Intel Xeon Platinum 8458P vs Apple M3 Max (16-CPU 40-GPU)

Last updated:

CPU comparison with benchmarks


Intel Xeon Platinum 8458P CPU1 vs CPU2 Apple M3 Max (16-CPU 40-GPU)
Intel Xeon Platinum 8458P Apple M3 Max (16-CPU 40-GPU)

CPU comparison

Intel Xeon Platinum 8458P or Apple M3 Max (16-CPU 40-GPU) - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Xeon Platinum 8458P has 44 cores with 88 threads and clocks with a maximum frequency of 3.80 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The Intel Xeon Platinum 8458P was released in Q1/2023.

The Apple M3 Max (16-CPU 40-GPU) has 16 cores with 16 threads and clocks with a maximum frequency of 4.06 GHz. The CPU supports up to 128 GB of memory in 4 memory channels. The Apple M3 Max (16-CPU 40-GPU) was released in Q4/2023.
Intel Xeon Platinum (89) Family Apple M series (25)
Intel Xeon Platinum 8400 (18) CPU group Apple M3 (6)
4 Generation 3
Sapphire Rapids Architecture M3
Desktop / Server Segment Mobile
-- Predecessor Apple M2 Max (30-GPU)
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Platinum 8458P has 44 CPU cores and can calculate 88 threads in parallel. The clock frequency of the Intel Xeon Platinum 8458P is 2.70 GHz (3.80 GHz) while the Apple M3 Max (16-CPU 40-GPU) has 16 CPU cores and 16 threads can calculate simultaneously. The clock frequency of the Apple M3 Max (16-CPU 40-GPU) is at 0.70 GHz (4.06 GHz).
Intel Xeon Platinum 8458P Characteristic Apple M3 Max (16-CPU 40-GPU)
44 Cores 16
88 Threads 16
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading No
No Overclocking ? No
2.70 GHz (3.80 GHz) A-Core 0.70 GHz (4.06 GHz)
12x P-Core
-- B-Core 0.74 GHz (2.75 GHz)
4x E-Core

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.
Intel Xeon Platinum 8458P Characteristic Apple M3 Max (16-CPU 40-GPU)
-- AI hardware Apple Neural Engine
-- AI specifications 16 Neural cores @ 35 TOPS

Internal Graphics

The Intel Xeon Platinum 8458P or Apple M3 Max (16-CPU 40-GPU) has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
no iGPU GPU Apple M3 Max (40 Core)
GPU frequency 0.39 GHz
-- GPU (Turbo) 1.40 GHz
-- GPU Generation --
Technology 3 nm
Max. displays 5
-- Compute units 640
-- Shader 5120
No Hardware Raytracing Yes
No Frame Generation No
-- Max. GPU Memory 128 GB
-- DirectX Version --

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.
no iGPU GPU Apple M3 Max (40 Core)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode
No Codec AV1 Decode
No Codec AVC Decode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Xeon Platinum 8458P can use up to 4096 GB of memory in 8 memory channels. The maximum memory bandwidth is 307.2 GB/s. The Apple M3 Max (16-CPU 40-GPU) supports up to 128 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 409.6 GB/s.
Intel Xeon Platinum 8458P Characteristic Apple M3 Max (16-CPU 40-GPU)
DDR5-4400, DDR5-4800 Memory LPDDR5-6400
4096 GB Max. Memory 128 GB
8 (Octa Channel) Memory channels 4 (Quad Channel)
307.2 GB/s Max. Bandwidth 409.6 GB/s
Yes ECC No
-- L2 Cache 36.00 MB
82.50 MB L3 Cache --
5.0 PCIe version 4.0
80 PCIe lanes --
315.0 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon Platinum 8458P is 350 W, while the Apple M3 Max (16-CPU 40-GPU) has a TDP of 57 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.
Intel Xeon Platinum 8458P Characteristic Apple M3 Max (16-CPU 40-GPU)
350 W TDP (PL1 / PBP) 57 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The Intel Xeon Platinum 8458P is manufactured in 10 nm and has 82.50 MB cache. The Apple M3 Max (16-CPU 40-GPU) is manufactured in 3 nm and has a 36.00 MB cache.
Intel Xeon Platinum 8458P Characteristic Apple M3 Max (16-CPU 40-GPU)
10 nm Technology 3 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions Rosetta 2 x86-Emulation
LGA 4677 Socket --
VT-x, VT-x EPT, VT-d Virtualization Apple Virtualization Framework
Yes AES-NI Yes
Windows, Linux Operating systems macOS, iPadOS
Q1/2023 Release date Q4/2023
6759 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Xeon Platinum 8458P to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the Apple M3 Max (16-CPU 40-GPU) to help other visitors make their purchasing decisions. The average rating is 5.0 stars (539 ratings). Rate now:


Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 4.06 GHz
141 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 4.06 GHz
1607 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 4.06 GHz
1968 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 3.60 GHz
24028 (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 4.06 GHz
2150 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 3.60 GHz
22736 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 4.06 GHz
3125 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 3.60 GHz
21045 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 4.06 GHz
496 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 3.60 GHz
6311 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
@ 0.00 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
Apple M3 Max (40 Core) @ 1.40 GHz
14200 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 3.80 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 4.06 GHz
266 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 3.60 GHz
3375 (100%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
2.70 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
24,028 CB R23 MC @ 57 W
422 (100%)

Performance for Artificial Intelligence (AI) and Machine Learning (ML)

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
Intel Xeon Platinum 8458P Intel Xeon Platinum 8458P
44C 88T @ 2.70 GHz
0 (0%)
Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (16-CPU 40-GPU)
16C 16T @ 0.70 GHz
35 (100%)

Devices using this processor
Intel Xeon Platinum 8458P Apple M3 Max (16-CPU 40-GPU)
Unknown Apple MacBook Pro 14 (2023)
Apple MacBook Pro 16 (2023)

Popular comparisons containing this CPUs

1. Apple M3 Max (16-CPU 40-GPU)Intel Core i9-13900K Apple M3 Max (16-CPU 40-GPU) vs Intel Core i9-13900K
2. Apple M3 Max (16-CPU 40-GPU)Intel Core i9-13980HX Apple M3 Max (16-CPU 40-GPU) vs Intel Core i9-13980HX
3. Apple M3 Max (14-CPU 30-GPU)Apple M3 Max (16-CPU 40-GPU) Apple M3 Max (14-CPU 30-GPU) vs Apple M3 Max (16-CPU 40-GPU)
4. Apple M3 Max (16-CPU 40-GPU)Intel Core i9-14900K Apple M3 Max (16-CPU 40-GPU) vs Intel Core i9-14900K
5. Apple M1 Max (32-GPU)Apple M3 Max (16-CPU 40-GPU) Apple M1 Max (32-GPU) vs Apple M3 Max (16-CPU 40-GPU)
6. AMD Ryzen 9 7945HXApple M3 Max (16-CPU 40-GPU) AMD Ryzen 9 7945HX vs Apple M3 Max (16-CPU 40-GPU)
7. Apple M2 Ultra (60-GPU)Apple M3 Max (16-CPU 40-GPU) Apple M2 Ultra (60-GPU) vs Apple M3 Max (16-CPU 40-GPU)
8. Apple M3 Max (16-CPU 40-GPU)Intel Core i9-13900H Apple M3 Max (16-CPU 40-GPU) vs Intel Core i9-13900H
9. Apple M3 Max (16-CPU 40-GPU)Apple M2 Ultra (76-GPU) Apple M3 Max (16-CPU 40-GPU) vs Apple M2 Ultra (76-GPU)
10. Apple M3 Max (16-CPU 40-GPU)Qualcomm Snapdragon X Elite (X1E-84-100) Apple M3 Max (16-CPU 40-GPU) vs Qualcomm Snapdragon X Elite (X1E-84-100)


back to index