AMD Ryzen Z1 Extreme vs Intel Core i7 1255U
CPU Specs Compare
General Parameters
Release Date
Apr 2024
Feb 2022
Manufacturer
Amd
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Phoenix)
Alder Lake
Integrated Graphics
Radeon 780M
Iris Xe Graphics (96EU)
Generation
Ryzen 7 (Zen 4 (Phoenix))
-
Processor Number
-
i7-1255U
Package
Transistor Count
25 billions
-
Manufacturing Process
4 nm
10 nm
Socket
FP8
BGA-1744
Power Consumption
9-30 W
12-15 W
Peak Operating Temperature
100°C
100°C
Foundry
TSMC
-
Die Size
178 mm²
-
Package
FP8
-
Max Turbo Power Consumption
-
55 W
CPU Performance
Performance Cores
8
2
Performance Core Threads
16
4
Performance Core Base Frequency
3.3 GHz
1.7 GHz
Performance Core Turbo Frequency
5.1 GHz
4.7 GHz
Total Core Count
8
10
Total Thread Count
16
12
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
17x
L1 Cache
64 K per core
80 K per core
L2 Cache
1 MB per core
1280 K per core
L3 Cache
16 MB shared
12 MB shared
Unlocked Multiplier
No
No
SMP
1
-
Efficiency Cores
-
8
Efficiency Core Threads
-
8
Efficiency Core Base Frequency
-
1.2 GHz
Efficiency Core Turbo Frequency
-
3.5 GHz
Memory Parameters
Memory Types
DDR5-5600,LPDDR5x-7500
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Max Memory Size
256 GB
64 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
76.8 GB/s
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
300 MHz
GPU Max Dynamic Frequency
2700 MHz
1250 MHz
Shader Units
768
768
Texture Units
48
48
Raster Operation Units
32
24
Execution Units
12
96
Power Consumption
15 W
15 W
📊 Benchmark
Cinebench R23
1,719
1,701
Cinebench R23
13,884
8,233
Geekbench 6
2,522
2,248
Geekbench 5
1,841
1,628
Geekbench 6
11,212
7,162
Geekbench 5
9,906
7,372
Blender
197
125
Passmark CPU
3,617
3,308
Passmark CPU
25,181
13,792