Apple M6 12 Cores
vs
AMD EPYC 9966
vs
CPU Comparison Result
Below are the results of a comparison of
Apple M6 12 Cores
and
AMD EPYC 9966
processors based on key performance characteristics, as well as power consumption and much more.
Advantages
- More Total Cores: 192 (12 vs 192)
- Higher Memory Type: DDR5 RDIMM MRDIMM (Unified memory vs DDR5 RDIMM MRDIMM)
Basic
Apple
Label Name
AMD
August 2026
Launch Date
-
Laptop
Platform
Server
Apple M6
CPU Name
-
Apple M6 12 Cores
Model Name
?
The Intel processor number is just one of several factors - along with processor brand, system configurations, and system-level benchmarks - to be considered when choosing the right processor for your computing needs.
EPYC 9966
TSMC N2
Foundry
-
M6
Generation
-
CPU Specifications
4.61 GHz
Performance-core Multi-Core Max Frequency
-
4.80 GHz
Super-core Max Frequency
-
12
Total Cores
?
Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).
192
12
Total Threads
?
Where applicable, Intel® Hyper-Threading Technology is only available on Performance-cores.
384
4
Performance-cores
-
6
Efficient-cores
-
2
Super-cores
-
-
Basic Frequency
2.9 GHz
-
Max Turbo Frequency
?
Max Turbo Frequency is the maximum single-core frequency at which the processor is capable of operating using Intel® Turbo Boost Technology and, if present, Intel® Turbo Boost Max Technology 3.0 and Intel® Thermal Velocity Boost. Frequency is typically measured in gigahertz (GHz), or billion cycles per second.
Up to 4 GHz
3.20 GHz
Efficient-core Max Turbo Frequency
?
Maximum E-core turbo frequency derived from Intel® Turbo Boost Technology.
-
-
L3 Cache
768 MB
2 nm
Technology
?
Lithography refers to the semiconductor technology used to manufacture an integrated circuit, and is reported in nanometer (nm), indicative of the size of features built on the semiconductor.
-
-
PCI Express Version
?
PCI Express Revision is the supported version of the PCI Express standard. Peripheral Component Interconnect Express (or PCIe) is a high-speed serial computer expansion bus standard for attaching hardware devices to a computer. The different PCI Express versions support different data rates.
PCIe® 6.0 x96
Memory Specifications
Unified memory
Memory Type
?
Intel® processors come in four different types: Single Channel, Dual Channel, Triple Channel, and Flex Mode. Maximum supported memory speed may be lower when populating multiple DIMMs per channel on products that support multiple memory channels.
DDR5 RDIMM MRDIMM
10667 MT/s
LPDDR5 Speed
-
32 GB
Max Memory Size
?
Max memory size refers to the maximum memory capacity supported by the processor.
-
-
Memory Channels
?
The number of memory channels refers to the bandwidth operation for real world application.
16
-
Bus Speed
8000 MT/s / 12800 MT/s
170 GB/s
Max Memory Bandwidth
?
Max Memory bandwidth is the maximum rate at which data can be read from or stored into a semiconductor memory by the processor (in GB/s).
-
GPU Specifications
DisplayPort 1.4 over Thunderbolt 4; HDMI
External Display Standard
-
Apple M6 12-core GPU
GPU Name
-
Supported
Hardware-accelerated ray tracing
-
Up to 8K at 60Hz or 5K at 120Hz or 4K at 240Hz
Max External Display Resolution
-
H.264, HEVC, ProRes, ProRes RAW, AV1
Video Decode
-
H.264, HEVC, ProRes, ProRes RAW
Video Encode
-
12
Graphics Core Count
-
Up to 8K at 60Hz or 5K at 120Hz or 4K at 240Hz
Max Resolution
-
3
Number of Displays Supported
-
Hardware-accelerated H.264, HEVC, ProRes and ProRes RAW; AV1 decode
Media Engine
-
1
Video Decode Engines
-
1
Video Encode Engines
-
1
ProRes Encode/Decode Engines
-
AI Specifications
Dual 16-core Neural Engine; Neural Accelerators in each GPU core
AI Engine
-
32
Neural Engine Core Count
-
Dual 16-core Neural Engine
NPU Name
-
Interfaces and Ports
Thunderbolt 4
Thunderbolt Support
-
Supported
USB4 Support
-
Miscellaneous
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