Apple M2 Ultra (76-GPU) vs Intel Xeon W-2145

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CPU comparison with benchmarks


Apple M2 Ultra (76-GPU) CPU1 vs CPU2 Intel Xeon W-2145
Apple M2 Ultra (76-GPU) Intel Xeon W-2145

CPU comparison

In this CPU comparison, we compare the Apple M2 Ultra (76-GPU) and the Intel Xeon W-2145 and use benchmarks to check which processor is faster.

We compare the Apple M2 Ultra (76-GPU) 24 core processor released in Q2/2023 with the Intel Xeon W-2145 which has 8 CPU cores and was introduced in Q3/2017.
Apple M series (25) Family Intel Xeon W (83)
Apple M2 (8) CPU group Intel Xeon W-2100/3100 (15)
2 Generation 6
M2 Architecture Skylake W
Mobile Segment Desktop / Server
Apple M1 Ultra (64-GPU) Predecessor --
-- Successor Intel Xeon W-2245

CPU Cores and Base Frequency

The Apple M2 Ultra (76-GPU) is a 24 core processor with a clock frequency of 0.66 GHz (3.50 GHz). The processor can compute 24 threads at the same time. The Intel Xeon W-2145 clocks with 3.70 GHz (4.50 GHz), has 8 CPU cores and can calculate 16 threads in parallel.

Apple M2 Ultra (76-GPU) Characteristic Intel Xeon W-2145
24 Cores 8
24 Threads 16
hybrid (big.LITTLE) Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
0.66 GHz (3.50 GHz)
16x Avalanche
A-Core 3.70 GHz (4.50 GHz)
0.60 GHz (2.42 GHz)
8x Blizzard
B-Core --

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.

Apple M2 Ultra (76-GPU) Characteristic Intel Xeon W-2145
Apple Neural Engine AI hardware --
32 Neural cores @ 31.6 TOPS AI specifications --
-- 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.

Apple M2 Ultra (76 Core) GPU no iGPU
0.45 GHz GPU frequency --
1.40 GHz GPU (Turbo) --
2 GPU Generation --
5 nm Technology
8 Max. displays
1216 Compute units --
9728 Shader --
No Hardware Raytracing No
No Frame Generation No
192 GB Max. GPU Memory --
-- 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.

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

Memory & PCIe

Up to 192 GB of memory in a maximum of 8 memory channels is supported by the Apple M2 Ultra (76-GPU), while the Intel Xeon W-2145 supports a maximum of 512 GB of memory with a maximum memory bandwidth of 85.4 GB/s enabled.

Apple M2 Ultra (76-GPU) Characteristic Intel Xeon W-2145
LPDDR5-6400 Memory DDR4-2666
192 GB Max. Memory 512 GB
8 (Octa Channel) Memory channels 4 (Quad Channel)
819.1 GB/s Max. Bandwidth 85.4 GB/s
No ECC Yes
72.00 MB L2 Cache --
-- L3 Cache 11.00 MB
4.0 PCIe version 3.0
64 PCIe lanes 48
126.0 GB/s PCIe Bandwidth 47.3 GB/s

Thermal Management

The Apple M2 Ultra (76-GPU) has a TDP of 80 W. The TDP of the Intel Xeon W-2145 is 140 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Apple M2 Ultra (76-GPU) Characteristic Intel Xeon W-2145
80 W TDP (PL1 / PBP) 140 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. --

Technical details

The Apple M2 Ultra (76-GPU) has 72.00 MB cache and is manufactured in 5 nm. The cache of Intel Xeon W-2145 is at 11.00 MB. The processor is manufactured in 14 nm.

Apple M2 Ultra (76-GPU) Characteristic Intel Xeon W-2145
5 nm Technology 14 nm
Chiplet Chip design Monolithic
Armv8.5-A (64 bit) Instruction set (ISA) x86-64 (64 bit)
Rosetta 2 x86-Emulation ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
-- Socket LGA 2066
Apple Virtualization Framework Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
macOS, iPadOS Operating systems Windows 10, Linux
Q2/2023 Release date Q3/2017
-- Release price 1113 $
show more data show more data


Rate these processors

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:
Here you can rate the Intel Xeon W-2145 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (4 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Apple M2 Ultra (76-GPU) (100%)
Intel Xeon W-2145 (60%)
⌀ Multi core performance in 3 CPU benchmarks
Apple M2 Ultra (76-GPU) (100%)
Intel Xeon W-2145 (37%)

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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
1940 (100%)
Intel Xeon W-2145 Intel Xeon W-2145
8C 16T @ 4.50 GHz
1258 (65%)

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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
27860 (100%)
Intel Xeon W-2145 Intel Xeon W-2145
8C 16T @ 4.20 GHz
9524 (34%)

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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
2689 (100%)
Intel Xeon W-2145 Intel Xeon W-2145
8C 16T @ 4.50 GHz
1487 (55%)

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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
21450 (100%)
Intel Xeon W-2145 Intel Xeon W-2145
8C 16T @ 4.20 GHz
8564 (40%)

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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
48560 (100%)
Intel Xeon W-2145 Intel Xeon W-2145
8C 16T @ 4.20 GHz
18183 (37%)

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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
126 (100%)
Intel Xeon W-2145 Intel Xeon W-2145
8C 16T @ 4.50 GHz
0 (0%)

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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
1918 (100%)
Intel Xeon W-2145 Intel Xeon W-2145
8C 16T @ 4.50 GHz
0 (0%)

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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
1695 (100%)
Intel Xeon W-2145 Intel Xeon W-2145
8C 16T @ 4.50 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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
28570 (100%)
Intel Xeon W-2145 Intel Xeon W-2145
8C 16T @ 4.20 GHz
0 (0%)

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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
Apple M2 Ultra (76 Core) @ 1.40 GHz
26980 (100%)
Intel Xeon W-2145 Intel Xeon W-2145
@ 0.00 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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
0 (0%)
Intel Xeon W-2145 Intel Xeon W-2145
8C 16T @ 4.50 GHz
193 (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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 3.50 GHz
0 (0%)
Intel Xeon W-2145 Intel Xeon W-2145
8C 16T @ 4.20 GHz
1852 (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.
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
28,570 CB R23 MC @ 80 W
357 (100%)
Intel Xeon W-2145 Intel Xeon W-2145
3.70 GHz
0 (0%)

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).
Apple M2 Ultra (76-GPU) Apple M2 Ultra (76-GPU)
24C 24T @ 0.66 GHz
31.6 (100%)
Intel Xeon W-2145 Intel Xeon W-2145
8C 16T @ 3.70 GHz
0 (0%)

Devices using this processor

Apple M2 Ultra (76-GPU) Intel Xeon W-2145
Unknown Unknown

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