Intel Core i7 1255U vs AMD Ryzen 9 5900HS
We compared two laptop CPUs: Intel Core i7 1255U with 10 cores 1.7GHz and AMD Ryzen 9 5900HS with 8 cores 3.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i7 1255U 's Advantages
Released 1 years and 1 months late
Higher specification of memory (5200 vs 4266)
Larger memory bandwidth (76.8GB/s vs 51.2GB/s)
Newer PCIe version (4.0 vs 3.0)
Lower TDP (15W vs 35W)
AMD Ryzen 9 5900HS 's Advantages
Higher base frequency (3.0GHz vs 1.7GHz)
Larger L3 cache size (16MB vs 12MB)
More modern manufacturing process (7nm vs 10nm)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 1255U
+15%
1701
AMD Ryzen 9 5900HS
1469
Cinebench R23 Multi Core
Intel Core i7 1255U
8233
AMD Ryzen 9 5900HS
+54%
12738
Geekbench 6 Single Core
Intel Core i7 1255U
+19%
2248
AMD Ryzen 9 5900HS
1877
Geekbench 6 Multi Core
Intel Core i7 1255U
7162
AMD Ryzen 9 5900HS
+1%
7243
Blender
Intel Core i7 1255U
125
AMD Ryzen 9 5900HS
+37%
172
Geekbench 5 Single Core
Intel Core i7 1255U
+9%
1628
AMD Ryzen 9 5900HS
1487
Geekbench 5 Multi Core
Intel Core i7 1255U
7372
AMD Ryzen 9 5900HS
7431
Passmark CPU Single Core
Intel Core i7 1255U
+4%
3308
AMD Ryzen 9 5900HS
3173
Passmark CPU Multi Core
Intel Core i7 1255U
13792
AMD Ryzen 9 5900HS
+59%
22036
General Parameters
Feb 2022
Release Date
Jan 2021
Intel
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Alder Lake
Core Architecture
Cezanne
i7-1255U
Processor Number
-
BGA-1744
Socket
FP6
Iris Xe Graphics (96EU)
Integrated Graphics
Radeon RX Vega 8
Package
10 nm
Manufacturing Process
7 nm
12-15 W
Power Consumption
35 W
55 W
Max Turbo Power Consumption
-
100°C
Peak Operating Temperature
105 °C
CPU Performance
2
Performance Cores
8
4
Performance Core Threads
16
1.7 GHz
Performance Core Base Frequency
3.0 GHz
4.7 GHz
Performance Core Turbo Frequency
4.6 GHz
8
Efficiency Cores
-
8
Efficiency Core Threads
-
1.2 GHz
Efficiency Core Base Frequency
-
3.5 GHz
Efficiency Core Turbo Frequency
-
10
Total Core Count
8
12
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
17x
Multiplier
30x
80 K per core
L1 Cache
64 K per core
1280 K per core
L2 Cache
512 K per core
12 MB shared
L3 Cache
16 MB shared
No
Unlocked Multiplier
No
Memory Parameters
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Memory Types
DDR4-3200, LPDDR4-4266
64 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
51.2 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
-
1250 MHz
GPU Max Dynamic Frequency
2100 MHz
768
Shader Units
512
48
Texture Units
32
24
Raster Operation Units
8
96
Execution Units
-
15 W
Power Consumption
15 W
1.69 TFLOPS
Graphics Performance
-
