Intel Core i9-12900 vs Apple A8X

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CPU comparison with benchmarks


Intel Core i9-12900 CPU1 vs CPU2 Apple A8X
Intel Core i9-12900 Apple A8X

CPU comparison

Intel Core i9-12900 or Apple A8X - 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 Core i9-12900 has 16 cores with 24 threads and clocks with a maximum frequency of 5.10 GHz. Up to 128 GB of memory is supported in 2 memory channels. The Intel Core i9-12900 was released in Q1/2022.

The Apple A8X has 3 cores with 3 threads and clocks with a maximum frequency of 1.50 GHz. The CPU supports up to 2 GB of memory in 1 memory channels. The Apple A8X was released in Q3/2014.
Intel Core i9 (78) Family Apple A series (22)
Intel Core i 12000 (34) CPU group Apple A8/A8X (2)
12 Generation 8
Alder Lake S Architecture A8
Desktop / Server Segment Mobile
Intel Core i9-11900 Predecessor Apple A6X
Intel Core i9-13900 Successor Apple A9X

CPU Cores and Base Frequency

The Intel Core i9-12900 has 16 CPU cores and can calculate 24 threads in parallel. The clock frequency of the Intel Core i9-12900 is 2.40 GHz (5.10 GHz) while the Apple A8X has 3 CPU cores and 3 threads can calculate simultaneously. The clock frequency of the Apple A8X is at 1.50 GHz.

Intel Core i9-12900 Characteristic Apple A8X
16 Cores 3
24 Threads 3
hybrid (big.LITTLE) Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.40 GHz (5.10 GHz)
8x Golden Cove
A-Core 1.50 GHz
3x Typhoon
1.80 GHz (3.80 GHz)
8x Gracemont
B-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 Core i9-12900 Characteristic Apple A8X
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Core i9-12900 or Apple A8X 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.

Intel UHD Graphics 770 GPU Apple A8X
0.30 GHz GPU frequency 0.45 GHz
1.55 GHz GPU (Turbo) --
11 GPU Generation 5
10 nm Technology 20 nm
3 Max. displays 1
32 Compute units 32
256 Shader 256
No Hardware Raytracing No
No Frame Generation No
64 GB Max. GPU Memory 2 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 UHD Graphics 770 GPU Apple A8X
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
Decode Codec AV1 No
Decode / Encode Codec AVC Decode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i9-12900 can use up to 128 GB of memory in 2 memory channels. The maximum memory bandwidth is 76.8 GB/s. The Apple A8X supports up to 2 GB of memory in 1 memory channels and achieves a memory bandwidth of up to 12.8 GB/s.

Intel Core i9-12900 Characteristic Apple A8X
DDR5-4800, DDR4-3200 Memory LPDDR3-1600
128 GB Max. Memory 2 GB
2 (Dual Channel) Memory channels 1 (Single Channel)
76.8 GB/s Max. Bandwidth 12.8 GB/s
Yes ECC No
14.00 MB L2 Cache 2.00 MB
30.00 MB L3 Cache 4.00 MB
5.0 PCIe version --
20 PCIe lanes --
78.8 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Core i9-12900 is 65 W, while the Apple A8X has a TDP of 8 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i9-12900 Characteristic Apple A8X
65 W TDP (PL1 / PBP) 8 W
202 W TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. --

Technical details

The Intel Core i9-12900 is manufactured in 10 nm and has 44.00 MB cache. The Apple A8X is manufactured in 20 nm and has a 6.00 MB cache.

Intel Core i9-12900 Characteristic Apple A8X
10 nm Technology 20 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2, AVX2, AVX2+ ISA extensions --
LGA 1700 Socket --
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems iOS
Q1/2022 Release date Q3/2014
489 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i9-12900 to help other visitors make their purchasing decisions. The average rating is 1.5 stars (2 ratings). Rate now:
Here you can rate the Apple A8X to help other visitors make their purchasing decisions. The average rating is 5.0 stars (3 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i9-12900 (100%)
Apple A8X (18%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core i9-12900 (100%)
Apple A8X (6%)

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 Core i9-12900 Intel Core i9-12900
16C 24T @ 5.10 GHz
1968 (100%)
Apple A8X Apple A8X
3C 3T @ 1.50 GHz
386 (20%)

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 Core i9-12900 Intel Core i9-12900
16C 24T @ 4.20 GHz
15712 (100%)
Apple A8X Apple A8X
3C 3T @ 1.50 GHz
1075 (7%)

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 Core i9-12900 Intel Core i9-12900
16C 24T @ 5.10 GHz
2637 (100%)
Apple A8X Apple A8X
3C 3T @ 1.50 GHz
427 (16%)

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 Core i9-12900 Intel Core i9-12900
16C 24T @ 4.20 GHz
15367 (100%)
Apple A8X Apple A8X
3C 3T @ 1.50 GHz
959 (6%)

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 Core i9-12900 Intel Core i9-12900
Intel UHD Graphics 770 @ 1.55 GHz
794 (100%)
Apple A8X Apple A8X
Apple A8X @ 0.45 GHz
230 (29%)

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 Core i9-12900 Intel Core i9-12900
16C 24T @ 4.20 GHz
36739 (100%)
Apple A8X Apple A8X
3C 3T @ 1.50 GHz
2356 (6%)

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 Core i9-12900 Intel Core i9-12900
16C 24T @ 5.10 GHz
1988 (100%)
Apple A8X Apple A8X
3C 3T @ 1.50 GHz
0 (0%)

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 Core i9-12900 Intel Core i9-12900
16C 24T @ 4.20 GHz
26455 (100%)
Apple A8X Apple A8X
3C 3T @ 1.50 GHz
0 (0%)

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 Core i9-12900 Intel Core i9-12900
16C 24T @ 5.10 GHz
764 (100%)
Apple A8X Apple A8X
3C 3T @ 1.50 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 Core i9-12900 Intel Core i9-12900
16C 24T @ 4.20 GHz
10097 (100%)
Apple A8X Apple A8X
3C 3T @ 1.50 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 Core i9-12900 Intel Core i9-12900
16C 24T @ 5.10 GHz
287 (100%)
Apple A8X Apple A8X
3C 3T @ 1.50 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 Core i9-12900 Intel Core i9-12900
16C 24T @ 4.20 GHz
3911 (100%)
Apple A8X Apple A8X
3C 3T @ 1.50 GHz
0 (0%)

Devices using this processor

Intel Core i9-12900 Apple A8X
Unknown Apple iPad Air 2

News and articles for the Intel Core i9-12900 and the Apple A8X


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