Intel Core i5 8600K vs Intel Core Ultra 5 338H
CPU Specs Compare
General Parameters
Release Date
Oct 2017
Jan 2026
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Coffee Lake
Panther Lake
Processor Number
i5-8600K
338H
Integrated Graphics
UHD Graphics 630
Arc B370
Generation
-
Intel Core Ultra Series 3
Package
Manufacturing Process
14 nm
3 nm
Socket
LGA-1151
Custom
Power Consumption
95 W
15-25 W
Peak Operating Temperature
100 °C
100 °C
Max Turbo Power Consumption
-
80 W
CPU Performance
Performance Cores
6
4
Performance Core Threads
6
4
Performance Core Base Frequency
3.6 GHz
1.9 GHz
Performance Core Turbo Frequency
4.3 GHz
4.7 GHz
Total Core Count
6
12
Total Thread Count
6
12
Bus Frequency
100 MHz
100 MHz
Multiplier
36x
19
L1 Cache
64 K per core
192 K per core
L2 Cache
256 K per core
2560 K per core
L3 Cache
9 MB shared
18 MB shared
Unlocked Multiplier
Yes
No
Efficiency Cores
-
8
Efficiency Core Threads
-
8
Efficiency Core Base Frequency
-
1.5 GHz
Efficiency Core Turbo Frequency
-
3.6 GHz
Memory Parameters
Memory Types
DDR4-2666
LPDDR5X-8533
Max Memory Size
128 GB
96 GB
Max Memory Channels
2
2
Max Memory Bandwidth
41.6 GB/s
153.6 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
350 MHz
800 MHz
GPU Max Dynamic Frequency
1150 MHz
2400 MHz
Shader Units
192
1024
Texture Units
24
64
Raster Operation Units
3
32
Execution Units
24
10
Power Consumption
15 W
45
Max Resolution
4096x2304 - 60 Hz
7680 x 4320 @ 60Hz
Miscellaneous
AI Accelerator
Theoretical performance
-
50 TOPS
📊 Benchmark
Cinebench R23
1,201
1,988
Cinebench R23
6,612
16,565
Geekbench 6
1,649
2,743
Geekbench 5
1,163
-
Geekbench 6
6,050
14,448
Geekbench 5
5,367
-
Passmark CPU
2,603
-
Passmark CPU
10,201
-
Cinebench 2024
-
123
Cinebench 2024
-
1,000