EPYC 9645 vs PRO A12-9800

Primary details

Comparing PRO A12-9800 and EPYC 9645 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1805	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Server
Power efficiency	3.39	no data
Architecture codename	Bristol Ridge (2016−2019)	Turin (2024)
Release date	3 October 2016 (8 years ago)	10 October 2024 (less than a year ago)
Launch price (MSRP)	no data	$11,048

Detailed specifications

PRO A12-9800 and EPYC 9645 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	3.8 GHz	2.3 GHz
Boost clock speed	4.2 GHz	3.7 GHz
L1 cache	no data	80 KB (per core)
L2 cache	2048 KB	1 MB (per core)
L3 cache	no data	256 MB (shared)
Chip lithography	28 nm	3 nm
Die size	250 mm2	no data
Maximum core temperature	90 °C	no data
Number of transistors	3,100 million	no data
64 bit support	+	+

Compatibility

Information on PRO A12-9800 and EPYC 9645 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	AM4	SP5
Power consumption (TDP)	65 Watt	320 Watt

Technologies and extensions

Technological solutions and additional instructions supported by PRO A12-9800 and EPYC 9645. You'll probably need this information if you require some particular technology.

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

Virtualization technologies

Virtual machine speed-up technologies supported by PRO A12-9800 and EPYC 9645 are enumerated here.

AMD-V	+	+
IOMMU 2.0	+	-

Memory specs

Types, maximum amount and channel quantity of RAM supported by PRO A12-9800 and EPYC 9645. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	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
Enduro	+	-
UVD	+	-
VCE	+	-

Graphics interfaces

Available interfaces and connections of PRO A12-9800 and EPYC 9645 integrated GPUs.

DisplayPort	+	-
HDMI	+	-

Graphics API support

APIs supported by PRO A12-9800 and EPYC 9645 integrated GPUs, sometimes API versions are included.

DirectX	DirectX® 12	no data
Vulkan	+	-

Peripherals

Specifications and connection of peripherals supported by PRO A12-9800 and EPYC 9645.

PCIe version	3.0	5.0
PCI Express lanes	8	128

Pros & cons summary

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Recency	3 October 2016	10 October 2024
Physical cores	4	96
Threads	4	192
Chip lithography	28 nm	3 nm
Power consumption (TDP)	65 Watt	320 Watt

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