300 vs EPYC 7343

Primary details

Comparing EPYC 7343 and 300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	150	1227
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	23.97	no data
Market segment	Server	Desktop processor
Series	AMD EPYC	no data
Architecture codename	Milan (2021)	no data
Release date	15 March 2021 (3 years ago)	1 January 2024 (less than a year ago)
Launch price (MSRP)	$1,565	no data
Current price	$1129 (0.7x MSRP)	$77

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

EPYC 7343 and 300 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	16 (Hexadeca-Core)	2 (Dual-core)
Threads	32	4
Base clock speed	3.2 GHz	no data
Boost clock speed	3.9 GHz	no data
L1 cache	64 KB (per core)	no data
L2 cache	512 KB (per core)	no data
L3 cache	128 MB (shared)	6 MB Intel® Smart Cache
Chip lithography	7 nm+	Intel 7 nm
Die size	4x 81 mm2	no data
Maximum core temperature	no data	100 °C
Number of transistors	16,600 million	no data
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	Yes	No

Compatibility

Information on EPYC 7343 and 300 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	2	1
Socket	SP3	FCLGA1700
Power consumption (TDP)	190 Watt	no data

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7343 and 300. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	no data
Enhanced SpeedStep (EIST)	no data	+
Speed Shift	no data	+
Hyper-Threading Technology	no data	+
Idle States	no data	+
Thermal Monitoring	no data	+
Status	no data	Launched

Security technologies

EPYC 7343 and 300 technologies aimed at improving security, for example, by protecting against hacks.

EDB	no data	+
Secure Key	no data	+
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7343 and 300 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7343 and 300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR5-4800, DDR4-3200
Maximum memory size	4 TiB	192 GB
Max memory channels	no data	2
Maximum memory bandwidth	204.795 GB/s	76.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	N/A	Intel UHD Graphics 710
Quick Sync Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	no data	1.45 GHz
Execution Units	no data	16

Graphics interfaces

Available interfaces and connections of EPYC 7343 and 300 integrated GPUs.

Number of displays supported

no data

4

Graphics image quality

Maximum display resolutions supported by EPYC 7343 and 300 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	4096 x 2160 @ 60Hz
Max resolution over eDP	no data	5120 x 3200 @ 120Hz
Max resolution over DisplayPort	no data	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by EPYC 7343 and 300 integrated GPUs, sometimes API versions are included.

DirectX	no data	12
OpenGL	no data	4.5

Peripherals

Specifications and connection of peripherals supported by EPYC 7343 and 300.

PCIe version	4.0	5.0 and 4.0
PCI Express lanes	128	20

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.

EPYC 7343 outperforms 300 by 517% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	28.57	4.63
Recency	15 March 2021	1 January 2024
Physical cores	16	2
Threads	32	4

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Should you still have questions on choice between EPYC 7343 and 300, ask them in Comments section, and we shall answer.

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