Apple M3 Ultra vs Intel Core i3 8300
We compared two desktop CPUs: Apple M3 Ultra with 32 cores 4.5GHz and Intel Core i3 8300 with 4 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Apple M3 Ultra 's Advantages
Released 6 years and 11 months late
Higher specification of memory (6400 vs 2400)
Larger memory bandwidth (819.2GB/s vs 37.5GB/s)
Higher base frequency (4.5GHz vs 3.7GHz)
More modern manufacturing process (3nm vs 14nm)
Intel Core i3 8300 's Advantages
Lower TDP (62W vs 140W)
Score
Benchmark
Geekbench 6 Single Core
Apple M3 Ultra
+580%
3247
Intel Core i3 8300
477
Geekbench 6 Multi Core
Apple M3 Ultra
+3462%
28107
Intel Core i3 8300
789
General Parameters
Mar 2025
Release Date
Apr 2018
Apple
Manufacturer
Intel
Desktop
Type
Desktop
ARMv8
Instruction Set
x86-64
Apple M3
Core Architecture
Coffee Lake
-
Processor Number
i3-8300
Apple M-Socket
Socket
LGA-1151
Apple M3 Ultra GPU (80-core)
Integrated Graphics
UHD Graphics 630
Package
184 billions
Transistor Count
-
3 nm
Manufacturing Process
14 nm
140 W
Power Consumption
62 W
100 °C
Peak Operating Temperature
100 °C
CPU Performance
24
Performance Cores
4
24
Performance Core Threads
4
4.5 GHz
Performance Core Base Frequency
3.7 GHz
8
Efficiency Cores
-
8
Efficiency Core Threads
-
32
Total Core Count
4
32
Total Thread Count
4
45
Multiplier
-
-
L3 Cache
8 MB shared
No
Unlocked Multiplier
-
Memory Parameters
LPDDR5-6400
Memory Types
DDR4-2400
512 GB
Max Memory Size
64 GB
8
Max Memory Channels
2
819.2 GB/s
Max Memory Bandwidth
37.5 GB/s
No
ECC Memory Support
Yes
Graphics Card Parameters
true
Integrated Graphics
true
-
GPU Base Frequency
350 MHz
-
GPU Max Dynamic Frequency
1150 MHz
10240
Shader Units
192
640
Texture Units
24
320
Raster Operation Units
3
1280
Execution Units
24
140
Power Consumption
15 W
-
Max Resolution
4096x2304 - 60 Hz
-
Graphics Performance
0.38 TFLOPS
Miscellaneous
-
PCIe Version
3.0
-
PCIe Lanes
16
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
