Sempron 2650 vs i7-5820K

Primary details

Comparing Core i7-5820K and Sempron 2650 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1070	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.15	no data
Market segment	Desktop processor	Desktop processor
Power efficiency	4.19	no data
Architecture codename	Haswell-E (2014)	Kabini (2013−2014)
Release date	1 September 2014 (10 years ago)	9 April 2014 (10 years ago)
Launch price (MSRP)	$410	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-5820K 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	6 (Hexa-Core)	2 (Dual-core)
Threads	12	2
Base clock speed	3.3 GHz	no data
Boost clock speed	3.6 GHz	1.45 GHz
Bus rate	0 GT/s	no data
L1 cache	64 KB (per core)	128 KB
L2 cache	256 KB (per core)	1024 KB
L3 cache	15 MB (shared)	no data
Chip lithography	22 nm	28 nm
Die size	356 mm2	107 mm2
Maximum core temperature	67 °C	90 °C
Maximum case temperature (TCase)	no data	90 °C
Number of transistors	2,600 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	+	-

Compatibility

Information on Core i7-5820K 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	FCLGA2011	AM1
Power consumption (TDP)	140 Watt	25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-5820K and Sempron 2650. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
FMA	-	FMA4
AVX	+	+
PowerNow	-	+
PowerGating	-	+
VirusProtect	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	-
Smart Response	+	no data
Demand Based Switching	-	no data

Security technologies

Core i7-5820K and Sempron 2650 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Identity Protection	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-5820K and Sempron 2650 are enumerated here.

AMD-V	-	+
VT-d	+	no data
VT-x	+	no data
EPT	+	no data
IOMMU 2.0	-	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-5820K and Sempron 2650. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3-1333
Maximum memory size	64 GB	no data
Max memory channels	4	1
Maximum memory bandwidth	68 GB/s	no data

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 Core i7-5820K and Sempron 2650 integrated GPUs.

DisplayPort	-	+
HDMI	-	+

Graphics API support

APIs supported by Core i7-5820K and Sempron 2650 integrated GPUs, sometimes API versions are included.

DirectX	no data	DirectX® 12
Vulkan	-	+

Peripherals

Specifications and connection of peripherals supported by Core i7-5820K and Sempron 2650.

PCIe version	3.0	2.0
PCI Express lanes	28	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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Recency	1 September 2014	9 April 2014
Physical cores	6	2
Threads	12	2
Chip lithography	22 nm	28 nm
Power consumption (TDP)	140 Watt	25 Watt

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Should you still have questions on choice between Core i7-5820K and Sempron 2650, ask them in Comments section, and we shall answer.

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