Sempron 2650 vs Athlon 64 X2 4000+

Primary details

Comparing Athlon 64 X2 4000+ and Sempron 2650 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Desktop processor
Architecture codename	Windsor (2006−2007)	Kabini (2013−2014)
Release date	May 2006 (18 years ago)	9 April 2014 (10 years ago)

Detailed specifications

Athlon 64 X2 4000+ and Sempron 2650 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	2 (Dual-core)	2 (Dual-core)
Threads	2	2
Boost clock speed	2 GHz	1.45 GHz
L1 cache	256 KB	128 KB
L2 cache	512K	1024 KB
L3 cache	0 KB	no data
Chip lithography	90 nm	28 nm
Die size	220 mm2	107 mm2
Maximum core temperature	no data	90 °C
Maximum case temperature (TCase)	no data	90 °C
Number of transistors	154 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Athlon 64 X2 4000+ and Sempron 2650 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	AM2	AM1
Power consumption (TDP)	89 Watt	25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon 64 X2 4000+ and Sempron 2650. You'll probably need this information if you require some particular technology.

AES-NI	-	+
FMA	-	FMA4
AVX	-	+
PowerNow	-	+
PowerGating	-	+
VirusProtect	-	+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon 64 X2 4000+ and Sempron 2650 are enumerated here.

AMD-V	-	+
IOMMU 2.0	-	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon 64 X2 4000+ and Sempron 2650. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR3-1333
Max memory channels	no data	1

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	AMD Radeon R3 Graphics
Number of pipelines	no data	128
Enduro	-	+
Switchable graphics	-	+
UVD	-	+
VCE	-	+

Graphics interfaces

Available interfaces and connections of Athlon 64 X2 4000+ and Sempron 2650 integrated GPUs.

DisplayPort	-	+
HDMI	-	+

Graphics API support

APIs supported by Athlon 64 X2 4000+ and Sempron 2650 integrated GPUs, sometimes API versions are included.

DirectX	no data	DirectX® 12
Vulkan	-	+

Peripherals

Specifications and connection of peripherals supported by Athlon 64 X2 4000+ and Sempron 2650.

PCIe version	no data	2.0
PCI Express lanes	no data	4

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Pros & cons summary

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Chip lithography	90 nm	28 nm
Power consumption (TDP)	89 Watt	25 Watt

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Should you still have questions on choice between Athlon 64 X2 4000+ and Sempron 2650, ask them in Comments section, and we shall answer.

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