AMD Sempron 3800+ vs Intel Pentium D 940

Comparative analysis of AMD Sempron 3800+ and Intel Pentium D 940 processors for all known characteristics in the following categories: Essentials, Performance, Compatibility, Memory, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Sempron 3800+

Intel Pentium D 940

Differences

Reasons to consider the AMD Sempron 3800+

CPU is newer: launch date 8 month(s) later
4.6x more L1 cache, more data can be stored in the L1 cache for quick access later
2.1x lower typical power consumption: 62 Watt vs 130 Watt

Launch date	October 2006 vs January 2006
L1 cache	128 KB vs 28 KB
Thermal Design Power (TDP)	62 Watt vs 130 Watt

Reasons to consider the Intel Pentium D 940

1 more cores, run more applications at once: 2 vs 1
Around 45% higher clock speed: 3.2 GHz vs 2.2 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 65 nm vs 90 nm
16x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 44% better performance in PassMark - Single thread mark: 609 vs 422
Around 53% better performance in PassMark - CPU mark: 552 vs 360

Specifications (specs)
Number of cores	2 vs 1
Maximum frequency	3.2 GHz vs 2.2 GHz
Manufacturing process technology	65 nm vs 90 nm
L2 cache	4096 KB vs 256 KB
Max number of CPUs in a configuration	2 vs 1
Benchmarks
PassMark - Single thread mark	609 vs 422
PassMark - CPU mark	552 vs 360

Compare benchmarks

CPU 1: AMD Sempron 3800+
CPU 2: Intel Pentium D 940

PassMark - Single thread mark

CPU 1

CPU 2

422

609

PassMark - CPU mark

CPU 1

CPU 2

360

552

Name	AMD Sempron 3800+	Intel Pentium D 940
PassMark - Single thread mark	422	609
PassMark - CPU mark	360	552
Geekbench 4 - Single Core		186
Geekbench 4 - Multi-Core		309

Compare specifications (specs)

	AMD Sempron 3800+	Intel Pentium D 940
Essentials
Architecture codename	Manila	Presler
Launch date	October 2006	January 2006
Launch price (MSRP)	$21
Place in performance rating	3123	3134
Price now	$21
Value for money (0-100)	7.75
Vertical segment	Desktop	Desktop
Processor Number		940
Series		Legacy Intel® Pentium® Processor
Status		Discontinued
Performance
64 bit support
Die size	103 mm	162 mm2
L1 cache	128 KB	28 KB
L2 cache	256 KB	4096 KB
Manufacturing process technology	90 nm	65 nm
Maximum frequency	2.2 GHz	3.2 GHz
Number of cores	1	2
Transistor count	81 million	376 million
Base frequency		3.20 GHz
Bus Speed		800 MHz FSB
Maximum core temperature		B1=68.6°C, C1=63.4°C
VID voltage range		1.200V-1.3375V
Compatibility
Max number of CPUs in a configuration	1	2
Sockets supported	AM2	PLGA775
Thermal Design Power (TDP)	62 Watt	130 Watt
Low Halogen Options Available
Package Size		37.5mm x 37.5mm
Memory
Supported memory types		DDR1, DDR2, DDR3
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
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)