Phenom II X2 N640 vs Celeron 3965U

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Aggregate performance score

Celeron 3965U
2017
2 cores / 2 threads, 15 Watt
1.09
+19.8%
Phenom II X2 N640
2010
2 cores / 2 threads, 35 Watt
0.91

Celeron 3965U outperforms Phenom II X2 N640 by a significant 20% based on our aggregate benchmark results.

Primary details

Comparing Celeron 3965U and Phenom II X2 N640 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking24172545
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Celeron2x AMD Phenom II
Power efficiency6.872.46
Architecture codenameKaby Lake-U (2017)Champlain (2010−2011)
Release date3 January 2017 (7 years ago)1 October 2010 (14 years ago)
Launch price (MSRP)$107no data

Detailed specifications

Celeron 3965U and Phenom II X2 N640 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 GHzno data
Boost clock speed2.2 GHz2.9 GHz
Bus typeOPIno data
Bus rate4 GT/s3600 MHz
Multiplier22no data
L1 cache64K (per core)256 KB
L2 cache256K (per core)2 MB
L3 cache2 MB (shared)no data
Chip lithography14 nm45 nm
Die size98.7 mm2no data
Maximum core temperature100 °Cno data
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Celeron 3965U and Phenom II X2 N640 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)no data
SocketFCBGA1356,FPBGA1356S1
Power consumption (TDP)15 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 3965U and Phenom II X2 N640. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2HyperTransport 3.0, SSE4A, AMD64, Enhanced Virus Protection, Vurtualization
AES-NI+-
AVX+-
VirusProtect-+
vPro+no data
Enhanced SpeedStep (EIST)+no data
Speed Shift+no data
My WiFi+no data
Turbo Boost Technology-no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
Smart Response+no data

Security technologies

Celeron 3965U and Phenom II X2 N640 technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data
Secure Key+no data
MPX+-
SGXYes with Intel® MEno data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 3965U and Phenom II X2 N640 are enumerated here.

AMD-V+-
VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 3965U and Phenom II X2 N640. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR3
Maximum memory size32 GBno data
Max memory channels2no data
Maximum memory bandwidth34.134 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 610no data
Max video memory32 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency900 MHzno data

Graphics interfaces

Available interfaces and connections of Celeron 3965U and Phenom II X2 N640 integrated GPUs.

Number of displays supported3no data
eDP+no data
DisplayPort+-
HDMI+-
DVI+no data

Graphics image quality

Maximum display resolutions supported by Celeron 3965U and Phenom II X2 N640 integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hzno data
Max resolution over eDP4096x2304@60Hzno data
Max resolution over DisplayPort4096x2304@60Hzno data

Graphics API support

APIs supported by Celeron 3965U and Phenom II X2 N640 integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.4no data

Peripherals

Specifications and connection of peripherals supported by Celeron 3965U and Phenom II X2 N640.

PCIe version2.0no data
PCI Express lanes10no 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.

Celeron 3965U 1.09
+19.8%
Phenom II X2 N640 0.91

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.

Celeron 3965U 442
+29.2%
Phenom II X2 N640 342

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.

Celeron 3965U 790
+26.8%
Phenom II X2 N640 623

Gaming performance

Pros & cons summary


Performance score 1.09 0.91
Recency 3 January 2017 1 October 2010
Chip lithography 14 nm 45 nm
Power consumption (TDP) 15 Watt 35 Watt

Celeron 3965U has a 19.8% higher aggregate performance score, an age advantage of 6 years, a 221.4% more advanced lithography process, and 133.3% lower power consumption.

The Celeron 3965U is our recommended choice as it beats the Phenom II X2 N640 in performance tests.


Should you still have questions on choice between Celeron 3965U and Phenom II X2 N640, ask them in Comments section, and we shall answer.

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Intel Celeron 3965U
Celeron 3965U
AMD Phenom II X2 N640
Phenom II X2 N640

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Community ratings

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Questions & comments

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