AMD Athlon II X4 631 vs Intel Pentium D 950

Comparative analysis of AMD Athlon II X4 631 and Intel Pentium D 950 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Virtualization, Security & Reliability, 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 - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

AMD Athlon II X4 631

Intel Pentium D 950

Differences

Reasons to consider the AMD Athlon II X4 631

CPU is newer: launch date 5 year(s) 6 month(s) later
2 more cores, run more applications at once: 4 vs 2
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 65 nm
18.3x more L1 cache, more data can be stored in the L1 cache for quick access later
Around 30% lower typical power consumption: 100 Watt vs 130 Watt
Around 60% better performance in PassMark - Single thread mark: 1115 vs 695
3.1x better performance in PassMark - CPU mark: 2118 vs 681
Around 55% better performance in Geekbench 4 - Single Core: 342 vs 220
2.9x better performance in Geekbench 4 - Multi-Core: 1125 vs 389

Specifications (specs)
Launch date	August 2011 vs January 2006
Number of cores	4 vs 2
Manufacturing process technology	32 nm vs 65 nm
L1 cache	512 KB vs 28 KB
Thermal Design Power (TDP)	100 Watt vs 130 Watt
Benchmarks
PassMark - Single thread mark	1115 vs 695
PassMark - CPU mark	2118 vs 681
Geekbench 4 - Single Core	342 vs 220
Geekbench 4 - Multi-Core	1125 vs 389

Reasons to consider the Intel Pentium D 950

Around 31% higher clock speed: 3.4 GHz vs 2.6 GHz

Maximum frequency	3.4 GHz vs 2.6 GHz
Max number of CPUs in a configuration	2 vs 1

Compare benchmarks

CPU 1: AMD Athlon II X4 631
CPU 2: Intel Pentium D 950

PassMark - Single thread mark

CPU 1

CPU 2

1115

695

PassMark - CPU mark

CPU 1

CPU 2

2118

681

Geekbench 4 - Single Core

CPU 1

CPU 2

342

220

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1125

389

Name	AMD Athlon II X4 631	Intel Pentium D 950
PassMark - Single thread mark	1115	695
PassMark - CPU mark	2118	681
Geekbench 4 - Single Core	342	220
Geekbench 4 - Multi-Core	1125	389
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.611
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	10.376
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.196
CompuBench 1.5 Desktop - Video Composition (Frames/s)	0.401
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	4.046

Compare specifications (specs)

	AMD Athlon II X4 631	Intel Pentium D 950
Essentials
Architecture codename	Llano	Presler
Family	AMD Athlon Processors
Launch date	August 2011	January 2006
OPN PIB	AD631XWNGXBOX
OPN Tray	AD631XWNZ43GX
Place in performance rating	3031	3051
Price now	$80
Series	AMD Athlon II X4	Legacy Intel® Pentium® Processor
Value for money (0-100)	11.61
Vertical segment	Desktop	Desktop
Processor Number		950
Status		Discontinued
Performance
64 bit support
Base frequency	2.6 GHz	3.40 GHz
Die size	228 mm	162 mm2
L1 cache	512 KB	28 KB
L2 cache	4 MB	4096 KB
Manufacturing process technology	32 nm	65 nm
Maximum core temperature	70.10°C	C1+D0=63.4°C, B1=68.6°C
Maximum frequency	2.6 GHz	3.4 GHz
Number of cores	4	2
Number of threads	4
Transistor count	1178 million	376 million
Unlocked
Bus Speed		800 MHz FSB
VID voltage range		1.200V-1.3375V
Memory
Supported memory types	DDR3	DDR1, DDR2, DDR3
Compatibility
Max number of CPUs in a configuration	1	2
Sockets supported	FM1 uPGA	PLGA775
Thermal Design Power (TDP)	100 Watt	130 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)
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Physical Address Extensions (PAE)		32-bit
Thermal Monitoring