Athlon 64 LE-1640 vs Celeron 3855U

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Primary details

Comparing Celeron 3855U and Athlon 64 LE-1640 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2652not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Celeronno data
Power efficiency4.85no data
Architecture codenameSkylake (2015−2016)Orleans (2007−2009)
Release date15 August 2015 (9 years ago)7 January 2009 (15 years ago)
Launch price (MSRP)$107no data

Detailed specifications

Celeron 3855U and Athlon 64 LE-1640 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)1 (Single-Core)
Threads21
Base clock speed1.6 GHz2.6 GHz
Boost clock speed1.6 GHz2.6 GHz
Bus typeOPIno data
Bus rate4 GT/sno data
Multiplier16no data
L1 cache128 KB128 KB
L2 cache512 KB512K
L3 cache2 MB0 KB
Chip lithography14 nm90 nm
Die size98.57 mm2101.3 mm2
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)no data69 °C
Number of transistors1750 Million154 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Celeron 3855U and Athlon 64 LE-1640 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
SocketFCBGA1356AM2
Power consumption (TDP)15 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron 3855U and Athlon 64 LE-1640. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2no data
AES-NI+-
Enhanced SpeedStep (EIST)+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 3855U and Athlon 64 LE-1640 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron 3855U and Athlon 64 LE-1640 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron 3855U and Athlon 64 LE-1640. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-1866/2133, LPDDR3-1600/1866, DDR3L-1333/1600DDR2
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 510On certain motherboards (Chipset feature)
Max video memory32 GBno data
Quick Sync Video+-
Clear Video HD+no data
Graphics max frequency900 MHzno data

Graphics interfaces

Available interfaces and connections of Celeron 3855U and Athlon 64 LE-1640 integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Celeron 3855U and Athlon 64 LE-1640 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
Max resolution over VGAN/Ano data

Graphics API support

APIs supported by Celeron 3855U and Athlon 64 LE-1640 integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.4no data

Peripherals

Specifications and connection of peripherals supported by Celeron 3855U and Athlon 64 LE-1640.

PCIe version2.02.0
PCI Express lanes10no data

Pros & cons summary


Recency 15 August 2015 7 January 2009
Physical cores 2 1
Threads 2 1
Chip lithography 14 nm 90 nm
Power consumption (TDP) 15 Watt 45 Watt

Celeron 3855U has an age advantage of 6 years, 100% more physical cores and 100% more threads, a 542.9% more advanced lithography process, and 200% lower power consumption.

We couldn't decide between Celeron 3855U and Athlon 64 LE-1640. We've got no test results to judge.

Be aware that Celeron 3855U is a notebook processor while Athlon 64 LE-1640 is a desktop one.


Should you still have questions on choice between Celeron 3855U and Athlon 64 LE-1640, ask them in Comments section, and we shall answer.

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Intel Celeron 3855U
Celeron 3855U
AMD Athlon 64 LE-1640
Athlon 64 LE-1640

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Community ratings

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