Apple A9X vs AMD RX-421BD
Comparative analysis of Apple A9X and AMD RX-421BD processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics API support, Compatibility, Peripherals, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).
Differences
Reasons to consider the Apple A9X
- CPU is newer: launch date 10 month(s) later
- A newer manufacturing process allows for a more powerful, yet cooler running processor: 16 nm vs 28 nm
- Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
Launch date | 7 Sep 2016 vs 21 October 2015 |
Manufacturing process technology | 16 nm vs 28 nm |
L2 cache | 3 MB (shared) vs 2 MB |
Reasons to consider the AMD RX-421BD
- 2 more cores, run more applications at once: 4 vs 2
- 2 more threads: 4 vs 2
- Around 150342% higher clock speed: 3400 MHz vs 2.26 GHz
- 2560x more L1 cache, more data can be stored in the L1 cache for quick access later
Number of cores | 4 vs 2 |
Number of threads | 4 vs 2 |
Maximum frequency | 3400 MHz vs 2.26 GHz |
L1 cache | 320 KB vs 64 KB instruction + 64 KB data (per core) |
Compare benchmarks
CPU 1: Apple A9X
CPU 2: AMD RX-421BD
Name | Apple A9X | AMD RX-421BD |
---|---|---|
PassMark - Single thread mark | 1510 | |
PassMark - CPU mark | 2517 | |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 3.817 | |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 10.518 | |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.189 | |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 0.608 | |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 4.623 | |
GFXBench 4.0 - Car Chase Offscreen (Frames) | 8 | |
GFXBench 4.0 - Manhattan (Frames) | 1942 | |
GFXBench 4.0 - T-Rex (Frames) | 7025 | |
GFXBench 4.0 - Car Chase Offscreen (Fps) | 8 | |
GFXBench 4.0 - Manhattan (Fps) | 1942 | |
GFXBench 4.0 - T-Rex (Fps) | 7025 |
Compare specifications (specs)
Apple A9X | AMD RX-421BD | |
---|---|---|
Essentials |
||
Architecture codename | Twister | Merlin Falcon |
Launch date | 7 Sep 2016 | 21 October 2015 |
OS Support | iOS 9.1, iOS 15.7.5, iPadOS 16.4.1, tvOS 16.2 | |
Place in performance rating | 1697 | 1721 |
Processor Number | APL1W24 | RX-421BD |
Family | AMD R-Series | |
Vertical segment | Embedded | |
Performance |
||
Base frequency | 2.16 GHz | 2100 MHz |
L1 cache | 64 KB instruction + 64 KB data (per core) | 320 KB |
L2 cache | 3 MB (shared) | 2 MB |
Manufacturing process technology | 16 nm | 28 nm |
Maximum frequency | 2.26 GHz | 3400 MHz |
Number of cores | 2 | 4 |
Number of threads | 2 | 4 |
Transistor count | 3 billion | |
64 bit support | ||
Die size | 1073 mm2 | |
Memory |
||
Max memory channels | 2 | 2 |
Maximum memory bandwidth | 51.2 GB/s | 38.4 GB/s |
Maximum memory size | 4 GB | |
Supported memory types | LPDDR4-3200 | DDR3-2133, DDR4-2400 |
ECC memory support | ||
Graphics |
||
Execution Units | 48 | |
Graphics base frequency | 650 MHz | 800 MHz |
iGPU core count | 12 | |
Processor graphics | Custom PowerVR Series7XT | Radeon R7 series |
Number of pipelines | 512 | |
Unified Video Decoder (UVD) | ||
Video Codec Engine (VCE) | ||
Graphics interfaces |
||
DisplayPort | ||
DVI | ||
eDP | ||
HDMI | ||
Number of displays supported | 3 | |
Graphics API support |
||
DirectX | 12 | |
OpenGL | 4.4 | |
Compatibility |
||
Configurable TDP | 12-35 Watt | |
Package Size | micro-BGA | |
Sockets supported | BGA (FP4) | |
Thermal Design Power (TDP) | 35 Watt | |
Peripherals |
||
PCI Express revision | 3.0 | |
UART | ||
USB revision | 3.0 | |
Advanced Technologies |
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Enhanced Virus Protection (EVP) | ||
Fused Multiply-Add 3 (FMA3) | ||
Fused Multiply-Add 4 (FMA4) | ||
Intel® Advanced Vector Extensions (AVX) | ||
Intel® Advanced Vector Extensions 2 (AVX2) | ||
Intel® AES New Instructions | ||
Virtualization |
||
AMD Virtualization (AMD-V™) |