AMD Phenom II X4 840T vs Intel Core i7-860

Comparative analysis of AMD Phenom II X4 840T and Intel Core i7-860 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Virtualization, Peripherals, Security & Reliability, Advanced Technologies. 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), Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

AMD Phenom II X4 840T

Intel Core i7-860

Differences

Reasons to consider the AMD Phenom II X4 840T

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
3.8x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 3.606 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)	3.606 vs 0.949

Reasons to consider the Intel Core i7-860

Around 19% higher clock speed: 3.46 GHz vs 2.9 GHz
Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 5% better performance in PassMark - Single thread mark: 1329 vs 1264
Around 29% better performance in PassMark - CPU mark: 2997 vs 2330
5.3x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 49.877 vs 9.486
Around 68% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.312 vs 0.186

Specifications (specs)
Maximum frequency	3.46 GHz vs 2.9 GHz
L3 cache	8192 KB (shared) vs 6144 KB (shared)
Benchmarks
PassMark - Single thread mark	1329 vs 1264
PassMark - CPU mark	2997 vs 2330
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	49.877 vs 9.486
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.312 vs 0.186

Compare benchmarks

CPU 1: AMD Phenom II X4 840T
CPU 2: Intel Core i7-860

PassMark - Single thread mark

CPU 1

CPU 2

1264

1329

PassMark - CPU mark

CPU 1

CPU 2

2330

2997

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

3.606

0.949

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

CPU 1

CPU 2

9.486

49.877

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

CPU 1

CPU 2

0.186

0.312

Name	AMD Phenom II X4 840T	Intel Core i7-860
PassMark - Single thread mark	1264	1329
PassMark - CPU mark	2330	2997
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.606	0.949
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	9.486	49.877
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.186	0.312
Geekbench 4 - Single Core		507
Geekbench 4 - Multi-Core		1890
3DMark Fire Strike - Physics Score		2296
CompuBench 1.5 Desktop - Video Composition (Frames/s)		1.485
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		4.161

Compare specifications (specs)

	AMD Phenom II X4 840T	Intel Core i7-860
Essentials
Architecture codename	Zosma	Lynnfield
Launch date	September 2010	September 2009
Launch price (MSRP)	$80	$229
Place in performance rating	2713	2726
Price now	$69.99	$289.95
Value for money (0-100)	15.15	5.09
Vertical segment	Desktop	Desktop
Processor Number		i7-860
Series		Legacy Intel® Core™ Processors
Status		Discontinued
Performance
64 bit support
Die size	346 mm	296 mm2
L1 cache	128 KB (per core)	64 KB (per core)
L2 cache	512 KB (per core)	256 KB (per core)
L3 cache	6144 KB (shared)	8192 KB (shared)
Manufacturing process technology	45 nm	45 nm
Maximum frequency	2.9 GHz	3.46 GHz
Number of cores	4	4
Transistor count	904 million	774 million
Base frequency		2.80 GHz
Bus Speed		2.5 GT/s DMI
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
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
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