Celeron 3855U vs i7-4790

VS

Aggregate performance score

Core i7-4790
2014
4 cores / 8 threads, 84 Watt
4.57
+494%
Celeron 3855U
2015
2 cores / 2 threads, 15 Watt
0.77

Core i7-4790 outperforms Celeron 3855U by a whopping 494% based on our aggregate benchmark results.

Primary details

Comparing Core i7-4790 and Celeron 3855U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking13072652
Place by popularity54not in top-100
Cost-effectiveness evaluation0.87no data
Market segmentDesktop processorLaptop
SeriesCore i7 (Desktop)Intel Celeron
Power efficiency5.154.85
Architecture codenameHaswell (2013−2015)Skylake (2015−2016)
Release date1 May 2014 (10 years ago)15 August 2015 (9 years ago)
Launch price (MSRP)$303$107

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-4790 and Celeron 3855U 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)
Threads82
Base clock speed3.6 GHz1.6 GHz
Boost clock speed4 GHz1.6 GHz
Bus typeno dataOPI
Bus rate5 GT/s4 GT/s
Multiplierno data16
L1 cache64K (per core)128 KB
L2 cache256K (per core)512 KB
L3 cache8 MB (shared)2 MB
Chip lithography22 nm14 nm
Die size177 mm298.57 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)72 °Cno data
Number of transistors1,400 million1750 Million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i7-4790 and Celeron 3855U 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)
SocketFCLGA1150FCBGA1356
Power consumption (TDP)84 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-4790 and Celeron 3855U. 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
AES-NI++
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
My WiFi++
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
Idle States++
Thermal Monitoring++
Flex Memory Accessno data+
SIPP+-
Smart Responseno data+
FDI+no data

Security technologies

Core i7-4790 and Celeron 3855U technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Key++
Identity Protection++
SGXno dataYes with Intel® ME
OS Guard+-
Anti-Theft+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-4790 and Celeron 3855U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-4790 and Celeron 3855U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4-1866/2133, LPDDR3-1600/1866, DDR3L-1333/1600
Maximum memory size32 GB32 GB
Max memory channels22
Maximum memory bandwidth25.6 GB/s34.134 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 4600Intel HD Graphics 510
Max video memory2 GB32 GB
Quick Sync Video++
Clear Video HD++
Graphics max frequency1.2 GHz900 MHz
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-4790 and Celeron 3855U integrated GPUs.

Number of displays supported33
eDP++
DisplayPort++
HDMI++
DVI++
VGA+no data

Graphics image quality

Maximum display resolutions supported by Core i7-4790 and Celeron 3855U integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.44096x2304@24Hz4096x2304@24Hz
Max resolution over eDP3840x2160@60Hz4096x2304@60Hz
Max resolution over DisplayPort3840x2160@60Hz4096x2304@60Hz
Max resolution over VGA1920x1200@60HzN/A

Graphics API support

APIs supported by Core i7-4790 and Celeron 3855U integrated GPUs, sometimes API versions are included.

DirectX11.2/1212
OpenGL4.34.4

Peripherals

Specifications and connection of peripherals supported by Core i7-4790 and Celeron 3855U.

PCIe versionUp to 3.02.0
PCI Express lanes1610

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.

i7-4790 4.57
+494%
Celeron 3855U 0.77

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.

i7-4790 7267
+496%
Celeron 3855U 1219

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.

i7-4790 1243
+295%
Celeron 3855U 315

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.

i7-4790 3895
+624%
Celeron 3855U 538

Gaming performance

Pros & cons summary


Performance score 4.57 0.77
Integrated graphics card 1.84 1.61
Recency 1 May 2014 15 August 2015
Physical cores 4 2
Threads 8 2
Chip lithography 22 nm 14 nm
Power consumption (TDP) 84 Watt 15 Watt

i7-4790 has a 493.5% higher aggregate performance score, 14.3% faster integrated GPU, and 100% more physical cores and 300% more threads.

Celeron 3855U, on the other hand, has an age advantage of 1 year, a 57.1% more advanced lithography process, and 460% lower power consumption.

The Core i7-4790 is our recommended choice as it beats the Celeron 3855U in performance tests.

Note that Core i7-4790 is a desktop processor while Celeron 3855U is a notebook one.


Should you still have questions on choice between Core i7-4790 and Celeron 3855U, ask them in Comments section, and we shall answer.

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Intel Core i7-4790
Core i7-4790
Intel Celeron 3855U
Celeron 3855U

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Community ratings

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Questions & comments

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