Apple M4 Ultra vs AMD Ryzen Embedded 7945
We compared two desktop CPUs: Apple M4 Ultra with 32 cores 4.52GHz and AMD Ryzen Embedded 7945 with 12 cores 3.7GHz . 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 1 years and 6 months late
Integrated graphics card
Higher specification of memory (8533 vs 5200)
Higher base frequency (4.52GHz vs 3.7GHz)
More modern manufacturing process (3nm vs 5nm)
Score
General Parameters
May 2025
Release Date
Nov 2023
Apple
Manufacturer
AMD
Desktop
Type
Desktop
ARMv9
Instruction Set
-
Apple M4
Core Architecture
Raphael
Apple M-Socket
Socket
AMD Socket AM5
Apple M4 Ultra GPU (80-core)
Integrated Graphics
Radeon Graphics
-
Generation
Ryzen Embedded (Zen 4 (Raphael))
Package
-
Transistor Count
13.14 billions
3 nm
Manufacturing Process
5 nm
-
Power Consumption
65 W
100 °C
Peak Operating Temperature
95°C
-
Foundry
TSMC
-
Die Size
2x71 mm²
-
I/O Process Size
6 nm
-
I/O Die Size
122 mm²
CPU Performance
24
Performance Cores
-
24
Performance Core Threads
-
4.52 GHz
Performance Core Base Frequency
3.7 GHz
-
Performance Core Turbo Frequency
5.4 GHz
8
Efficiency Cores
-
8
Efficiency Core Threads
-
2.89 GHz
Efficiency Core Base Frequency
-
32
Total Core Count
12
32
Total Thread Count
24
-
Bus Frequency
100 MHz
45
Multiplier
37.0
-
L1 Cache
64 KB per core
-
L2 Cache
1 MB per core
-
L3 Cache
64 MB shared
No
Unlocked Multiplier
No
-
SMP
1
Memory Parameters
LPDDR5X-8533
Memory Types
DDR5-5200
192 GB
Max Memory Size
-
8
Max Memory Channels
2
No
ECC Memory Support
Yes
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
5
-
PCIe Lanes
24
