Intel Core i9 9940X vs Apple M4 Ultra
We compared two desktop CPUs: Intel Core i9 9940X with 14 cores 3.3GHz and Apple M4 Ultra with 32 cores 4.52GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Apple M4 Ultra 's Advantages
Released 6 years and 7 months late
Integrated graphics card
Higher specification of memory (8533 vs 2666)
Higher base frequency (4.52GHz vs 3.3GHz)
More modern manufacturing process (3nm vs 14nm)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 9940X
1228
Apple M4 Ultra
+79%
2200
Cinebench R23 Multi Core
Intel Core i9 9940X
15351
Apple M4 Ultra
+191%
44822
Geekbench 6 Single Core
Intel Core i9 9940X
1328
Apple M4 Ultra
+205%
4061
Geekbench 6 Multi Core
Intel Core i9 9940X
9787
Apple M4 Ultra
+236%
32898
General Parameters
Oct 2018
Release Date
May 2025
Intel
Manufacturer
Apple
Desktop
Type
Desktop
x86-64
Instruction Set
ARMv9
Skylake
Core Architecture
Apple M4
i9-9940X
Processor Number
-
LGA-2066
Socket
Apple M-Socket
N/A
Integrated Graphics
Apple M4 Ultra GPU (80-core)
Package
14 nm
Manufacturing Process
3 nm
165 W
Power Consumption
-
88 °C
Peak Operating Temperature
100 °C
CPU Performance
14
Performance Cores
24
28
Performance Core Threads
24
3.3 GHz
Performance Core Base Frequency
4.52 GHz
4.4 GHz
Performance Core Turbo Frequency
-
-
Efficiency Cores
8
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
2.89 GHz
14
Total Core Count
32
28
Total Thread Count
32
100 MHz
Bus Frequency
-
33x
Multiplier
45
64 K per core
L1 Cache
-
1 MB per core
L2 Cache
-
20 MB shared
L3 Cache
-
Yes
Unlocked Multiplier
No
Memory Parameters
DDR4-2666
Memory Types
LPDDR5X-8533
128 GB
Max Memory Size
192 GB
4
Max Memory Channels
8
85 GB/s
Max Memory Bandwidth
-
No
ECC Memory Support
No
Graphics Card Parameters
-
Integrated Graphics
true
-
GPU Base Frequency
500 MHz
-
GPU Max Dynamic Frequency
1800 MHz
-
Shader Units
10240
-
Texture Units
640
-
Raster Operation Units
320
-
Execution Units
1280
-
Power Consumption
120
-
Graphics Performance
36.9 TFLOPS
Miscellaneous
3.0
PCIe Version
-
44
PCIe Lanes
-
SSE4.1, SSE4.2, AVX-2, AVX-512
Extended Instruction Set
-
