Apple M3 Max 14-Core vs i5-8257U

Primary details

Comparing Core i5-8257U and M3 Max 14-Core processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1281	226
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i5	Apple M3
Power efficiency	29.65	27.89
Architecture codename	Coffee Lake-U (2018−2019)	no data
Release date	10 July 2019 (5 years ago)	30 October 2023 (1 year ago)

Detailed specifications

Core i5-8257U and M3 Max 14-Core basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	14 (Tetradeca-Core)
Threads	8	14
Base clock speed	1.4 GHz	2.748 GHz
Boost clock speed	3.9 GHz	4.06 GHz
Bus rate	4 GT/s	no data
L1 cache	256 KB	no data
L2 cache	1 MB	no data
L3 cache	6 MB	no data
Chip lithography	14 nm	3 nm
Maximum core temperature	100 °C	no data
Number of transistors	no data	92000 Million
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Core i5-8257U and M3 Max 14-Core compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	no data
Socket	FCBGA1528	no data
Power consumption (TDP)	15 Watt	78 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8257U and M3 Max 14-Core. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	-
AVX	+	-
Enhanced SpeedStep (EIST)	+	no data
eDRAM	128 MB	no data
Speed Shift	+	no data
My WiFi	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data

Security technologies

Core i5-8257U and M3 Max 14-Core technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
Secure Key	+	no data
MPX	+	-
Identity Protection	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-8257U and M3 Max 14-Core are enumerated here.

AMD-V	+	-
VT-d	+	no data
VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-8257U and M3 Max 14-Core. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	no data
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	37.5 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel Iris Plus Graphics 645	Apple M3 Max 30-Core GPU
Max video memory	32 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.05 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-8257U and M3 Max 14-Core integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Core i5-8257U and M3 Max 14-Core integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@30Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data

Graphics API support

APIs supported by Core i5-8257U and M3 Max 14-Core integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-8257U and M3 Max 14-Core.

PCIe version	3.0	no data
PCI Express lanes	16	no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

---

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

---

Pros & cons summary

---

Performance score	4.70	22.99
Recency	10 July 2019	30 October 2023
Physical cores	4	14
Threads	8	14
Chip lithography	14 nm	3 nm
Power consumption (TDP)	15 Watt	78 Watt

---

Should you still have questions on choice between Core i5-8257U and Apple M3 Max 14-Core, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---