i3-9100T vs i7-7820X

VS

Aggregate performance score

Core i7-7820X
2017
8 cores / 16 threads, 140 Watt
10.80
+213%
Core i3-9100T
2018
4 cores / 4 threads, 35 Watt
3.45

Core i7-7820X outperforms Core i3-9100T by a whopping 213% based on our aggregate benchmark results.

Primary details

Comparing Core i7-7820X and Core i3-9100T processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking7241558
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.456.17
Market segmentDesktop processorDesktop processor
SeriesIntel Core i7Intel Core i3
Power efficiency7.309.32
Architecture codenameSkylake (server) (2017−2018)Coffee Lake (2017−2019)
Release date26 June 2017 (7 years ago)1 September 2018 (6 years ago)
Launch price (MSRP)$599$122

Cost-effectiveness evaluation

Performance per price, higher is better.

i3-9100T has 79% better value for money than i7-7820X.

Detailed specifications

Core i7-7820X and Core i3-9100T 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 cores8 (Octa-Core)4 (Quad-Core)
Threads164
Base clock speed3.6 GHz3.1 GHz
Boost clock speed4.5 GHz3.7 GHz
Bus typeDMI 3.0DMI 3.0
Bus rate4 × 8 GT/s4 × 8 GT/s
Multiplier3631
L1 cache64 KB (per core)64K (per core)
L2 cache1 MB (per core)256K (per core)
L3 cache11 MB (shared)6 MB (shared)
Chip lithography14 nm14 nm
Die sizeno data126 mm2
Maximum core temperature99 °C82 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier+-

Compatibility

Information on Core i7-7820X and Core i3-9100T 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)
SocketFCLGA2066FCLGA1151
Power consumption (TDP)140 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7820X and Core i3-9100T. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vProno data-
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.02.0
Hyper-Threading Technology+-
TSX+-
Idle Statesno data+
Thermal Monitoring-+
Turbo Boost Max 3.0+no data

Security technologies

Core i7-7820X and Core i3-9100T technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDB++
Secure Keyno data+
MPX-+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7820X and Core i3-9100T are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7820X and Core i3-9100T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR4-2400
Maximum memory size128 GB64 GB
Max memory channels42
Maximum memory bandwidth85.33 GB/s38.397 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AIntel UHD Graphics 630
Max video memoryno data64 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data1.1 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core i7-7820X and Core i3-9100T integrated GPUs.

Number of displays supportedno data3

Graphics image quality

Maximum display resolutions supported by Core i7-7820X and Core i3-9100T integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096x2304@24Hz
Max resolution over eDPno data4096x2304@60Hz
Max resolution over DisplayPortno data4096x2304@60Hz

Graphics API support

APIs supported by Core i7-7820X and Core i3-9100T integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core i7-7820X and Core i3-9100T.

PCIe version3.03.0
PCI Express lanes2816

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.

i7-7820X 10.80
+213%
i3-9100T 3.45

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.

i7-7820X 17163
+214%
i3-9100T 5474

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.

i7-7820X 1426
+16%
i3-9100T 1229

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.

i7-7820X 7862
+142%
i3-9100T 3249

Gaming performance

Pros & cons summary


Performance score 10.80 3.45
Recency 26 June 2017 1 September 2018
Physical cores 8 4
Threads 16 4
Power consumption (TDP) 140 Watt 35 Watt

i7-7820X has a 213% higher aggregate performance score, and 100% more physical cores and 300% more threads.

i3-9100T, on the other hand, has an age advantage of 1 year, and 300% lower power consumption.

The Core i7-7820X is our recommended choice as it beats the Core i3-9100T in performance tests.


Should you still have questions on choice between Core i7-7820X and Core i3-9100T, ask them in Comments section, and we shall answer.

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Intel Core i7-7820X
Core i7-7820X
Intel Core i3-9100T
Core i3-9100T

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

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