AMD Athlon II X4 645 vs Intel Core i7-860

Comparative analysis of AMD Athlon II X4 645 and Intel Core i7-860 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. 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), 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

AMD Athlon II X4 645

Intel Core i7-860

Differences

Reasons to consider the AMD Athlon II X4 645

CPU is newer: launch date 1 year(s) 0 month(s) later
2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
2.2x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 2.103 vs 0.949

Specifications (specs)
Launch date	September 2010 vs September 2009
L1 cache	128 KB (per core) vs 64 KB (per core)
L2 cache	512 KB (per core) vs 256 KB (per core)
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.103 vs 0.949

Reasons to consider the Intel Core i7-860

Around 12% higher clock speed: 3.46 GHz vs 3.1 GHz
Around 6% better performance in PassMark - Single thread mark: 1329 vs 1256
Around 27% better performance in PassMark - CPU mark: 2993 vs 2348
Around 35% better performance in Geekbench 4 - Single Core: 507 vs 375
Around 56% better performance in Geekbench 4 - Multi-Core: 1890 vs 1215
5.3x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 49.877 vs 9.496

Specifications (specs)
Maximum frequency	3.46 GHz vs 3.1 GHz
Benchmarks
PassMark - Single thread mark	1329 vs 1256
PassMark - CPU mark	2993 vs 2348
Geekbench 4 - Single Core	507 vs 375
Geekbench 4 - Multi-Core	1890 vs 1215
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	49.877 vs 9.496

Compare benchmarks

CPU 1: AMD Athlon II X4 645
CPU 2: Intel Core i7-860

PassMark - Single thread mark

CPU 1

CPU 2

1256

1329

PassMark - CPU mark

CPU 1

CPU 2

2348

2993

Geekbench 4 - Single Core

CPU 1

CPU 2

375

507

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1215

1890

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

2.103

0.949

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

CPU 1

CPU 2

9.496

49.877

Name	AMD Athlon II X4 645	Intel Core i7-860
PassMark - Single thread mark	1256	1329
PassMark - CPU mark	2348	2993
Geekbench 4 - Single Core	375	507
Geekbench 4 - Multi-Core	1215	1890
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	2.103	0.949
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	9.496	49.877
3DMark Fire Strike - Physics Score		2296
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.312
CompuBench 1.5 Desktop - Video Composition (Frames/s)		1.485
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		4.161

Compare specifications (specs)

	AMD Athlon II X4 645	Intel Core i7-860
Essentials
Architecture codename	Propus	Lynnfield
Launch date	September 2010	September 2009
Launch price (MSRP)	$80	$229
Place in performance rating	2764	2753
Price now	$49.99	$289.95
Value for money (0-100)	20.48	5.09
Vertical segment	Desktop	Desktop
Processor Number		i7-860
Series		Legacy Intel® Core™ Processors
Status		Discontinued
Performance
64 bit support
Die size	169 mm	296 mm2
L1 cache	128 KB (per core)	64 KB (per core)
L2 cache	512 KB (per core)	256 KB (per core)
Manufacturing process technology	45 nm	45 nm
Maximum frequency	3.1 GHz	3.46 GHz
Number of cores	4	4
Transistor count	300 million	774 million
Base frequency		2.80 GHz
Bus Speed		2.5 GT/s DMI
L3 cache		8192 KB (shared)
Maximum core temperature		72.7°C
Number of threads		8
VID voltage range		0.6500V-1.4000V
Memory
Supported memory types	DDR3	DDR3 1066/1333
Max memory channels		2
Maximum memory bandwidth		21 GB/s
Maximum memory size		16 GB
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	AM3	LGA1156
Thermal Design Power (TDP)	95 Watt	95 Watt
Low Halogen Options Available
Package Size		37.5mm x 37.5mm
Peripherals
Max number of PCIe lanes		16
PCI Express revision		2.0
PCIe configurations		1x16, 2x8
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)		36-bit
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)