AMD Athlon II X4 640 vs AMD Athlon II X3 435

Comparative analysis of AMD Athlon II X4 640 and AMD Athlon II X3 435 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, 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 II X4 640

AMD Athlon II X3 435

Differences

Reasons to consider the AMD Athlon II X4 640

CPU is newer: launch date 7 month(s) later
1 more cores, run more applications at once: 4 vs 3
Around 3% higher clock speed: 3 GHz vs 2.9 GHz
Around 33% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 4% better performance in PassMark - Single thread mark: 1211 vs 1160
Around 38% better performance in PassMark - CPU mark: 2245 vs 1625
Around 19% better performance in Geekbench 4 - Multi-Core: 1191 vs 997
Around 29% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 2.776 vs 2.146
Around 9% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 7.618 vs 6.968
Around 25% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.17 vs 0.136
Around 41% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.052 vs 2.867

Specifications (specs)
Launch date	May 2010 vs October 2009
Number of cores	4 vs 3
Maximum frequency	3 GHz vs 2.9 GHz
L1 cache	128 KB (per core) vs 128 KB (per core)
L2 cache	512 KB (per core) vs 512 KB (per core)
Benchmarks
PassMark - Single thread mark	1211 vs 1160
PassMark - CPU mark	2245 vs 1625
Geekbench 4 - Multi-Core	1191 vs 997
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.776 vs 2.146
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	7.618 vs 6.968
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.17 vs 0.136
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.052 vs 2.867

Reasons to consider the AMD Athlon II X3 435

Around 3% better performance in Geekbench 4 - Single Core: 370 vs 358

Benchmarks
Geekbench 4 - Single Core	370 vs 358

Compare benchmarks

CPU 1: AMD Athlon II X4 640
CPU 2: AMD Athlon II X3 435

PassMark - Single thread mark

CPU 1

CPU 2

1211

1160

PassMark - CPU mark

CPU 1

CPU 2

2245

1625

Geekbench 4 - Single Core

CPU 1

CPU 2

358

370

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1191

997

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

2.776

2.146

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

7.618

6.968

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

0.17

0.136

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

4.052

2.867

Name	AMD Athlon II X4 640	AMD Athlon II X3 435
PassMark - Single thread mark	1211	1160
PassMark - CPU mark	2245	1625
Geekbench 4 - Single Core	358	370
Geekbench 4 - Multi-Core	1191	997
3DMark Fire Strike - Physics Score	0
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.776	2.146
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	7.618	6.968
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.17	0.136
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.052	2.867

Compare specifications (specs)

	AMD Athlon II X4 640	AMD Athlon II X3 435
Essentials
Architecture codename	Propus	Rana
Launch date	May 2010	October 2009
Launch price (MSRP)	$80	$160
Place in performance rating	3023	3005
Price now	$239.95	$29.99
Value for money (0-100)	4.07	24.28
Vertical segment	Desktop	Desktop
Performance
64 bit support
Die size	169 mm	169 mm
L1 cache	128 KB (per core)	128 KB (per core)
L2 cache	512 KB (per core)	512 KB (per core)
Manufacturing process technology	45 nm	45 nm
Maximum frequency	3 GHz	2.9 GHz
Number of cores	4	3
Transistor count	300 million	300 million
Memory
Supported memory types	DDR3	DDR3
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3	AM3
Thermal Design Power (TDP)	95 Watt	95 Watt