EPYC 9645 vs Ryzen Embedded V1807B

Primary details

Comparing Ryzen Embedded V1807B and EPYC 9645 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1161	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Server
Series	AMD Ryzen Embedded	no data
Power efficiency	11.31	no data
Architecture codename	Zen (2017−2020)	Turin (2024)
Release date	21 February 2018 (6 years ago)	10 October 2024 (less than a year ago)
Launch price (MSRP)	no data	$11,048

Detailed specifications

Ryzen Embedded V1807B 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	8	192
Base clock speed	3.35 GHz	2.3 GHz
Boost clock speed	3.8 GHz	3.7 GHz
Multiplier	33.5	no data
L1 cache	128K (per core)	80 KB (per core)
L2 cache	512K (per core)	1 MB (per core)
L3 cache	2 MB (shared)	256 MB (shared)
Chip lithography	14 nm	3 nm
Die size	210 mm2	no data
Number of transistors	4,950 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Ryzen Embedded V1807B 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 (Uniprocessor)	2
Socket	FP5	SP5
Power consumption (TDP)	45 Watt	320 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Embedded V1807B and EPYC 9645. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
Precision Boost 2	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen Embedded V1807B and EPYC 9645 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Embedded V1807B and EPYC 9645. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Dual-channel	DDR5
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	51.196 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon RX Vega 11

N/A

Peripherals

Specifications and connection of peripherals supported by Ryzen Embedded V1807B and EPYC 9645.

PCIe version	no data	5.0
PCI Express lanes	no data	128

Pros & cons summary

---

Recency	21 February 2018	10 October 2024
Physical cores	4	96
Threads	8	192
Chip lithography	14 nm	3 nm
Power consumption (TDP)	45 Watt	320 Watt

---

Should you still have questions on choice between Ryzen Embedded V1807B and EPYC 9645, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---