Sempron 3850 vs i5-520M

Aggregate performance score

Core i5-520M
2010
2 cores / 4 threads, 35 Watt
1.08
+50%
Sempron 3850
2014
4 cores / 4 threads, 25 Watt
0.72

Core i5-520M outperforms Sempron 3850 by an impressive 50% based on our aggregate benchmark results.

Primary details

Comparing Core i5-520M and Sempron 3850 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking24052681
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Core i5no data
Power efficiency2.922.73
Architecture codenameArrandale (2010−2011)Kabini (2013−2014)
Release date7 January 2010 (14 years ago)9 April 2014 (10 years ago)
Launch price (MSRP)$225no data

Detailed specifications

Core i5-520M and Sempron 3850 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)4 (Quad-Core)
Threads44
Base clock speed2.4 GHzno data
Boost clock speed2.93 GHz1.3 GHz
Bus typeDMI 1.0no data
Bus rate1 × 2.5 GT/sno data
Multiplier18no data
L1 cache128 KB256 KB
L2 cache512 KB2048 KB
L3 cache3 MBno data
Chip lithography32 nm28 nm
Die size81+114 mm2107 mm2
Maximum core temperature105 °C90 °C
Maximum case temperature (TCase)no data90 °C
Number of transistors382+177 Millionno data
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Core i5-520M and Sempron 3850 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
SocketBGA1288,PGA988AM1
Power consumption (TDP)35 Watt25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-520M and Sempron 3850. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2no data
AES-NI++
FMA+FMA4
AVX-+
PowerNow-+
PowerGating-+
VirusProtect-+
vPro+no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology+no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
PAE36 Bitno data
FDI+no data
Fast Memory Access+no data

Security technologies

Core i5-520M and Sempron 3850 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-520M and Sempron 3850 are enumerated here.

AMD-V-+
VT-d+no data
VT-x+no data
EPT+no data
IOMMU 2.0-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-520M and Sempron 3850. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-800, DDR3-1066DDR3-1600
Maximum memory size8.3 GBno data
Max memory channels21
Maximum memory bandwidth17.051 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics for Previous Generation Intel ProcessorsAMD Radeon R3 Graphics
Number of pipelinesno data128
Clear Video+no data
Clear Video HD+no data
Enduro-+
Switchable graphics-+
UVD-+
VCE-+
Graphics max frequency766 MHzno data

Graphics interfaces

Available interfaces and connections of Core i5-520M and Sempron 3850 integrated GPUs.

Number of displays supported2no data
DisplayPort-+
HDMI-+

Graphics API support

APIs supported by Core i5-520M and Sempron 3850 integrated GPUs, sometimes API versions are included.

DirectXno dataDirectX® 12
Vulkan-+

Peripherals

Specifications and connection of peripherals supported by Core i5-520M and Sempron 3850.

PCIe version2.02.0
PCI Express lanes164

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.

i5-520M 1.08
+50%
Sempron 3850 0.72

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.

i5-520M 1718
+49.4%
Sempron 3850 1150

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.

i5-520M 363
+127%
Sempron 3850 160

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.

i5-520M 700
+30.8%
Sempron 3850 535

Gaming performance

Pros & cons summary


Performance score 1.08 0.72
Recency 7 January 2010 9 April 2014
Physical cores 2 4
Chip lithography 32 nm 28 nm
Power consumption (TDP) 35 Watt 25 Watt

i5-520M has a 50% higher aggregate performance score.

Sempron 3850, on the other hand, has an age advantage of 4 years, 100% more physical cores, a 14.3% more advanced lithography process, and 40% lower power consumption.

The Core i5-520M is our recommended choice as it beats the Sempron 3850 in performance tests.

Be aware that Core i5-520M is a notebook processor while Sempron 3850 is a desktop one.


Should you still have questions on choice between Core i5-520M and Sempron 3850, 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 i5-520M
Core i5-520M
AMD Sempron 3850
Sempron 3850

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.


3.6 370 votes

Rate Core i5-520M on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3 6 votes

Rate Sempron 3850 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i5-520M or Sempron 3850, agree or disagree with our judgements, or report an error or mismatch.