Apple A14 Bionic | AMD Opteron X3421 | |
CPU comparisonApple A14 Bionic or AMD Opteron X3421 - 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 Apple A14 Bionic has 6 cores with 6 threads and clocks with a maximum frequency of 3.00 GHz. Up to 6 GB of memory is supported in 1 memory channels. The Apple A14 Bionic was released in Q3/2020. The AMD Opteron X3421 has 4 cores with 4 threads and clocks with a maximum frequency of 3.40 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD Opteron X3421 was released in Q2/2015. |
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Apple A series (22) | Family | AMD Opteron (4) |
Apple A14 (1) | CPU group | AMD Opteron X3000 (3) |
14 | Generation | 0 |
A14 (Firestorm/Icestorm) | Architecture | Toronto (Excavator) |
Mobile | Segment | Desktop / Server |
Apple A13 Bionic | Predecessor | -- |
Apple A15 Bionic (5-GPU) | Successor | -- |
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CPU Cores and Base FrequencyThe Apple A14 Bionic has 6 CPU cores and can calculate 6 threads in parallel. The clock frequency of the Apple A14 Bionic is 3.00 GHz while the AMD Opteron X3421 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the AMD Opteron X3421 is at 2.10 GHz (3.40 GHz). |
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Apple A14 Bionic | Characteristic | AMD Opteron X3421 |
6 | Cores | 4 |
6 | Threads | 4 |
hybrid (big.LITTLE) | Core architecture | normal |
No | Hyperthreading | No |
No | Overclocking ? | No |
3.00 GHz 2x Firestorm |
A-Core | 2.10 GHz (3.40 GHz) |
1.82 GHz 4x Icestorm |
B-Core | -- |
NPU AI performanceThe 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. |
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Apple A14 Bionic | Characteristic | AMD Opteron X3421 |
Apple Neural Engine | AI hardware | -- |
16 Neural cores @ 11 TOPS | AI specifications | -- |
-- | NPU + CPU + iGPU | -- |
Integrated graphics (iGPU)The Apple A14 Bionic or AMD Opteron X3421 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. |
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Apple A14 | GPU | AMD Radeon R7 - 512 (Toronto) |
1.46 GHz | GPU frequency | 0.80 GHz |
-- | GPU (Turbo) | -- |
11 | GPU Generation | 0 |
5 nm | Technology | |
3 | Max. displays | 3 |
16 | Compute units | 8 |
256 | Shader | 512 |
No | Hardware Raytracing | No |
No | Frame Generation | No |
6 GB | Max. GPU Memory | 2 GB |
-- | DirectX Version | 12 |
Hardware codec supportA 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. |
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Apple A14 | GPU | AMD Radeon R7 - 512 (Toronto) |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode |
Decode / Encode | Codec h265 / HEVC (10 bit) | No |
Decode / Encode | Codec h264 | Decode / Encode |
Decode / Encode | Codec VP9 | No |
Decode / Encode | Codec VP8 | No |
No | Codec AV1 | No |
Decode | Codec AVC | No |
Decode | Codec VC-1 | No |
Decode / Encode | Codec JPEG | Decode |
Memory & PCIeThe Apple A14 Bionic can use up to 6 GB of memory in 1 memory channels. The maximum memory bandwidth is 34.1 GB/s. The AMD Opteron X3421 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 38.4 GB/s. |
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Apple A14 Bionic | Characteristic | AMD Opteron X3421 |
LPDDR4X-4266 | Memory | DDR4-2400 |
6 GB | Max. Memory | |
1 (Single Channel) | Memory channels | 2 (Dual Channel) |
34.1 GB/s | Max. Bandwidth | 38.4 GB/s |
No | ECC | Yes |
12.00 MB | L2 Cache | 2.00 MB |
16.00 MB | L3 Cache | -- |
-- | PCIe version | 3.0 |
-- | PCIe lanes | 8 |
-- | PCIe Bandwidth | 7.9 GB/s |
Thermal ManagementThe thermal design power (TDP for short) of the Apple A14 Bionic is 7.25 W, while the AMD Opteron X3421 has a TDP of 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently. |
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Apple A14 Bionic | Characteristic | AMD Opteron X3421 |
7.25 W | TDP (PL1 / PBP) | 15 W |
-- | TDP (PL2) | -- |
-- | TDP up | 35 W |
-- | TDP down | 12 W |
-- | Tjunction max. | -- |
Technical detailsThe Apple A14 Bionic is manufactured in 5 nm and has 28.00 MB cache. The AMD Opteron X3421 is manufactured in 28 nm and has a 2.00 MB cache. |
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Apple A14 Bionic | Characteristic | AMD Opteron X3421 |
5 nm | Technology | 28 nm |
Chiplet | Chip design | Unknown |
Armv8-A (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
-- | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2 |
-- | Socket | FP4 |
None | Virtualization | AMD-V, AMD-Vt |
No | AES-NI | Yes |
iOS | Operating systems | Windows 10, Linux |
Q3/2020 | Release date | Q2/2015 |
-- | Release price | -- |
show more data | show more data | |
Apple A14 Bionic
Apple A14 @ 1.46 GHz |
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AMD Opteron X3421
AMD Radeon R7 - 512 (Toronto) @ 0.80 GHz |
Apple A14 Bionic
6C 6T @ 3.00 GHz |
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AMD Opteron X3421
4C 4T @ 3.40 GHz |
Apple A14 Bionic
6C 6T @ 3.00 GHz |
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AMD Opteron X3421
4C 4T @ 2.10 GHz |
Apple A14 Bionic
6C 6T @ 3.00 GHz |
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AMD Opteron X3421
4C 4T @ 3.40 GHz |
Apple A14 Bionic
6C 6T @ 3.00 GHz |
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AMD Opteron X3421
4C 4T @ 2.10 GHz |
Apple A14 Bionic
6C 6T @ 3.00 GHz |
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AMD Opteron X3421
4C 4T @ 2.10 GHz |
Apple A14 Bionic
6C 6T @ 3.00 GHz |
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AMD Opteron X3421
4C 4T @ 2.10 GHz |
Apple A14 Bionic
6C 6T @ 3.00 GHz |
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AMD Opteron X3421
4C 4T @ 2.10 GHz |
Apple A14 Bionic
6C 6T @ 3.00 GHz |
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AMD Opteron X3421
4C 4T @ 2.10 GHz |
Devices using this processor |
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Apple A14 Bionic | AMD Opteron X3421 |
Apple iPhone 12 mini Apple iPhone 12 Apple iPhone 12 Pro Apple iPhone 12 Pro Max Apple iPad Air (4. Gen) |
Unknown |