Intel Core i5 8279U vs Intel Core i7 14700HX
We compared two laptop CPUs: Intel Core i5 8279U with 4 cores 2.4GHz and Intel Core i7 14700HX with 20 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i5 8279U 's Advantages
Better graphics card performance
Higher base frequency (2.4GHz vs 2.1GHz)
Lower TDP (28W vs 55W)
Intel Core i7 14700HX 's Advantages
Released 4 years and 8 months late
Higher specification of memory (5600 vs 2400)
Larger memory bandwidth (89.6GB/s vs 37.5GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (33MB vs 6MB)
More modern manufacturing process (10nm vs 14nm)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i5 8279U
1085
Intel Core i7 14700HX
+91%
2079
Cinebench R23 Multi Core
Intel Core i5 8279U
4440
Intel Core i7 14700HX
+399%
22166
Geekbench 6 Single Core
Intel Core i5 8279U
1313
Intel Core i7 14700HX
+108%
2738
Geekbench 6 Multi Core
Intel Core i5 8279U
4465
Intel Core i7 14700HX
+255%
15894
Blender
Intel Core i5 8279U
59
Intel Core i7 14700HX
+488%
347
Passmark CPU Single Core
Intel Core i5 8279U
2365
Intel Core i7 14700HX
+52%
3605
Passmark CPU Multi Core
Intel Core i5 8279U
7732
Intel Core i7 14700HX
+373%
36643
General Parameters
May 2019
Release Date
Jan 2024
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Coffee Lake
Core Architecture
Raptor Lake Refresh
i5-8279U
Processor Number
i7-14700HX
BGA-1528
Socket
BGA-1964
Iris Plus Graphics 655
Integrated Graphics
UHD Graphics (32EU)
Package
14 nm
Manufacturing Process
10 nm
28 W
Power Consumption
45-55 W
-
Max Turbo Power Consumption
157 W
100 °C
Peak Operating Temperature
100°C
CPU Performance
4
Performance Cores
8
8
Performance Core Threads
16
2.4 GHz
Performance Core Base Frequency
2.1 GHz
4.1 GHz
Performance Core Turbo Frequency
5.5 GHz
-
Efficiency Cores
12
-
Efficiency Core Threads
12
-
Efficiency Core Base Frequency
1.5 GHz
-
Efficiency Core Turbo Frequency
3.9 GHz
4
Total Core Count
20
8
Total Thread Count
28
100 MHz
Bus Frequency
100 MHz
24x
Multiplier
21x
32 K per core
L1 Cache
80 K per core
256 K per core
L2 Cache
2 MB per core
6 MB shared
L3 Cache
33 MB shared
No
Unlocked Multiplier
Yes
Memory Parameters
DDR4-2400, LPDDR3-2133
Memory Types
DDR5-5600, DDR4-3200
32 GB
Max Memory Size
192 GB
2
Max Memory Channels
2
37.5 GB/s
Max Memory Bandwidth
89.6 GB/s
No
ECC Memory Support
Yes
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
300 MHz
1150 MHz
GPU Max Dynamic Frequency
1600 MHz
384
Shader Units
256
48
Texture Units
16
6
Raster Operation Units
8
48
Execution Units
32
15 W
Power Consumption
45 W
4096x2304 - 60 Hz
Max Resolution
-
0.81 TFLOPS
Graphics Performance
0.74 TFLOPS
Miscellaneous
3.0
PCIe Version
5.0
16
PCIe Lanes
20
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-
