Intel Core i7 8665U vs Intel Core Ultra 5 135U
We compared two laptop CPUs: Intel Core i7 8665U with 4 cores 1.9GHz and Intel Core Ultra 5 135U with 12 cores 1.6GHz . 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
Higher base frequency (1.9GHz vs 1.6GHz)
Lower TDP (15W vs 57W)
Intel Core Ultra 5 135U 's Advantages
Released 4 years and 8 months late
Better graphics card performance
Higher specification of memory (7467 vs 2400)
Larger memory bandwidth (120GB/s vs 37.5GB/s)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (7nm vs 14nm)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 8665U
1244
Intel Core Ultra 5 135U
+34%
1676
Cinebench R23 Multi Core
Intel Core i7 8665U
3752
Intel Core Ultra 5 135U
+130%
8654
Geekbench 6 Single Core
Intel Core i7 8665U
1484
Intel Core Ultra 5 135U
+42%
2111
Geekbench 6 Multi Core
Intel Core i7 8665U
3939
Intel Core Ultra 5 135U
+120%
8695
Blender
Intel Core i7 8665U
54
Intel Core Ultra 5 135U
+225%
176
Passmark CPU Single Core
Intel Core i7 8665U
2192
Intel Core Ultra 5 135U
+52%
3344
Passmark CPU Multi Core
Intel Core i7 8665U
6232
Intel Core Ultra 5 135U
+181%
17545
General Parameters
Apr 2019
Release Date
Dec 2023
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Whiskey Lake
Core Architecture
Meteor Lake
i7-8665U
Processor Number
135U
BGA-1528
Socket
FCBGA-2049
UHD Graphics 620
Integrated Graphics
Arc Graphics (4-Cores)
-
Generation
Ultra 5 (Meteor Lake)
Package
-
-
-
14 nm
Manufacturing Process
7 nm
-
-
-
15 W
Power Consumption
12-57 W
-
-
-
100 °C
Peak Operating Temperature
110°C
-
Foundry
Intel
-
-
-
-
-
-
-
-
-
-
-
-
CPU Performance
4
Performance Cores
2
8
Performance Core Threads
4
1.9 GHz
Performance Core Base Frequency
1.6 GHz
4.8 GHz
Performance Core Turbo Frequency
4.4 GHz
-
Efficiency Cores
10
-
Efficiency Core Threads
10
-
Efficiency Core Base Frequency
1.1 GHz
-
Efficiency Core Turbo Frequency
3.6 GHz
4
Total Core Count
12
8
Total Thread Count
14
-
Bus Frequency
100 MHz
19x
Multiplier
16x
-
-
-
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
12 MB shared
No
Unlocked Multiplier
No
-
-
-
-
-
SMP
1
-
-
-
-
-
-
Memory Parameters
DDR4-2400, LPDDR3-2133
Memory Types
LPDDR5-7467, LPDDR5x-7467, DDR5-5600
64 GB
Max Memory Size
96 GB
2
Max Memory Channels
2
37.5 GB/s
Max Memory Bandwidth
120 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
300 MHz
1150 MHz
GPU Max Dynamic Frequency
1900 MHz
192
Shader Units
512
24
Texture Units
32
3
Raster Operation Units
16
24
Execution Units
64
15 W
Power Consumption
14 W
4096x2304 - 60 Hz
Max Resolution
7680x4320 - 60 Hz
0.38 TFLOPS
Graphics Performance
1.95 TFLOPS
AI Accelerator
-
-
-
-
-
-
Miscellaneous
3.0
PCIe Version
4.0
16
PCIe Lanes
20
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-
-
