AMD Ryzen 9 7940HX vs Apple M2 Ultra (76-GPU)

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Note: The information shown below is based on a pre-sample. Technical details or benchmark results may be different in the final version of this processor.

CPU comparison with benchmarks


AMD Ryzen 9 7940HX CPU1 vs CPU2 Apple M2 Ultra (76-GPU)
AMD Ryzen 9 7940HX Apple M2 Ultra (76-GPU)

CPU comparison

In this CPU comparison, we compare the AMD Ryzen 9 7940HX and the Apple M2 Ultra (76-GPU) and use benchmarks to check which processor is faster.

We compare the AMD Ryzen 9 7940HX 16 core processor released in Q1/2023 with the Apple M2 Ultra (76-GPU) which has 24 CPU cores and was introduced in Q2/2023.
AMD Ryzen 9 (35) Family Apple M series (25)
AMD Ryzen 7045 (6) CPU group Apple M2 (8)
6 Generation 2
Dragon Range (Zen 4) Architecture M2
Mobile Segment Mobile
-- Predecessor Apple M1 Ultra (64-GPU)
-- Successor --

CPU Cores and Base Frequency

The AMD Ryzen 9 7940HX is a 16 core processor with a clock frequency of 2.30 GHz (5.20 GHz). The processor can compute 32 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.

AMD Ryzen 9 7940HX Characteristic Apple M2 Ultra (76-GPU)
16 Cores 24
32 Threads 24
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading No
Yes Overclocking ? No
2.30 GHz (5.20 GHz)
16x Zen 4
A-Core 0.66 GHz (3.50 GHz)
16x Avalanche
-- B-Core 0.60 GHz (2.42 GHz)
8x Blizzard

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.

AMD Ryzen 9 7940HX Characteristic Apple M2 Ultra (76-GPU)
-- AI hardware Apple Neural Engine
-- AI specifications 32 Neural cores @ 31.6 TOPS

Internal Graphics

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.

AMD Radeon 610M GPU Apple M2 Ultra (76 Core)
0.40 GHz GPU frequency 0.45 GHz
2.20 GHz GPU (Turbo) 1.40 GHz
9 GPU Generation 2
6 nm Technology 5 nm
3 Max. displays 8
2 Compute units 1216
128 Shader 9728
Yes 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.

AMD Radeon 610M GPU Apple M2 Ultra (76 Core)
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 Decode / Encode
Decode / Encode Codec VP8 Decode
Decode Codec AV1 No
Decode / Encode Codec AVC Decode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

Up to 128 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen 9 7940HX, 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.

AMD Ryzen 9 7940HX Characteristic Apple M2 Ultra (76-GPU)
DDR5-5200 Memory LPDDR5-6400
128 GB Max. Memory 192 GB
2 (Dual Channel) Memory channels 8 (Octa Channel)
83.2 GB/s Max. Bandwidth 819.1 GB/s
Yes ECC No
16.00 MB L2 Cache 72.00 MB
64.00 MB L3 Cache --
5.0 PCIe version 4.0
28 PCIe lanes 64
110.3 GB/s PCIe Bandwidth 126.0 GB/s

Thermal Management

The AMD Ryzen 9 7940HX has a TDP of 55 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.

AMD Ryzen 9 7940HX Characteristic Apple M2 Ultra (76-GPU)
55 W TDP (PL1 / PBP) 80 W
-- TDP (PL2) --
75 W TDP up --
-- TDP down --
100 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen 9 7940HX has 80.00 MB cache and is manufactured in 5 nm. The cache of Apple M2 Ultra (76-GPU) is at 72.00 MB. The processor is manufactured in 5 nm.

AMD Ryzen 9 7940HX Characteristic Apple M2 Ultra (76-GPU)
5 nm Technology 5 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8.5-A (64 bit)
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 ISA extensions Rosetta 2 x86-Emulation
FL1 Socket --
AMD-V, SVM Virtualization Apple Virtualization Framework
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems macOS, iPadOS
Q1/2023 Release date Q2/2023
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 9 7940HX to help other visitors make their purchasing decisions. The average rating is 4.9 stars (7 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 (130 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Ryzen 9 7940HX (100%)
Apple M2 Ultra (76-GPU) (96%)
⌀ Multi core performance in 2 CPU benchmarks
AMD Ryzen 9 7940HX (87%)
Apple M2 Ultra (76-GPU) (93%)

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.
AMD Ryzen 9 7940HX AMD Ryzen 9 7940HX
16C 32T @ 5.20 GHzNot verified
1864 (100%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
1695 (91%)

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.
AMD Ryzen 9 7940HX AMD Ryzen 9 7940HX
16C 32T @ 2.30 GHzNot verified
33370 (100%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
28570 (86%)

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.
AMD Ryzen 9 7940HX AMD Ryzen 9 7940HX
16C 32T @ 5.20 GHzNot verified
2691 (100%)
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.
AMD Ryzen 9 7940HX AMD Ryzen 9 7940HX
16C 32T @ 2.30 GHzNot verified
15792 (74%)
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.
AMD Ryzen 9 7940HX AMD Ryzen 9 7940HX
AMD Radeon 610M @ 2.20 GHzNot verified
443 (2%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
Apple M2 Ultra (76 Core) @ 1.40 GHz
26980 (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.
AMD Ryzen 9 7940HX AMD Ryzen 9 7940HX
16C 32T @ 5.20 GHzNot verified
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.
AMD Ryzen 9 7940HX AMD Ryzen 9 7940HX
16C 32T @ 5.20 GHzNot verified
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
1918 (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.
AMD Ryzen 9 7940HX AMD Ryzen 9 7940HX
16C 32T @ 5.20 GHzNot verified
0 (0%)
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.
AMD Ryzen 9 7940HX AMD Ryzen 9 7940HX
16C 32T @ 2.30 GHzNot verified
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
27860 (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.
AMD Ryzen 9 7940HX AMD Ryzen 9 7940HX
16C 32T @ 2.30 GHzNot verified
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
48560 (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.
AMD Ryzen 9 7940HX AMD Ryzen 9 7940HX
2.30 GHz Not verified
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
28,570 CB R23 MC @ 80 W
357 (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).
AMD Ryzen 9 7940HX AMD Ryzen 9 7940HX
16C 32T @ 2.30 GHzNot verified
0 (0%)
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 0.66 GHz
31.6 (100%)

Devices using this processor

AMD Ryzen 9 7940HX Apple M2 Ultra (76-GPU)
Unknown Unknown

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