

Pros & cons summary


Performance score 1.41 0.78
Recency 11 May 2010 1 September 2013
Physical cores 4 2
Threads 4 2
Chip lithography 45 nm 22 nm
Power consumption (TDP) 95 Watt 37 Watt

Athlon II X4 640 has a 80.8% higher aggregate performance score, and 100% more physical cores and 100% more threads.

Celeron 2950M, on the other hand, has an age advantage of 3 years, a 104.5% more advanced lithography process, and 156.8% lower power consumption.

The Athlon II X4 640 is our recommended choice as it beats the Celeron 2950M in performance tests.

Note that Athlon II X4 640 is a desktop processor while Celeron 2950M is a notebook one.


Should you still have questions on choice between Athlon II X4 640 and Celeron 2950M, ask them in Comments section, and we shall answer.

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AMD Athlon II X4 640
Athlon II X4 640
Intel Celeron 2950M
Celeron 2950M

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Community ratings

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