Intel Core i5 12400 vs Apple M3 Ultra
We compared two desktop CPUs: Intel Core i5 12400 with 6 cores 2.5GHz and Apple M3 Ultra with 32 cores 4.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i5 12400 's Advantages
Lower TDP (65W vs 140W)
Apple M3 Ultra 's Advantages
Released 3 years and 2 months late
Higher specification of memory (6400 vs 4800)
Larger memory bandwidth (819.2GB/s vs 76.8GB/s)
Higher base frequency (4.5GHz vs 2.5GHz)
More modern manufacturing process (3nm vs 10nm)
Score
Benchmark
Geekbench 6 Single Core
Intel Core i5 12400
2244
Apple M3 Ultra
+44%
3247
Geekbench 6 Multi Core
Intel Core i5 12400
9793
Apple M3 Ultra
+187%
28107
General Parameters
Jan 2022
Release Date
Mar 2025
Intel
Manufacturer
Apple
Desktop
Type
Desktop
x86-64
Instruction Set
ARMv8
Alder Lake
Core Architecture
Apple M3
i5-12400
Processor Number
-
LGA-1700
Socket
Apple M-Socket
UHD Graphics 730
Integrated Graphics
Apple M3 Ultra GPU (80-core)
Package
-
Transistor Count
184 billions
10 nm
Manufacturing Process
3 nm
65 W
Power Consumption
140 W
117 W
Max Turbo Power Consumption
-
100°C
Peak Operating Temperature
100 °C
CPU Performance
6
Performance Cores
24
12
Performance Core Threads
24
2.5 GHz
Performance Core Base Frequency
4.5 GHz
4.4 GHz
Performance Core Turbo Frequency
-
-
Efficiency Cores
8
-
Efficiency Core Threads
8
6
Total Core Count
32
12
Total Thread Count
32
100 MHz
Bus Frequency
-
25x
Multiplier
45
80 K per core
L1 Cache
-
1280 K per core
L2 Cache
-
18 MB shared
L3 Cache
-
No
Unlocked Multiplier
No
Memory Parameters
DDR5-4800, DDR4-3200
Memory Types
LPDDR5-6400
128 GB
Max Memory Size
512 GB
2
Max Memory Channels
8
76.8 GB/s
Max Memory Bandwidth
819.2 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
-
1450 MHz
GPU Max Dynamic Frequency
-
192
Shader Units
10240
48
Texture Units
640
24
Raster Operation Units
320
24
Execution Units
1280
15 W
Power Consumption
140
3840x2160 - 60 Hz
Max Resolution
-
0.35 TFLOPS
Graphics Performance
-
