Intel Core i7 7700T vs Intel Core i7 8557U
CPU Specs Compare
General Parameters
Release Date
Jan 2017
Jul 2019
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Kaby Lake
Coffee Lake
Processor Number
i7-7700T
i7-8557U
Integrated Graphics
HD Graphics 630
Iris Plus Graphics 645
Package
Manufacturing Process
14 nm
14 nm
Socket
LGA-1151
BGA-1528
Power Consumption
35 W
15 W
Peak Operating Temperature
80 °C
100 °C
CPU Performance
Performance Cores
4
4
Performance Core Threads
8
8
Performance Core Base Frequency
2.9 GHz
1.7 GHz
Performance Core Turbo Frequency
3.8 GHz
4.5 GHz
Total Core Count
4
4
Total Thread Count
8
8
Bus Frequency
100 MHz
-
Multiplier
29x
17x
L1 Cache
64 K per core
32 K per core
L2 Cache
256 K per core
256 K per core
L3 Cache
8 MB shared
8 MB shared
Unlocked Multiplier
-
No
Memory Parameters
Memory Types
DDR4-2400, DDR3L-1600
DDR4-2400, LPDDR3-2133
Max Memory Size
64 GB
32 GB
Max Memory Channels
2
2
Max Memory Bandwidth
38.4 GB/s
37.5 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
350 MHz
300 MHz
GPU Max Dynamic Frequency
1150 MHz
1150 MHz
Shader Units
192
384
Texture Units
24
48
Raster Operation Units
3
6
Execution Units
24
48
Power Consumption
15 W
15 W
Max Resolution
4096x2304 - 60 Hz
4096x2304 - 60 Hz
Miscellaneous
📊 Benchmark
Cinebench R23
1,116
-
Cinebench R23
5,605
-
Geekbench 6
1,066
-
Geekbench 5
977
-
Geekbench 6
3,226
-
Geekbench 5
3,611
-
Blender
63
-
Passmark CPU
2,139
-
Passmark CPU
7,511
-