AMD Athlon X4 845 vs AMD Athlon X4 870K

Comparative analysis of AMD Athlon X4 845 and AMD Athlon X4 870K processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 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 - Bitcoin Mining (mHash/s).

AMD Athlon X4 845

AMD Athlon X4 870K

Differences

Reasons to consider the AMD Athlon X4 845

Around 7% better performance in PassMark - Single thread mark: 1665 vs 1558
Around 11% better performance in PassMark - CPU mark: 3783 vs 3410

Benchmarks
PassMark - Single thread mark	1665 vs 1558
PassMark - CPU mark	3783 vs 3410

Reasons to consider the AMD Athlon X4 870K

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 8% higher clock speed: 4.1 GHz vs 3.8 GHz
Around 2% higher maximum core temperature: 72.40°C vs 71.30°C
2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 3% better performance in Geekbench 4 - Single Core: 532 vs 516
Around 5% better performance in Geekbench 4 - Multi-Core: 1619 vs 1548

Specifications (specs)
Unlocked	Unlocked vs Locked
Maximum frequency	4.1 GHz vs 3.8 GHz
Maximum core temperature	72.40°C vs 71.30°C
L2 cache	4 MB vs 2 MB
Benchmarks
Geekbench 4 - Single Core	532 vs 516
Geekbench 4 - Multi-Core	1619 vs 1548

Compare benchmarks

CPU 1: AMD Athlon X4 845
CPU 2: AMD Athlon X4 870K

PassMark - Single thread mark

CPU 1

CPU 2

1665

1558

PassMark - CPU mark

CPU 1

CPU 2

3783

3410

Geekbench 4 - Single Core

CPU 1

CPU 2

516

532

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1548

1619

Name	AMD Athlon X4 845	AMD Athlon X4 870K
PassMark - Single thread mark	1665	1558
PassMark - CPU mark	3783	3410
Geekbench 4 - Single Core	516	532
Geekbench 4 - Multi-Core	1548	1619
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.853
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	11.946
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.244
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.237

Compare specifications (specs)

	AMD Athlon X4 845	AMD Athlon X4 870K
Essentials
Family	AMD Athlon Processors	AMD Athlon Processors
OPN PIB	AD845XACKASBX	AD870KXBJCSBX
Place in performance rating	2643	2129
Series	AMD Athlon X4	AMD Athlon X4
Vertical segment	Desktop	Desktop
Performance
Base frequency	3.5 GHz	3.9 GHz
L2 cache	2 MB	4 MB
Manufacturing process technology	28 nm	28 nm
Maximum core temperature	71.30°C	72.40°C
Maximum frequency	3.8 GHz	4.1 GHz
Number of cores	4	4
Number of threads	4	4
Unlocked
L1 cache		128 KB
Memory
Max memory channels	2	2
Supported memory frequency	2133 MHz	2133 MHz
Supported memory types	DDR3	DDR3
Compatibility
Sockets supported	FM2+	FM2+
Thermal Solution	Near Silent 95W	Near Silent 95W
Thermal Design Power (TDP)		95 Watt
Peripherals
PCI Express revision	3.0	3.0
Advanced Technologies
Fused Multiply-Add 4 (FMA4)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions