Intel Atom x5-Z8350 vs Apple M2 Ultra (76-GPU)

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CPU comparison with benchmarks


Intel Atom x5-Z8350 CPU1 vs CPU2 Apple M2 Ultra (76-GPU)
Intel Atom x5-Z8350 Apple M2 Ultra (76-GPU)

CPU comparison

In this CPU comparison, we compare the Intel Atom x5-Z8350 and the Apple M2 Ultra (76-GPU) and use benchmarks to check which processor is faster.

We compare the Intel Atom x5-Z8350 4 core processor released in Q1/2016 with the Apple M2 Ultra (76-GPU) which has 24 CPU cores and was introduced in Q2/2023.
Intel Atom (108) Family Apple M series (25)
Intel Atom x3/x5/x7 (9) CPU group Apple M2 (8)
5 Generation 2
Cherry Trail Architecture M2
Mobile Segment Mobile
-- Predecessor Apple M1 Ultra (64-GPU)
-- Successor --

CPU Cores and Base Frequency

The Intel Atom x5-Z8350 is a 4 core processor with a clock frequency of 1.44 GHz (1.92 GHz). The processor can compute 4 threads at the same time. The Apple M2 Ultra (76-GPU) clocks with 0.66 GHz (3.50 GHz), has 24 CPU cores and can calculate 24 threads in parallel.

Intel Atom x5-Z8350 Characteristic Apple M2 Ultra (76-GPU)
4 Cores 24
4 Threads 24
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading No
No Overclocking ? No
1.44 GHz (1.92 GHz) A-Core 0.66 GHz (3.50 GHz)
16x Avalanche
-- B-Core 0.60 GHz (2.42 GHz)
8x Blizzard

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Atom x5-Z8350 Characteristic Apple M2 Ultra (76-GPU)
-- AI hardware Apple Neural Engine
-- AI specifications 32 Neural cores @ 31.6 TOPS
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

Intel HD Graphics 400 GPU Apple M2 Ultra (76 Core)
0.20 GHz GPU frequency 0.45 GHz
0.50 GHz GPU (Turbo) 1.40 GHz
8 GPU Generation 2
14 nm Technology 5 nm
3 Max. displays 8
12 Compute units 1216
96 Shader 9728
No Hardware Raytracing No
No Frame Generation No
8 GB Max. GPU Memory 192 GB
12 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.

Intel HD Graphics 400 GPU Apple M2 Ultra (76 Core)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
Decode Codec VP8 Decode
No Codec AV1 No
Decode / Encode Codec AVC Decode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode / Encode

Memory & PCIe

Up to 2 GB of memory in a maximum of 1 memory channels is supported by the Intel Atom x5-Z8350, while the Apple M2 Ultra (76-GPU) supports a maximum of 192 GB of memory with a maximum memory bandwidth of 819.1 GB/s enabled.

Intel Atom x5-Z8350 Characteristic Apple M2 Ultra (76-GPU)
DDR3L-1600 Memory LPDDR5-6400
2 GB Max. Memory 192 GB
1 (Single Channel) Memory channels 8 (Octa Channel)
12.8 GB/s Max. Bandwidth 819.1 GB/s
No ECC No
-- L2 Cache 72.00 MB
2.00 MB L3 Cache --
2.0 PCIe version 4.0
1 PCIe lanes 64
0.5 GB/s PCIe Bandwidth 126.0 GB/s

Thermal Management

The Intel Atom x5-Z8350 has a TDP of 2 W. The TDP of the Apple M2 Ultra (76-GPU) is 80 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Atom x5-Z8350 Characteristic Apple M2 Ultra (76-GPU)
2 W TDP (PL1 / PBP) 80 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The Intel Atom x5-Z8350 has 2.00 MB cache and is manufactured in 14 nm. The cache of Apple M2 Ultra (76-GPU) is at 72.00 MB. The processor is manufactured in 5 nm.

Intel Atom x5-Z8350 Characteristic Apple M2 Ultra (76-GPU)
14 nm Technology 5 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8.5-A (64 bit)
SSE4.1, SSE4.2 ISA extensions Rosetta 2 x86-Emulation
BGA 592 Socket --
VT-x, VT-x EPT Virtualization Apple Virtualization Framework
Yes AES-NI Yes
Operating systems macOS, iPadOS
Q1/2016 Release date Q2/2023
18 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Atom x5-Z8350 to help other visitors make their purchasing decisions. The average rating is 1.8 stars (6 ratings). Rate now:
Here you can rate the Apple M2 Ultra (76-GPU) to help other visitors make their purchasing decisions. The average rating is 4.9 stars (132 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks
Intel Atom x5-Z8350 (8%)
Apple M2 Ultra (76-GPU) (100%)
⌀ Multi core performance in 4 CPU benchmarks
Intel Atom x5-Z8350 (2%)
Apple M2 Ultra (76-GPU) (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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
126 (7%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
1695 (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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
440 (2%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
28570 (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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
202 (10%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
1940 (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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
645 (2%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
27860 (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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
152 (6%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
2689 (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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
424 (2%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
21450 (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 Atom x5-Z8350 Intel Atom x5-Z8350
Intel HD Graphics 400 @ 0.50 GHz
105 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
Apple M2 Ultra (76 Core) @ 1.40 GHz
26980 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
906 (2%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
48560 (100%)

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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
126 (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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
1918 (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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
47 (100%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
0 (0%)

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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
165 (100%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.44 GHz
241 (100%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 0.66 GHz
0 (0%)

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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
32 (100%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
0 (0%)

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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.92 GHz
116 (100%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
0 (0%)

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 Atom x5-Z8350 Intel Atom x5-Z8350
1.44 GHz
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
28,570 CB R23 MC @ 80 W
357 (100%)

AI performance (NPU)

The performance values of the processor's AI unit. The isolated NPU performance is given here, the total AI performance (NPU+CPU+iGPU) can be higher.

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 Atom x5-Z8350 Intel Atom x5-Z8350
4C 4T @ 1.44 GHz
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 0.66 GHz
31.6 (100%)

Devices using this processor

Intel Atom x5-Z8350 Apple M2 Ultra (76-GPU)
Unknown Unknown

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