Intel Core Ultra 7 255U vs Intel Core i7 7700
CPU · Specs Compare
General Parameters
Release Date
Jan 2025
Jan 2017
Manufacturer
Intel
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Kaby Lake
Processor Number
255U
i7-7700
Integrated Graphics
Arc Graphics (4-Cores)
HD Graphics 630
Package
Manufacturing Process
3 nm
14 nm
Socket
FCBGA-2049
LGA-1151
Power Consumption
12-15 W
65 W
Max Turbo Power Consumption
57 W
—
Peak Operating Temperature
110 °C
100 °C
CPU Performance
Performance Cores
2
4
Performance Core Threads
4
8
Performance Core Base Frequency
2.0 GHz
3.6 GHz
Performance Core Turbo Frequency
5.2 GHz
4.2 GHz
Efficiency Cores
10
—
Efficiency Core Threads
10
—
Efficiency Core Base Frequency
1.7 GHz
—
Efficiency Core Turbo Frequency
4.2 GHz
—
Total Core Count
12
4
Total Thread Count
14
8
Bus Frequency
100 MHz
100 MHz
Multiplier
20
36
L1 Cache
112 K per core
64 K per core
L2 Cache
2 MB per core
256 K per core
L3 Cache
12 MB shared
8 MB shared
Unlocked Multiplier
No
No
Memory Parameters
Memory Types
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
DDR4-2400,DDR3L-1600
Max Memory Size
128 GB
64 GB
Max Memory Channels
2
2
ECC Memory Support
No
No
Max Memory Bandwidth
—
35.76 GB/s
Graphics Card Parameters
Integrated Graphics
true
true
GPU Max Dynamic Frequency
2100 MHz
1150 MHz
GPU Base Frequency
—
350 MHz
Shader Units
—
192
Texture Units
—
24
Raster Operation Units
—
3
Execution Units
—
24
Power Consumption
—
15
Max Resolution
—
4096x2304 - 60 Hz
Miscellaneous
PCIe Version
4.0
3.0
PCIe Lanes
20
16
Extended Instruction Set
—
SSE4.1, SSE4.2, AVX-2
Benchmark
Cinebench R23
1,803
1,089
Cinebench R23
11,888
5,443
Geekbench 6
2,582
1,473
Geekbench 6
10,941
4,837
Cinebench 2024
101
—
Cinebench 2024
588
—
Geekbench 5
—
1,087
Geekbench 5
—
4,163
Blender
—
90
Passmark CPU
—
2,450
Passmark CPU
—
8,637
▲ Specs Compare
Data sourced from official specifications and benchmark tests.