The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.
- The first section will show basic information for each CPU selected.
- The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
- An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
- The last section will show approximate yearly running costs for the CPUs.
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal. 2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
We compared two desktop CPUs: the 3.6 GHz Intel Core i3 8100 with 4-cores against the 3.9 GHz i3 7100 with 2-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.
Review
General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Generic CPU rating
The "iGPU" and "Power Efficiency" have a minor impact on the NanoReview Score when comparing desktop CPUs.
Key Differences
What are the key differences between 7100 and 8100
Advantages of Intel Core i3 8100
- Has 2 more physical cores
- Has 3072 KB larger L3 cache size
- Newer - released 9-months later
- Around 1.74 GB/s [5%] higher theoretical memory bandwidth
Advantages of Intel Core i3 7100
- More powerful Intel HD Graphics 630 integrated graphics: 0.44 vs 0.38 TFLOPS
Test in Benchmarks
Comparing the performance of CPUs across various tasks
Cinebench R23
Reputable cross-platform benchmark for high-performance processors
Cinebench R23 [Single-Core]
Cinebench R23 [Multi-Core]
Submit your Cinebench result
PassMark
Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU [Single-Core]
Passmark CPU [Multi-Core]
Integer math 16.4 GOps/sec 13.3 GOps/sec Floating point math 13.8 GOps/sec 8.2 GOps/sec Find prime numbers 28M Primes/sec 14M Primes/sec Random string sorting 10.4M Strings/sec 7.7M Strings/sec Data encryption 1.8 GBytes/sec 1.4 GBytes/sec Data compression 84.1 MBytes/sec 59.5 MBytes/sec Physics 469 Frames/sec 316 Frames/sec Extended instructions 7.2B Matrices/sec 4B Matrices/sec
Sources: PassMark [3], [4]
Value for money
Enter the current prices of the CPUs and click "Calculate" to determine which one has a better value-to-performance ratio.
Comparing Core i3-8100 and Core i3-7100 processor market type [desktop or notebook], architecture, sales start time and price.
Place in performance rankingPlace by popularityValue for money6.633.28Market segmentDesktop processorDesktop processorSeriesIntel Core i3Intel Core i3Architecture codenameCoffee Lake [2017−2019]Kaby Lake [2016−2019]Release date24 September 2017 [6 years old]3 January 2017 [7 years old]Launch price [MSRP]$117$117Current price$157 [1.3x MSRP]$72 [0.6x MSRP]
Value for money
Performance per price, higher is better.
i3-8100 has 102% better value for money than i3-7100.
Technical specs
Core i3-8100 and Core i3-7100 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]Threads44Base clock speed3.6 GHz3.9 GHzBoost clock speed3.6 GHz3.9 GHzBus support4 × 8 GT/s8 GT/sL1 cache64K [per core]64K [per core]L2 cache256K [per core]256K [per core]L3 cache6 MB [shared]3 MB [shared]Chip lithography14 nm14 nmDie size126 mm2no dataMaximum core temperature100 °C100 °CMaximum case temperature [TCase]72 °C65 °C64 bit support++Windows 11 compatibility+-Unlocked multiplier--
Compatibility
Information on Core i3-8100 and Core i3-7100 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 configuration11SocketFCLGA1151FCLGA1151Power consumption [TDP]65 Watt51 Watt
Technologies and extensions
Technological solutions and additional instructions supported by Core i3-8100 and Core i3-7100. You'll probably need this information if you require some particular technology.
Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2AES-NI++AVX++Enhanced SpeedStep [EIST]++Enhanced SpeedStep [EIST]++Turbo Boost Technology--Hyper-Threading Technology-+TSX--TSXno data+Idle States++Thermal Monitoring++SIPP--
Security technologies
Core i3-8100 and Core i3-7100 technologies aimed at improving security, for example, by protecting against hacks.
TXT--EDB++Secure Key++MPX++Identity Protection++SGXYes with Intel® MEYes with Intel® MEOS Guard++
Virtualization technologies
Virtual machine speed-up technologies supported by Core i3-8100 and Core i3-7100 are enumerated here.
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i3-8100 and Core i3-7100. Depending on the motherboard, higher memory frequencies may be supported.
Supported memory typesDDR4-2400DDR4Maximum memory size64 GB64 GBMax memory channels22Maximum memory bandwidth37.5 GB/s38.397 GB/sECC memory support++
Graphics specifications
General parameters of integrated GPUs, if any.
Integrated graphics card CompareIntel UHD Graphics 630Intel HD Graphics 630Max video memory64 GB64 GBQuick Sync Video++Clear Video++Clear Video HD++Graphics max frequency1.1 GHz1.1 GHzInTru 3D++
Graphics interfaces
Available interfaces and connections of Core i3-8100 and Core i3-7100 integrated GPUs.
Number of displays supported33
Graphics image quality
Maximum display resolutions supported by Core i3-8100 and Core i3-7100 integrated GPUs, including resolutions over different interfaces.
4K resolution support++Max resolution over HDMI 1.44096x2304@24Hz4096x2304@24HzMax resolution over eDP4096x2304@60Hz4096x2304@60HzMax resolution over DisplayPort4096x2304@60Hz4096x2304@60Hz
Graphics API support
APIs supported by Core i3-8100 and Core i3-7100 integrated GPUs, sometimes API versions are included.
Peripherals
Specifications and connection of peripherals supported by Core i3-8100 and Core i3-7100.
PCIe version3.03.0PCI 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.
Core i3-8100 outperforms Core i3-7100 by 41% in our combined benchmark results.
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.
Benchmark coverage: 67%
Core i3-8100 outperforms Core i3-7100 by 41% in Passmark.
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.
Benchmark coverage: 40%
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.
Benchmark coverage: 40%
Core i3-8100 outperforms Core i3-7100 by 41% in GeekBench 5 Multi-Core.
Advantages and disadvantages
Performance score 4.01 2.84 Integrated graphics card 3.07 3.08 Recency 24 September 2017 3 January 2017 Physical cores 4 [Quad-Core] 2 [Dual-core] Boost clock speed 3600 3900 Base clock speed 2800 0 Power consumption [TDP] 65 Watt 51 Watt
The Core i3-8100 is our recommended choice as it beats the Core i3-7100 in performance tests.
Should you still have questions on choice between Core i3-8100 and Core i3-7100, ask them in Comments section, and we shall answer.
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