Intel Core i5-12400 vs Apple M3 Ultra (28C60G) Full Specs

Summary

6 Cores 12 Threads 2.5GHz	28 Cores(20P+8E) 28 Threads(20P+8E) 4.05GHz
TDP 65W	TDP 300W
Bandwidth 76.8GB/s DDR5·DDR4	Bandwidth 819.2GB/s LPDDR5
iGPU UHD 730 1450MHz	iGPU 60-Core M3 Ultra
Peak·FP32·FP16 1.11 TFLOPSFP16	Peak·FP32·FP16 21.2 TFLOPSFP16
Socket LGA 1700	Socket -

Highlights

Geekbench 6 Single

Geekbench 6 Single Geekbench 6 Multi Max Bandwidth iGPU Peak iGPU FP32 iGPU FP16 NPU TOPS TDP

Core i5-124002,206

x1

M3 Ultra (28C60G)3,213

x1.46

Show Top Score

Core Config

6 Cores 6P -	28 Cores 20P 8E
12 Threads 12P -	28 Threads 20P 8E

Clocks

Base Clock 2.5GHz	Base Clock 4.05GHz
Boost Clock 4.4GHz	Boost Clock -
Overclocking Locked	Overclocking Locked

Cache

L1i 32KB P -	L1i 192KB P 128KB E
L1d 48KB P -	L1d 128KB P 64KB E
L2 1.25MB P - -	L2 64MB P shared 4MB E shared
L3 18MB	L3 -
SLC Cache -	SLC Cache 96MB

Memory

Type DDR5·DDR4	Type LPDDR5
Max Memory 128GB	Max Memory 128GB
ECC No	ECC No
Channels 2	Channels 8
Bus Width 128-bit	Bus Width 1024-bit
Speed 4800MT/s	Speed 6400MT/s
Bandwidth 76.8GB/s	Bandwidth 819.2GB/s
Bandwidth Calculator Channels Transfer Rate4800MT/s UC·Spec·OC 76.8GB/s	Bandwidth Calculator Channels Transfer Rate6400MT/s UC·Spec·OC 819.2GB/s

Power & Thermals

TDP 65W	TDP 300W
Peak Power 117W	Peak Power -
Max Operating Temp 100°C Max	Max Operating Temp 100°C Max
Included Cooler 1	Included Cooler -

Chipset Bus

Bus Type DMI	Bus Type -
Bus Config 8 lanes	Bus Config -
Bus Speed 16GT/s	Bus Speed -
Bus Bandwidth 16GB/s	Bus Bandwidth -

Expansion

PCIe PCIe 5.0 x16 63GB/sBandwidth	PCIe PCIe 4.0 x32 63GB/sBandwidth
PCIe Secondary PCIe 4.0 x4 7.9GB/sBandwidth	-

iGPU

iGPU UHD 730 1450MHz	iGPU 60-Core M3 Ultra
Shaders 192	Shaders 7680
Boost Clock 1.45GHz	Boost Clock 1.38GHz
Peak·FP32·FP16 1.11 TFLOPSFP16	Peak·FP32·FP16 21.2 TFLOPSFP16

NPU

NPU Model GNA 3.0	NPU Model H15 Erebus
NPU Cores -	NPU Cores 32
NPU Clock -	NPU Clock 2.36GHz
Performance -	Performance 36 TOPSFP16

Chip

Manufacturer Intel	Manufacturer Apple
ISA x86-64	ISA AArch64
Architecture Alder Lake	Architecture Apple Silicon 13ARMv8.6-A
Family Core 12th Gen	Family M Series
Branding	Branding
Codename Alder Lake-S Alder Lake-6PVariant Golden CoveP-Core -	Codename Palma-D M3 UltraVariant EverestP-Core Sawtooth E-Core
Market Segment Desktop	Market Segment Workstation
Release Date Jan 18, 2022	Release Date Mar 5, 2025

Fabrication

Foundry Intel	Foundry TSMC
Fabrication Node Intel 7	Fabrication Node N3B
Die Size 158mm²	Die Size 954mm²
Transistor Count 11.4B	Transistor Count 184B
Transistor Density 72 MTr/mm²	Transistor Density 193 MTr/mm²

Images