Home Comparison Intel Core i7 12800HX vs Intel Core i7 8665U

Intel Core i7 12800HX vs Intel Core i7 8665U

Intel Core i7 12800HX
VS
Intel Core i7 8665U
Intel Core i7 12800HX
Intel Core i7 8665U
We compared two laptop CPUs: Intel Core i7 12800HX with 16 cores 2.0GHz and Intel Core i7 8665U with 4 cores 1.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 12800HX 's Advantages
Released 3 years and 1 months late
Better graphics card performance
Higher specification of memory (4800 vs 2400)
Larger memory bandwidth (76.8GB/s vs 37.5GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (2.0GHz vs 1.9GHz)
Larger L3 cache size (25MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)
Intel Core i7 8665U 's Advantages
Lower TDP (15W vs 55W)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i7 12800HX +43%
1784
Intel Core i7 8665U
1244
Cinebench R23 Multi Core
Intel Core i7 12800HX +430%
19921
Intel Core i7 8665U
3752
Geekbench 6 Single Core
Intel Core i7 12800HX +60%
2380
Intel Core i7 8665U
1484
Geekbench 6 Multi Core
Intel Core i7 12800HX +239%
13378
Intel Core i7 8665U
3939
Blender
Intel Core i7 12800HX +212%
169
Intel Core i7 8665U
54
Geekbench 5 Single Core
Intel Core i7 12800HX +66%
1757
Intel Core i7 8665U
1056
Geekbench 5 Multi Core
Intel Core i7 12800HX +361%
14104
Intel Core i7 8665U
3056
Passmark CPU Single Core
Intel Core i7 12800HX +76%
3859
Intel Core i7 8665U
2192
Passmark CPU Multi Core
Intel Core i7 12800HX +438%
33577
Intel Core i7 8665U
6232
Intel Core i7 12800HX
VS
Intel Core i7 8665U

General Parameters

May 2022
Release Date
Apr 2019
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Alder Lake-HX
Core Architecture
Whiskey Lake
i7-12800HX
Processor Number
i7-8665U
BGA-1744
Socket
BGA-1528
UHD Graphics (32EU)
Integrated Graphics
UHD Graphics 620

Package

10 nm
Manufacturing Process
14 nm
45-55 W
Power Consumption
15 W
100 °C
Peak Operating Temperature
100 °C

CPU Performance

8
Performance Cores
4
-
Performance Core Threads
8
2.0 GHz
Performance Core Base Frequency
1.9 GHz
4.8 GHz
Performance Core Turbo Frequency
4.8 GHz
8
Efficiency Cores
-
16
Total Core Count
4
24
Total Thread Count
8
100 MHz
Bus Frequency
-
20x
Multiplier
19x
80 K per core
L1 Cache
32 K per core
1280 K per core
L2 Cache
256 K per core
25 MB shared
L3 Cache
8 MB shared
Yes
Unlocked Multiplier
No

Memory Parameters

DDR5-4800, DDR4-3200
Memory Types
DDR4-2400, LPDDR3-2133
128 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
37.5 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
300 MHz
GPU Base Frequency
300 MHz
1450 MHz
GPU Max Dynamic Frequency
1150 MHz
256
Shader Units
192
16
Texture Units
24
8
Raster Operation Units
3
32
Execution Units
24
45 W
Power Consumption
15 W
-
Max Resolution
4096x2304 - 60 Hz
0.74 TFLOPS
Graphics Performance
0.38 TFLOPS

Miscellaneous

Intel Core i7 12800HX
Official Website
Intel Core i7 8665U
5.0
PCIe Version
3.0
20
PCIe Lanes
16
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2

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