Intel Core Ultra 7 355 vs AMD Ryzen 7 3800X
CPU · Specs Compare
General Parameters
Release Date
Jan 2026
Jul 2019
Manufacturer
Intel
Amd
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Processor Number
355
—
Integrated Graphics
Graphics 4 Xe3
No
Generation
Intel Core Ultra Series 3
—
Core Architecture
—
Zen 2
Package
Manufacturing Process
3 nm
7 nm
Socket
Custom
AM4
Power Consumption
15-25 W
105 W
Max Turbo Power Consumption
55 W
—
Peak Operating Temperature
100 °C
95°C
Transistor Count
—
3.8 billions
CPU Performance
Performance Cores
4
8
Performance Core Threads
4
16
Performance Core Base Frequency
2.3 GHz
3.9 GHz
Performance Core Turbo Frequency
4.7 GHz
4.5 GHz
Efficiency Cores
4
—
Efficiency Core Threads
4
—
Efficiency Core Base Frequency
1.7 GHz
—
Efficiency Core Turbo Frequency
3.5 GHz
—
Total Core Count
8
8
Total Thread Count
8
16
Bus Frequency
100 MHz
100 MHz
Multiplier
23
39x
L3 Cache
12 MB shared
32 MB shared
Unlocked Multiplier
No
Yes
L1 Cache
—
64 K per core
L2 Cache
—
512 K per core
Memory Parameters
Memory Types
LPDDR5X-7467,DDR5-6400
DDR4-3200
Max Memory Size
128 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
119.5 GB/s
47.68 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
—
GPU Max Dynamic Frequency
2500 MHz
—
Execution Units
4
—
Max Resolution
7680 x 4320 @ 60Hz
—
Miscellaneous
PCIe Version
5.0
4.0
PCIe Lanes
12
16
Benchmark
Geekbench 6
2,706
1,743
Geekbench 6
10,277
8,625
Cinebench R23
—
1,340
Cinebench R23
—
13,812
Geekbench 5
—
1,333
Geekbench 5
—
9,479
Cinebench 2024
—
78
Cinebench 2024
—
731
Passmark CPU
—
2,695
Passmark CPU
—
23,418
▲ Specs Compare
Data sourced from official specifications and benchmark tests.