Apple M4 Ultra vs AMD Ryzen 9 7945HX
CPU · Specs Compare
General Parameters
Release Date
May 2025
Jan 2023
Manufacturer
Apple
AMD
Type
Desktop
Laptop
Instruction Set
ARMv9
x86-64
Core Architecture
Apple M4
Zen 4 (Dragon Range)
Integrated Graphics
Apple M4 Ultra GPU (80-core)
Radeon 610M
Package
Manufacturing Process
3 nm
5 nm
Socket
Apple M-Socket
FL1
Peak Operating Temperature
100 °C
100°C
Transistor Count
—
13.1 billions
Power Consumption
—
55-75 W
CPU Performance
Performance Cores
24
16
Performance Core Threads
24
32
Performance Core Base Frequency
4.52 GHz
2.5 GHz
Efficiency Cores
8
—
Efficiency Core Threads
8
—
Efficiency Core Base Frequency
2.89 GHz
—
Total Core Count
32
16
Total Thread Count
32
32
Multiplier
45
25x
Unlocked Multiplier
No
Yes
Performance Core Turbo Frequency
—
5.4 GHz
Bus Frequency
—
100 MHz
L1 Cache
—
64 K per core
L2 Cache
—
1 MB per core
L3 Cache
—
64 MB shared
Memory Parameters
Memory Types
LPDDR5X-8533
DDR5-5200
Max Memory Size
192 GB
64 GB
Max Memory Channels
8
2
ECC Memory Support
No
No
Max Memory Bandwidth
—
83.2 GB/s
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
500 MHz
1500 MHz
GPU Max Dynamic Frequency
1800 MHz
2200 MHz
Shader Units
10240
128
Texture Units
640
8
Raster Operation Units
320
4
Execution Units
1280
2
Power Consumption
120
15 W
Miscellaneous
PCIe Version
—
5.0
PCIe Lanes
—
28
Benchmark
Geekbench 6
4,061
2,906
Geekbench 6
32,898
19,413
Cinebench R23
—
1,950
Cinebench R23
—
33,542
Geekbench 5
—
2,095
Geekbench 5
—
19,488
Cinebench 2024
—
114
Cinebench 2024
—
1,669
Blender
—
544
Passmark CPU
—
4,076
Passmark CPU
—
55,213
▲ Specs Compare
Data sourced from official specifications and benchmark tests.