Apple M5 Max (18C40G) vs Apple M3 Max (16C40G) Full Specs

Summary

18 Cores(6P+12M) 18 Threads(6P+12M) 4.61GHz	16 Cores(12P+4E) 16 Threads(12P+4E) 4.05GHz
TDP 140W	TDP 140W
Bandwidth 614.4GB/s LPDDR5X	Bandwidth 409.6GB/s LPDDR5
iGPU 40-Core M5 Max	iGPU 40-Core M3 Max
Peak·FP32·FP16 132.7 TOPSINT8 Tensor	Peak·FP32·FP16 14.13 TFLOPSFP16

Core Config

18 Cores 6P 12M -	16 Cores 12P - 4E
18 Threads 6P 12M -	16 Threads 12P - 4E

Clocks

Base Clock 4.61GHz	Base Clock 4.05GHz
Overclocking Locked	Overclocking Locked

Cache

L1i 192KB P 192KB M -	L1i 192KB P - 128KB E
L1d 128KB P 128KB M -	L1d 128KB P - 64KB E
L2 1MB P 16MB P shared 16MB M shared -	L2 32MB P shared - 4MB E shared
SLC Cache 48MB	SLC Cache 48MB

Memory

Type LPDDR5X	Type LPDDR5
Max Memory 128GB	Max Memory 128GB
ECC No	ECC No
Channels 4	Channels 4
Bus Width 512-bit	Bus Width 512-bit
Speed 9600MT/s	Speed 6400MT/s
Bandwidth 614.4GB/s	Bandwidth 409.6GB/s
Bandwidth Calculator Channels Transfer Rate9600MT/s UC·Spec·OC 614.4GB/s	Bandwidth Calculator Channels Transfer Rate6400MT/s UC·Spec·OC 409.6GB/s

Power & Thermals

TDP 140W	TDP 140W
Max Operating Temp 100°C Max	Max Operating Temp 100°C Max

Expansion

PCIe PCIe 4.0 x16 31.5GB/sBandwidth

PCIe PCIe 4.0 x16 31.5GB/sBandwidth

iGPU

iGPU 40-Core M5 Max	iGPU 40-Core M3 Max
Shaders 5120	Shaders 5120
Boost Clock 1.62GHz	Boost Clock 1.38GHz
Peak·FP32·FP16 132.7 TOPSINT8 Tensor	Peak·FP32·FP16 14.13 TFLOPSFP16

NPU

NPU Model H17 Hyperion	NPU Model H15 Erebus
NPU Cores 16	NPU Cores 16
NPU Clock 2.45GHz	NPU Clock 2.36GHz
Performance 38 TOPSINT8	Performance 18 TOPSFP16

Chip

Manufacturer Apple	Manufacturer Apple
ISA AArch64	ISA AArch64
Architecture Apple Silicon 15ARMv9.2-A	Architecture Apple Silicon 13ARMv8.6-A
Family M Series	Family M Series
Branding	Branding
Codename Sotra-S M5 MaxVariant AS15PP-Core AS15MM-Core -	Codename Palma-M M3 MaxVariant EverestP-Core - Sawtooth E-Core
Market Segment Desktop	Market Segment Desktop
Release Date Mar 3, 2026	Release Date Oct 30, 2023

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N3P	Fabrication Node N3B
Die Size -	Die Size 477mm²
Transistor Count -	Transistor Count 92 Billion
Transistor Density -	Transistor Density 193 MTr/mm²

Images

Used In

Laptops MacBook Pro 14(M5 Max, Early 2026)MacBook Pro 16(M5 Max, Early 2026)

Laptops MacBook Pro 14(M3 Max, Late 2023)MacBook Pro 16(M3 Max, Late 2023)

Competitors

AppleM5 Max (18C40G) vs CPU AppleM4 Max (16C40G) AppleM5 Max (18C40G) vs CPU AppleM4 Max (14C32G) AppleM5 Max (18C40G) vs AppleM3 Max (16C40G) Show 12 more

AppleM3 Max (16C40G) vs CPU AppleM4 Max (14C32G) AppleM3 Max (16C40G) vs CPU AppleM4 Max (16C40G) AppleM3 Max (16C40G) vs CPU AppleM5 Max (18C32G) Show 12 more