Celeron 3865U vs i7-4785T

#ad 
Buy on Amazon
VS

Aggregate performance score

Core i7-4785T
2013
4 cores / 8 threads, 35 Watt
3.48
+314%
Celeron 3865U
2017
2 cores / 2 threads, 15 Watt
0.84

Core i7-4785T outperforms Celeron 3865U by a whopping 314% based on our aggregate benchmark results.

Primary details

Comparing Core i7-4785T and Celeron 3865U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking15462590
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorLaptop
Seriesno dataIntel Celeron
Power efficiency9.405.30
Architecture codenameHaswell (2013−2015)Kaby Lake-U (2017)
Release date2 June 2013 (11 years ago)3 January 2017 (7 years ago)
Launch price (MSRP)no data$107

Detailed specifications

Core i7-4785T and Celeron 3865U 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 speed2.2 GHz1.8 GHz
Boost clock speed3.2 GHz1.8 GHz
Bus typeno dataOPI
Bus rate5 GT/s4 GT/s
Multiplierno data22
L1 cache64K (per core)64K (per core)
L2 cache256K (per core)256K (per core)
L3 cache8 MB (shared)2 MB (shared)
Chip lithography22 nm14 nm
Die size177 mm298.7 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)66 °Cno data
Number of transistors1,400 millionno data
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i7-4785T and Celeron 3865U 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,FPBGA1356
Power consumption (TDP)35 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-4785T and Celeron 3865U. 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++
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
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 i7-4785T and Celeron 3865U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-4785T and Celeron 3865U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-4785T and Celeron 3865U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-1333/1600, DDR3L-1333/1600DDR3, DDR4
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 610
Max video memory2 GB32 GB
Quick Sync Video++
Clear Videono data+
Clear Video HD++
Graphics max frequency1.2 GHz900 MHz
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-4785T and Celeron 3865U integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i7-4785T and Celeron 3865U 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@60Hzno data

Graphics API support

APIs supported by Core i7-4785T and Celeron 3865U integrated GPUs, sometimes API versions are included.

DirectX11.2/1212
OpenGL4.34.4

Peripherals

Specifications and connection of peripherals supported by Core i7-4785T and Celeron 3865U.

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.

i7-4785T 3.48
+314%
Celeron 3865U 0.84

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.

i7-4785T 5530
+316%
Celeron 3865U 1329

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.

i7-4785T 972
+147%
Celeron 3865U 393

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.

i7-4785T 3098
+348%
Celeron 3865U 692

Gaming performance

Pros & cons summary


Performance score 3.48 0.84
Integrated graphics card 1.84 1.85
Recency 2 June 2013 3 January 2017
Physical cores 4 2
Threads 8 2
Chip lithography 22 nm 14 nm
Power consumption (TDP) 35 Watt 15 Watt

i7-4785T has a 314.3% higher aggregate performance score, and 100% more physical cores and 300% more threads.

Celeron 3865U, on the other hand, has 0.5% faster integrated GPU, an age advantage of 3 years, a 57.1% more advanced lithography process, and 133.3% lower power consumption.

The Core i7-4785T is our recommended choice as it beats the Celeron 3865U in performance tests.

Note that Core i7-4785T is a desktop processor while Celeron 3865U is a notebook one.


Should you still have questions on choice between Core i7-4785T and Celeron 3865U, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i7-4785T
Core i7-4785T
Intel Celeron 3865U
Celeron 3865U

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


3.5 56 votes

Rate Core i7-4785T on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.3 116 votes

Rate Celeron 3865U on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i7-4785T or Celeron 3865U, agree or disagree with our judgements, or report an error or mismatch.