Intel Core i5 8257U vs Intel Core i7 8705G
We compared two laptop CPUs: Intel Core i5 8257U with 4 cores 1.4GHz and Intel Core i7 8705G with 4 cores 3.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i5 8257U 's Advantages
Released 1 years and 6 months late
Integrated graphics card
Intel Core i7 8705G 's Advantages
Higher specification of memory (2400 vs 2400)
Higher base frequency (3.1GHz vs 1.4GHz)
Larger L3 cache size (8MB vs 6MB)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i5 8257U
996
Intel Core i7 8705G
+12%
1116
Cinebench R23 Multi Core
Intel Core i5 8257U
4031
Intel Core i7 8705G
+21%
4907
Geekbench 6 Single Core
Intel Core i5 8257U
+9%
1210
Intel Core i7 8705G
1106
Geekbench 6 Multi Core
Intel Core i5 8257U
+26%
3922
Intel Core i7 8705G
3101
Geekbench 5 Single Core
Intel Core i5 8257U
916
Intel Core i7 8705G
+11%
1020
Geekbench 5 Multi Core
Intel Core i5 8257U
3820
Intel Core i7 8705G
3854
Passmark CPU Single Core
Intel Core i5 8257U
+2%
2302
Intel Core i7 8705G
2256
Passmark CPU Multi Core
Intel Core i5 8257U
7609
Intel Core i7 8705G
+1%
7755
General Parameters
Jul 2019
Release Date
Jan 2018
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Coffee Lake
Core Architecture
Kaby Lake G
i5-8257U
Processor Number
i7-8705G
BGA-1528
Socket
BGA-2270
Iris Plus Graphics 645
Integrated Graphics
-
Package
14 nm
Manufacturing Process
14 nm
15 W
Power Consumption
0 W
100 °C
Peak Operating Temperature
100 °C
CPU Performance
4
Performance Cores
4
8
Performance Core Threads
8
1.4 GHz
Performance Core Base Frequency
3.1 GHz
3.9 GHz
Performance Core Turbo Frequency
4.1 GHz
4
Total Core Count
4
8
Total Thread Count
8
-
Bus Frequency
100 MHz
14x
Multiplier
31x
32 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
6 MB shared
L3 Cache
8 MB shared
No
Unlocked Multiplier
No
Memory Parameters
DDR4-2400, LPDDR3-2133
Memory Types
DDR4-2400
32 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
37.5 GB/s
Max Memory Bandwidth
37.5 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
-
300 MHz
GPU Base Frequency
-
1050 MHz
GPU Max Dynamic Frequency
-
384
Shader Units
-
48
Texture Units
-
6
Raster Operation Units
-
48
Execution Units
-
15 W
Power Consumption
-
4096x2304 - 60 Hz
Max Resolution
-
0.81 TFLOPS
Graphics Performance
-
Miscellaneous
3.0
PCIe Version
3.0
16
PCIe Lanes
8
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
