i5-5675C vs i7-3820

Aggregate performance score

Core i7-3820
2012
4 cores / 8 threads, 130 Watt
3.63
+2.8%
Core i5-5675C
2015
4 cores / 4 threads, 65 Watt
3.53

Core i7-3820 outperforms Core i5-5675C by a minimal 3% based on our aggregate benchmark results.

Primary details

Comparing Core i7-3820 and Core i5-5675C processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking14901522
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.32no data
Market segmentDesktop processorDesktop processor
Seriesno dataIntel Core i5
Power efficiency2.645.14
Architecture codenameSandy Bridge-E (2011−2013)Broadwell (2015−2019)
Release dateFebruary 2012 (12 years ago)15 May 2015 (9 years ago)
Launch price (MSRP)$400no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-3820 and Core i5-5675C 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 speed3.6 GHz3.1 GHz
Boost clock speed3.8 GHz3.6 GHz
Bus typeno dataDMI 2.0
Bus rate5 GT/s5 GT/s
Multiplierno data31
L1 cache64 KB (per core)256K (per core)
L2 cache256 KB (per core)1 MB (per core)
L3 cache10240 KB (shared)4 MB (shared)
Chip lithography32 nm14 nm
Die size294 mm2133 mm2
Maximum case temperature (TCase)67 °C72 °C
Number of transistors1270 million0 Million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+

Compatibility

Information on Core i7-3820 and Core i5-5675C 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 configuration11 (Uniprocessor)
SocketFCLGA2011FCLGA1150
Power consumption (TDP)130 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-3820 and Core i5-5675C. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVXIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
eDRAMno data128 MB
Turbo Boost Technology2.02.0
Hyper-Threading Technology+no data
TSX-+
Idle States++
Thermal Monitoring++
Smart Response+no data
Demand Based Switching-no data
FDIno data+

Security technologies

Core i7-3820 and Core i5-5675C technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
Secure Keyno data+
Identity Protection++
OS Guardno data+
Anti-Theftno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-3820 and Core i5-5675C are enumerated here.

VT-d++
VT-x++
VT-ino data-
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-3820 and Core i5-5675C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR3L-1333, DDR3L-1600
Maximum memory size64.23 GB32 GB
Max memory channels42
Maximum memory bandwidth51.2 GB/s25.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel Iris Pro Graphics 6200
Max video memoryno data32 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 i7-3820 and Core i5-5675C integrated GPUs.

Number of displays supportedno data3
eDPno data+
DisplayPort-+
HDMI-+
DVIno data+
VGAno data+

Graphics image quality

Maximum display resolutions supported by Core i7-3820 and Core i5-5675C integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096x2304@24Hz
Max resolution over eDPno data3840x2160@60Hz
Max resolution over DisplayPortno data3840x2160@60Hz
Max resolution over VGAno data1920x1200@60Hz

Graphics API support

APIs supported by Core i7-3820 and Core i5-5675C integrated GPUs, sometimes API versions are included.

DirectXno data11.2
OpenGLno data4.3

Peripherals

Specifications and connection of peripherals supported by Core i7-3820 and Core i5-5675C.

PCIe version2.03.0
PCI Express lanes4016

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.

i7-3820 3.63
+2.8%
i5-5675C 3.53

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.

i7-3820 5769
+2.9%
i5-5675C 5606

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.

i7-3820 623
i5-5675C 1376
+121%

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.

i7-3820 2296
i5-5675C 4179
+82%

3DMark Fire Strike Physics

i7-3820 6240
i5-5675C 7440
+19.2%

Gaming performance

Pros & cons summary


Performance score 3.63 3.53
Threads 8 4
Chip lithography 32 nm 14 nm
Power consumption (TDP) 130 Watt 65 Watt

i7-3820 has a 2.8% higher aggregate performance score, and 100% more threads.

i5-5675C, on the other hand, has a 128.6% more advanced lithography process, and 100% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Core i7-3820 and Core i5-5675C.


Should you still have questions on choice between Core i7-3820 and Core i5-5675C, ask them in Comments section, and we shall answer.

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Intel Core i7-3820
Core i7-3820
Intel Core i5-5675C
Core i5-5675C

Similar processor comparisons

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Community ratings

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


3.7 326 votes

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Questions & comments

Here you can ask a question about Core i7-3820 or Core i5-5675C, agree or disagree with our judgements, or report an error or mismatch.