EPYC 9655 vs A10-7870K

Primary details

Comparing A10-7870K and EPYC 9655 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1838	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.46	no data
Market segment	Desktop processor	Server
Power efficiency	2.17	no data
Architecture codename	Godaveri (2014−2016)	Turin (2024)
Release date	28 May 2015 (9 years ago)	10 October 2024 (less than a year ago)
Launch price (MSRP)	$120	$11,852

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

A10-7870K and EPYC 9655 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)	96
Threads	4	192
Base clock speed	3.9 GHz	2.6 GHz
Boost clock speed	4.1 GHz	4.5 GHz
L1 cache	256 KB	80 KB (per core)
L2 cache	4096 KB	1 MB (per core)
L3 cache	0 KB	384 MB (shared)
Chip lithography	28 nm	4 nm
Die size	246 mm2	12x 70.6 mm2
Maximum core temperature	72 °C	no data
Maximum case temperature (TCase)	74 °C	no data
Number of transistors	1,178 million	99,780 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	+	-

Compatibility

Information on A10-7870K and EPYC 9655 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	2
Socket	FM2+	SP5
Power consumption (TDP)	95 Watt	400 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A10-7870K and EPYC 9655. You'll probably need this information if you require some particular technology.

AES-NI	+	+
FMA	FMA4	-
AVX	AVX	+
FRTC	+	-
FreeSync	+	-
PowerTune	+	-
DualGraphics	+	-
TrueAudio	+	-
PowerNow	+	-
PowerGating	+	-
Out-of-band client management	+	-
VirusProtect	+	-
HSA	+	-
Precision Boost 2	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by A10-7870K and EPYC 9655 are enumerated here.

AMD-V	+	+
IOMMU 2.0	+	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A10-7870K and EPYC 9655. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-2133	DDR5
Max memory channels	2	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	AMD Radeon R7 Graphics	N/A
iGPU core count	8	no data
Number of pipelines	512	no data
Enduro	+	-
Switchable graphics	+	-
UVD	+	-
VCE	+	-

Graphics interfaces

Available interfaces and connections of A10-7870K and EPYC 9655 integrated GPUs.

DisplayPort	+	-
HDMI	+	-

Graphics API support

APIs supported by A10-7870K and EPYC 9655 integrated GPUs, sometimes API versions are included.

DirectX	DirectX® 12	no data
Vulkan	+	-

Peripherals

Specifications and connection of peripherals supported by A10-7870K and EPYC 9655.

PCIe version	3.0	5.0
PCI Express lanes	no data	128

Pros & cons summary

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Recency	28 May 2015	10 October 2024
Physical cores	4	96
Threads	4	192
Chip lithography	28 nm	4 nm
Power consumption (TDP)	95 Watt	400 Watt

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