FX-770K vs A8-7650K

Primary details

Comparing A8-7650K and FX-770K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1933	1954
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.31	no data
Market segment	Desktop processor	Desktop processor
Series	AMD A-Series (Desktop)	no data
Power efficiency	1.96	2.81
Architecture codename	Kaveri (2014−2015)	Kaveri (2014−2015)
Release date	7 January 2015 (9 years ago)	December 2014 (9 years ago)
Launch price (MSRP)	$152	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

A8-7650K and FX-770K 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	4 (Quad-Core)	4 (Quad-Core)
Threads	4	4
Base clock speed	3.3 GHz	3.5 GHz
Boost clock speed	3.8 GHz	3.9 GHz
L1 cache	256 KB	256K
L2 cache	4096 KB	4 MB
Chip lithography	28 nm	28 nm
Die size	245 mm2	245 mm2
Maximum core temperature	72 °C	no data
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	2,411 million	2,411 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	+	+

Compatibility

Information on A8-7650K and FX-770K 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	FM2+	FM2+
Power consumption (TDP)	95 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-7650K and FX-770K. You'll probably need this information if you require some particular technology.

Instruction set extensions	SSE1-4a, AVX, AES, FMA4, VT	no data
AES-NI	+	+
FMA	+	+
AVX	+	+
FRTC	+	-
FreeSync	+	-
DualGraphics	+	-
TrueAudio	+	-
PowerNow	+	-
PowerGating	+	-
Out-of-band client management	+	-
VirusProtect	+	-
HSA	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by A8-7650K and FX-770K are enumerated here.

AMD-V	+	+
IOMMU 2.0	+	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-7650K and FX-770K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-2133	DDR3-2133
Max memory channels	2	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	AMD Radeon R7 Graphics	no data
iGPU core count	6	no data
Number of pipelines	384	no data
Enduro	+	-
Switchable graphics	+	-
UVD	+	-
VCE	+	-

Graphics interfaces

Available interfaces and connections of A8-7650K and FX-770K integrated GPUs.

DisplayPort	+	-
HDMI	+	-

Graphics API support

APIs supported by A8-7650K and FX-770K integrated GPUs, sometimes API versions are included.

DirectX	DirectX® 12	no data
Vulkan	+	-

Peripherals

Specifications and connection of peripherals supported by A8-7650K and FX-770K.

PCIe version	3.0	3.0
PCI Express lanes	16	16

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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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	1.97	1.93
Power consumption (TDP)	95 Watt	65 Watt

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Should you still have questions on choice between A8-7650K and FX-770K, ask them in Comments section, and we shall answer.

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