i7-1260U vs Ryzen 9 3900

Aggregate performance score

Ryzen 9 3900
2019
12 cores / 24 threads, 65 Watt
20.12
+118%

Ryzen 9 3900 outperforms Core i7-1260U by a whopping 118% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 3900 and Core i7-1260U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking289855
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation20.34no data
Market segmentDesktop processorLaptop
SeriesAMD Matisse (Ryzen 3000 Desktop)Intel Alder Lake-M
Power efficiency28.2393.52
Architecture codenameMatisse (Zen 2) (2019−2020)Alder Lake-U (2022)
Release date24 September 2019 (5 years ago)23 February 2022 (2 years ago)
Launch price (MSRP)$499no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen 9 3900 and Core i7-1260U 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 cores12 (Dodeca-Core)10 (Deca-Core)
Threads2412
Base clock speed3.1 GHz1.1 GHz
Boost clock speed4.3 GHz4.7 GHz
L1 cache768 KB80K (per core)
L2 cache6 MB1.25 MB (per core)
L3 cache64 MB12 MB (shared)
Chip lithography7 nm, 12 nmIntel 7 nm
Die size2x 74 mm2no data
Maximum core temperatureno data100 °C
Number of transistors7,600 millionno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Ryzen 9 3900 and Core i7-1260U 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
SocketAM4FCBGA1781
Power consumption (TDP)65 Watt9 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900 and Core i7-1260U. You'll probably need this information if you require some particular technology.

Instruction set extensions86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
FMA-+
AVX++
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Hyper-Threading Technologyno data+
TSX-+
Thermal Monitoring-+
Flex Memory Accessno data-
SIPP-+
Precision Boost 2+no data
Deep Learning Boost-+

Security technologies

Ryzen 9 3900 and Core i7-1260U technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 3900 and Core i7-1260U are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3900 and Core i7-1260U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR4, DDR5
Maximum memory size128 GB64 GB
Max memory channels22
Maximum memory bandwidth51.196 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AIntel® Iris® Xe Graphics eligible
Quick Sync Video-+
Graphics max frequencyno data950 MHz
Execution Unitsno data96

Graphics interfaces

Available interfaces and connections of Ryzen 9 3900 and Core i7-1260U integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Ryzen 9 3900 and Core i7-1260U integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2304 @ 60Hz
Max resolution over eDPno data4096 x 2304 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Ryzen 9 3900 and Core i7-1260U integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 3900 and Core i7-1260U.

PCIe version4.04.0
PCI Express lanes2414

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.

Ryzen 9 3900 20.12
+118%
i7-1260U 9.23

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.

Ryzen 9 3900 30796
+118%
i7-1260U 14127

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.

Ryzen 9 3900 1680
i7-1260U 1946
+15.8%

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.

Ryzen 9 3900 9569
+51.1%
i7-1260U 6334

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

Ryzen 9 3900 2804
+133%
i7-1260U 1203

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made 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 (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

Ryzen 9 3900 197
i7-1260U 220
+11.4%

Geekbench 5.5 Multi-Core

Ryzen 9 3900 10190
+40.4%
i7-1260U 7258

Blender(-)

Ryzen 9 3900 179
i7-1260U 412
+130%

Geekbench 5.5 Single-Core

Ryzen 9 3900 1246
i7-1260U 1611
+29.3%

7-Zip Single

Ryzen 9 3900 5134
+4.9%
i7-1260U 4897

7-Zip

Ryzen 9 3900 75612
+121%
i7-1260U 34244

WebXPRT 3

Ryzen 9 3900 227
i7-1260U 246
+8.4%

Gaming performance

Pros & cons summary


Performance score 20.12 9.23
Recency 24 September 2019 23 February 2022
Physical cores 12 10
Threads 24 12
Power consumption (TDP) 65 Watt 9 Watt

Ryzen 9 3900 has a 118% higher aggregate performance score, and 20% more physical cores and 100% more threads.

i7-1260U, on the other hand, has an age advantage of 2 years, and 622.2% lower power consumption.

The Ryzen 9 3900 is our recommended choice as it beats the Core i7-1260U in performance tests.

Note that Ryzen 9 3900 is a desktop processor while Core i7-1260U is a notebook one.


Should you still have questions on choice between Ryzen 9 3900 and Core i7-1260U, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 3900
Ryzen 9 3900
Intel Core i7-1260U
Core i7-1260U

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Community ratings

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