AMD A6-6420B vs AMD Athlon II X4 638
Comparative analysis of AMD A6-6420B and AMD Athlon II X4 638 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics API support, Compatibility, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.
Differences
Reasons to consider the AMD A6-6420B
- Around 56% higher clock speed: 4.2 GHz vs 2.7 GHz
- Around 40% better performance in PassMark - Single thread mark: 1629 vs 1163
Specifications (specs) | |
Maximum frequency | 4.2 GHz vs 2.7 GHz |
Benchmarks | |
PassMark - Single thread mark | 1629 vs 1163 |
Reasons to consider the AMD Athlon II X4 638
- 2 more cores, run more applications at once: 4 vs 2
- 2 more threads: 4 vs 2
- Around 0% higher maximum core temperature: 70.10°C vs 70°C
- 5.3x more L1 cache, more data can be stored in the L1 cache for quick access later
- 4x more L2 cache, more data can be stored in the L2 cache for quick access later
- Around 45% better performance in PassMark - CPU mark: 2250 vs 1550
Specifications (specs) | |
Number of cores | 4 vs 2 |
Number of threads | 4 vs 2 |
Maximum core temperature | 70.10°C vs 70°C |
L1 cache | 512 KB vs 96 KB |
L2 cache | 4 MB vs 1 MB |
Benchmarks | |
PassMark - CPU mark | 2250 vs 1550 |
Compare benchmarks
CPU 1: AMD A6-6420B
CPU 2: AMD Athlon II X4 638
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | AMD A6-6420B | AMD Athlon II X4 638 |
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PassMark - Single thread mark | 1629 | 1163 |
PassMark - CPU mark | 1550 | 2250 |
Geekbench 4 - Single Core | 1654 | |
Geekbench 4 - Multi-Core | 4651 |
Compare specifications (specs)
AMD A6-6420B | AMD Athlon II X4 638 | |
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Essentials |
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Family | AMD A-Series Processors | AMD Athlon Processors |
OPN Tray | AD642BOKA23HL | AD638XOJZ43GX |
Place in performance rating | 1623 | 1618 |
Series | AMD Business Class - Dual-Core A6-Series APU for Desktops | AMD Athlon II X4 |
Vertical segment | Desktop | Desktop |
Architecture codename | Llano | |
Launch date | February 2012 | |
OPN PIB | AD638XOJGXBOX | |
Price now | $26.49 | |
Value for money (0-100) | 35.55 | |
Performance |
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Base frequency | 4 GHz | 2.7 GHz |
L1 cache | 96 KB | 512 KB |
L2 cache | 1 MB | 4 MB |
Manufacturing process technology | 32 nm SOI | 32 nm |
Maximum core temperature | 70°C | 70.10°C |
Maximum frequency | 4.2 GHz | 2.7 GHz |
Number of cores | 2 | 4 |
Number of threads | 2 | 4 |
Unlocked | ||
64 bit support | ||
Die size | 228 mm | |
Transistor count | 1178 million | |
Memory |
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Max memory channels | 2 | |
Supported memory frequency | 1866 MHz | |
Supported memory types | DDR3 | |
Graphics |
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Enduro | ||
Graphics max frequency | 800 MHz | |
iGPU core count | 192 | |
Processor graphics | AMD Radeon HD 8470D | |
Switchable graphics | ||
Unified Video Decoder (UVD) | ||
Video Codec Engine (VCE) | ||
Graphics interfaces |
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DisplayPort | ||
HDMI | ||
Graphics API support |
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DirectX | 11 | |
Compatibility |
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Sockets supported | FM2 | FM1 uPGA |
Thermal Design Power (TDP) | 65 Watt | 65 Watt |
Max number of CPUs in a configuration | 1 | |
Advanced Technologies |
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AMD App Acceleration | ||
AMD Elite Experiences | ||
AMD HD3D technology | ||
Enhanced Virus Protection (EVP) | ||
Fused Multiply-Add 4 (FMA4) | ||
Intel® Advanced Vector Extensions (AVX) | ||
Intel® AES New Instructions | ||
PowerGating | ||
PowerNow | ||
RAID | ||
Virtualization |
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AMD Virtualization (AMD-V™) | ||
IOMMU 2.0 |