Apple M1 Ultra (48-GPU) vs Apple M1 Ultra (64-GPU)

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CPU comparison with benchmarks

-VS-

CPU lineage

Apple M1 Ultra (48-GPU) or Apple M1 Ultra (48-GPU) – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Apple M1 Ultra (48-GPU) features 20 processor cores and has the capability to manage 20 threads concurrently.
It was released in Q1/2022 and belongs to the 1 generation of the Apple M series series.
The Apple M1 Ultra (64-GPU) features 20 processor cores and has the capability to manage 20 threads concurrently.
Apple M1 Group Apple M1
1 Generation 1
Apple M1 Ultra (48-GPU) Name Apple M1 Ultra (64-GPU)
Mobile Segment Mobile
Apple M series Family Apple M series
 
 

CPU Cores and Base Frequency

The Apple M1 Ultra (48-GPU) has 20 CPU cores and can calculate 20 threads in parallel.
The clock frequency of the A-Core is 3.2 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
Processors with hybrid (big.LITTLE) architecture strike a balance between performance and power efficiency, making them ideal for mobile devices.
The Apple M1 Ultra (64-GPU) has 20 CPU cores and can calculate 20 threads in parallel.
2.06 GHz B-Core Frequency 2.06 GHz
hybrid (big.LITTLE) Core architecture hybrid (big.LITTLE)
16x Firestorm Cores A 16x Firestorm
20 CPU Cores 20
No Overclocking No
No Hyperthreading No
3.2 GHz A-Core Frequency 3.2 GHz
4x Icestorm Cores B 4x Icestorm
20 Threads 20
 
 

Internal Graphics

The Apple M1 Ultra (48-GPU) has integrated graphics, called iGPU for short.
Specifically, the Apple M1 Ultra (48-GPU) uses the Apple M1 Ultra (48 Core), which has 6144 texture shaders
and 768 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Apple M1 Ultra (64-GPU) has integrated graphics, called iGPU for short.
Specifically, the Apple M1 Ultra (64-GPU) uses the Apple M1 Ultra (64 Core), which has 8192 texture shaders
and 1024 execution units.
-- GPU (Turbo) --
5 nm Technology 5 nm
-- Direct X --
64.0 GB Max. GPU Memory 64.0 GB
768 Execution units 1024
Q1/2022 Release date Q1/2022
Apple M1 Ultra (48 Core) GPU name Apple M1 Ultra (64 Core)
6144 Shaders 8192
1.3 GHz GPU frequency 1.3 GHz
1 Generation 1
-- Max. displays --
 
 

Artificial Intelligence and Machine Learning

32 Neural cores @ 22 TOPS AI specifications 32 Neural cores @ 22 TOPS
Apple Neural Engine AI hardware Apple Neural Engine
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode / Encode VP9 Decode / Encode
Decode VP8 Decode
Decode VC-1 Decode
Decode / Encode JPEG Decode / Encode
Decode / Encode h264 Decode / Encode
Decode / Encode h265 / HEVC (10 bit) Decode / Encode
Decode AVC Decode
No AV1 No
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 128.0 GB distributed across 8 memory channels. It offers a peak memory bandwidth of 819.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
LPDDR5-6400 Memory type LPDDR5-6400
819.2 GB/s Bandwidth 819.2 GB/s
Yes AES-NI Yes
No ECC No
pci PCIe pci
128.0 GB Max. Memory 128.0 GB
8 Memory channels 8
 
 

Thermal Management

The processor has a thermal design power (TDP) of 60 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
120 W TDP up 120 W
60 W TDP (PL1 / PBP) 60 W
-- Tjunction max --
 
 

Technical details

The Apple M1 Ultra (48-GPU) is manufactured using a 5 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Apple M1 Ultra (64-GPU) is manufactured using a 5 nm process.
Apple Virtualization Framework Virtualization Apple Virtualization Framework
5 nm Technology 5 nm
ARMv8-A64 (64 bit) Instruction set (ISA) ARMv8-A64 (64 bit)
Rosetta 2 x86-Emulation ISA extensions Rosetta 2 x86-Emulation
-- Part Number --
Chiplet Chip design Chiplet
Q1/2022 Release date Q1/2022
-- Release price --
52.0 MB L2-Cache 52.0 MB
Technical data sheet Documents Technical data sheet
0 bytes L3-Cache 0 bytes
Socket
macOS Operating systems macOS
M1 Architecture M1