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