Ryzen 7 5800X3D vs i7-3840QM

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Aggregate performance score

Core i7-3840QM
2012
4 cores / 8 threads, 45 Watt
3.72
Ryzen 7 5800X3D
2022
8 cores / 16 threads, 105 Watt
17.82
+379%

Ryzen 7 5800X3D outperforms Core i7-3840QM by a whopping 379% based on our aggregate benchmark results.

Primary details

Comparing Core i7-3840QM and Ryzen 7 5800X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1490349
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data29.72
Market segmentLaptopDesktop processor
SeriesIntel Core i7AMD Ryzen 7
Power efficiency7.8316.07
Architecture codenameIvy Bridge (2012−2013)Vermeer (Zen3) (2020−2022)
Release date3 September 2012 (12 years ago)20 April 2022 (2 years ago)
Launch price (MSRP)$568$449

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-3840QM and Ryzen 7 5800X3D 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)8 (Octa-Core)
Threads816
Base clock speed2.8 GHz3.4 GHz
Boost clock speed3.8 GHz4.5 GHz
Bus rate5 GT/sno data
L1 cache64K (per core)64 KB (per core)
L2 cache256K (per core)512 KB (per core)
L3 cache8 MB (shared)96 MB (shared)
Chip lithography22 nm7 nm, 12 nm
Die size160 mm274 + 125 mm
Maximum core temperature105 °C90 °C
Maximum case temperature (TCase)no data90 °C
Number of transistors1,400 million8,850 million
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Core i7-3840QM and Ryzen 7 5800X3D 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
SocketFCBGA1224,FCPGA988AM4
Power consumption (TDP)45 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-3840QM and Ryzen 7 5800X3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)+no data
My WiFi+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
Demand Based Switching-no data
FDI+no data
Fast Memory Access+no data
Precision Boost 2no data+

Security technologies

Core i7-3840QM and Ryzen 7 5800X3D technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Secure Key+no data
Identity Protection+-
Anti-Theft+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-3840QM and Ryzen 7 5800X3D are enumerated here.

AMD-V++
VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-3840QM and Ryzen 7 5800X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4-3200
Maximum memory size32 GB128 GB
Max memory channels2no data
Maximum memory bandwidth25.6 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 4000N/A
Quick Sync Video+-
Clear Video HD+no data
Graphics max frequency1.3 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-3840QM and Ryzen 7 5800X3D integrated GPUs.

Number of displays supported3no data
eDP+no data
DisplayPort+-
HDMI+-
SDVO+no data
CRT+no data

Peripherals

Specifications and connection of peripherals supported by Core i7-3840QM and Ryzen 7 5800X3D.

PCIe version3.04.0
PCI Express lanes1620

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.

i7-3840QM 3.72
Ryzen 7 5800X3D 17.82
+379%

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.

i7-3840QM 5911
Ryzen 7 5800X3D 28310
+379%

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.

i7-3840QM 617
Ryzen 7 5800X3D 2118
+243%

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.

i7-3840QM 2058
Ryzen 7 5800X3D 11079
+438%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

i7-3840QM 5145
Ryzen 7 5800X3D 6008
+16.8%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

i7-3840QM 20135
Ryzen 7 5800X3D 42010
+109%

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

i7-3840QM 6998
Ryzen 7 5800X3D 14479
+107%

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

i7-3840QM 7.39
Ryzen 7 5800X3D 3.65
+102%

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

i7-3840QM 7
Ryzen 7 5800X3D 27
+284%

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

i7-3840QM 1.59
Ryzen 7 5800X3D 2.77
+74.2%

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

i7-3840QM 3.6
Ryzen 7 5800X3D 13.8
+283%

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

i7-3840QM 4712
Ryzen 7 5800X3D 14431
+206%

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

i7-3840QM 38
Ryzen 7 5800X3D 138
+262%

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

i7-3840QM 158
Ryzen 7 5800X3D 292
+85%

Gaming performance

Pros & cons summary


Performance score 3.72 17.82
Recency 3 September 2012 20 April 2022
Physical cores 4 8
Threads 8 16
Chip lithography 22 nm 7 nm
Power consumption (TDP) 45 Watt 105 Watt

i7-3840QM has 133.3% lower power consumption.

Ryzen 7 5800X3D, on the other hand, has a 379% higher aggregate performance score, an age advantage of 9 years, 100% more physical cores and 100% more threads, and a 214.3% more advanced lithography process.

The Ryzen 7 5800X3D is our recommended choice as it beats the Core i7-3840QM in performance tests.

Be aware that Core i7-3840QM is a notebook processor while Ryzen 7 5800X3D is a desktop one.


Should you still have questions on choice between Core i7-3840QM and Ryzen 7 5800X3D, 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 i7-3840QM
Core i7-3840QM
AMD Ryzen 7 5800X3D
Ryzen 7 5800X3D

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Community ratings

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