i3-8300 vs i7-7700K

Aggregate performance score

Core i7-7700K
2017
4 cores / 8 threads, 91 Watt
6.07
+52.9%
Core i3-8300
2018
4 cores / 4 threads, 62 Watt
3.97

Core i7-7700K outperforms Core i3-8300 by an impressive 53% based on our aggregate benchmark results.

Primary details

Comparing Core i7-7700K and Core i3-8300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking10861424
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.444.72
Market segmentDesktop processorDesktop processor
SeriesIntel Core i7 (Desktop)Intel Core i3
Power efficiency6.316.06
Architecture codenameKaby Lake (2016−2019)Coffee Lake (2017−2019)
Release date3 January 2017 (7 years ago)14 February 2018 (6 years ago)
Launch price (MSRP)$339$138

Cost-effectiveness evaluation

Performance per price, higher is better.

i3-8300 has 228% better value for money than i7-7700K.

Detailed specifications

Core i7-7700K and Core i3-8300 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)4 (Quad-Core)
Threads84
Base clock speed4.2 GHz3.7 GHz
Boost clock speed4.5 GHz3.7 GHz
Bus typeDMI 3.0DMI 3.0
Bus rate4 × 8 GT/s4 × 8 GT/s
Multiplier4237
L1 cache64K (per core)64K (per core)
L2 cache256K (per core)256K (per core)
L3 cache8 MB (shared)8 MB (shared)
Chip lithography14 nm14 nm
Die sizeno data126 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Core i7-7700K and Core i3-8300 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 (Uniprocessor)
SocketFCLGA1151FCLGA1151
Power consumption (TDP)91 Watt62 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7700K and Core i3-8300. 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® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
TSX+-
Idle States++
Thermal Monitoring++

Security technologies

Core i7-7700K and Core i3-8300 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDB++
Secure Key++
MPX++
Identity Protection++
SGXYes with Intel® MEYes with Intel® ME
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7700K and Core i3-8300 are enumerated here.

AMD-V+-
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7700K and Core i3-8300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR4-2400
Maximum memory size64 GB64 GB
Max memory channels22
Maximum memory bandwidth38.397 GB/s38.397 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 630Intel UHD Graphics 630
Max video memory64 GB64 GB
Quick Sync Video++
Clear Video++
Clear Video HD++
Graphics max frequency1.15 GHz1.15 GHz
InTru 3D++

Graphics interfaces

Available interfaces and connections of Core i7-7700K and Core i3-8300 integrated GPUs.

Number of displays supported33

Graphics image quality

Maximum display resolutions supported by Core i7-7700K and Core i3-8300 integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096x2304@24Hz4096x2304@24Hz
Max resolution over eDP4096x2304@60Hz4096x2304@60Hz
Max resolution over DisplayPort4096x2304@60Hz4096x2304@60Hz

Graphics API support

APIs supported by Core i7-7700K and Core i3-8300 integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.54.5

Peripherals

Specifications and connection of peripherals supported by Core i7-7700K and Core i3-8300.

PCIe version3.03.0
PCI 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.

i7-7700K 6.07
+52.9%
i3-8300 3.97

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.

i7-7700K 9645
+53%
i3-8300 6305

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.

i7-7700K 1592
+20.4%
i3-8300 1322

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.

i7-7700K 5134
+36.6%
i3-8300 3759

Gaming performance

Pros & cons summary


Performance score 6.07 3.97
Integrated graphics card 3.10 3.09
Recency 3 January 2017 14 February 2018
Threads 8 4
Power consumption (TDP) 91 Watt 62 Watt

i7-7700K has a 52.9% higher aggregate performance score, 0.3% faster integrated GPU, and 100% more threads.

i3-8300, on the other hand, has an age advantage of 1 year, and 46.8% lower power consumption.

The Core i7-7700K is our recommended choice as it beats the Core i3-8300 in performance tests.


Should you still have questions on choice between Core i7-7700K and Core i3-8300, ask them in Comments section, and we shall answer.

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Intel Core i7-7700K
Core i7-7700K
Intel Core i3-8300
Core i3-8300

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Community ratings

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Questions & comments

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