Intel Core i7 8665U vs Intel Core Ultra 5 235H
We compared two laptop CPUs: Intel Core i7 8665U with 4 cores 1.9GHz and Intel Core Ultra 5 235H with 14 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i7 8665U 's Advantages
Lower TDP (15W vs 28W)
Intel Core Ultra 5 235H 's Advantages
Released 5 years and 9 months late
Better graphics card performance
Higher specification of memory (8400 vs 2400)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (2.4GHz vs 1.9GHz)
Larger L3 cache size (18MB vs 8MB)
More modern manufacturing process (3nm vs 14nm)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 8665U
1244
Intel Core Ultra 5 235H
+60%
1999
Cinebench R23 Multi Core
Intel Core i7 8665U
3752
Intel Core Ultra 5 235H
+333%
16281
Geekbench 6 Single Core
Intel Core i7 8665U
1484
Intel Core Ultra 5 235H
+85%
2748
Geekbench 6 Multi Core
Intel Core i7 8665U
3939
Intel Core Ultra 5 235H
+250%
13788
Passmark CPU Single Core
Intel Core i7 8665U
2192
Intel Core Ultra 5 235H
+87%
4100
Passmark CPU Multi Core
Intel Core i7 8665U
6232
Intel Core Ultra 5 235H
+282%
23826
General Parameters
Apr 2019
Release Date
Jan 2025
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Whiskey Lake
Core Architecture
Arrow Lake
i7-8665U
Processor Number
235H
BGA-1528
Socket
FCBGA-2049
UHD Graphics 620
Integrated Graphics
Arc Graphics 140T
-
-
-
Package
-
-
-
14 nm
Manufacturing Process
3 nm
-
-
-
15 W
Power Consumption
20-28 W
-
Max Turbo Power Consumption
115 W
100 °C
Peak Operating Temperature
110 °C
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CPU Performance
4
Performance Cores
4
8
Performance Core Threads
4
1.9 GHz
Performance Core Base Frequency
2.4 GHz
4.8 GHz
Performance Core Turbo Frequency
5 GHz
-
Efficiency Cores
8
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
1.5 GHz
-
Efficiency Core Turbo Frequency
4.4 GHz
4
Total Core Count
14
8
Total Thread Count
14
-
Bus Frequency
100 MHz
19x
Multiplier
24
-
-
-
32 K per core
L1 Cache
112 K per core
256 K per core
L2 Cache
2 MB per core
8 MB shared
L3 Cache
18 MB shared
No
Unlocked Multiplier
No
-
-
-
-
-
-
-
-
-
-
-
-
-
Memory Parameters
DDR4-2400, LPDDR3-2133
Memory Types
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
64 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
37.5 GB/s
Max Memory Bandwidth
-
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
800 MHz
1150 MHz
GPU Max Dynamic Frequency
2250 MHz
192
Shader Units
1024
24
Texture Units
64
3
Raster Operation Units
32
24
Execution Units
8
15 W
Power Consumption
-
4096x2304 - 60 Hz
Max Resolution
-
0.38 TFLOPS
Graphics Performance
4.6 TFLOPS
AI Accelerator
-
-
-
-
-
-
Miscellaneous
3.0
PCIe Version
5.0
16
PCIe Lanes
28
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-
-
