Product Compare

AMD Ryzen 9 3900X vs Intel Core i7 1265U

	CPU AMD Ryzen 9 3900X	CPU Intel Core i7 1265U
General Parameters
Release Date	Jul 2019	Feb 2022
Manufacturer	AMD	Intel
Type	Desktop	Laptop
Instruction Set	x86-64	x86-64
Core Architecture	Zen 2	Alder Lake-U
Integrated Graphics	N/A	Iris Xe Graphics G7 (96EU)
Processor Number		i7-1265U
Package
Transistor Count	3.8 billions
Manufacturing Process	7 nm	10 nm
Socket	AM4	BGA-1744
Power Consumption	105 W	12-15 W
Peak Operating Temperature	95 °C	100 °C
CPU Performance
Performance Cores	12	2
Performance Core Threads	24
Performance Core Base Frequency	3.8 GHz	1.8 GHz
Performance Core Turbo Frequency	4.6 GHz	4.8 GHz
Total Core Count	12	10
Total Thread Count	24	12
Bus Frequency	100 MHz	100 MHz
Multiplier	38x	18x
L1 Cache	64 K per core	80 K per core
L2 Cache	512 K per core	1280 K per core
L3 Cache	64 MB shared	12 MB shared
Unlocked Multiplier	Yes	No
Efficiency Cores		8
Memory Parameters
Memory Types	DDR4-3200	DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Max Memory Size	128 GB	64 GB
Max Memory Channels	2	2
Max Memory Bandwidth	47.68 GB/s	76.8 GB/s
ECC Memory Support	Yes	No
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	4.0	4.0
PCIe Lanes	16	20
Graphics Card Parameters
Integrated Graphics		true
GPU Base Frequency		300 MHz
GPU Max Dynamic Frequency		1250 MHz
Shader Units		768
Texture Units		48
Raster Operation Units		24
Execution Units		96
Power Consumption		15 W
Benchmarks
Cinebench R23 Single Core	1306	1737
Cinebench R23 Multi Core	18454	8040
Geekbench 6 Single Core	1842	1503
Geekbench 5 Single Core	1319	1699
Geekbench 6 Multi Core	11715	2916
Geekbench 5 Multi Core	11991	7725
Passmark CPU Single Core	2683	3341
Passmark CPU Multi Core	32531	13724