EPYC 9555 vs Ultra 5 238V

Primary details

Comparing Core Ultra 5 238V and EPYC 9555 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	525	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Power efficiency	78.17	no data
Architecture codename	Lunar Lake (2024)	Turin (2024)
Release date	24 September 2024 (less than a year ago)	10 October 2024 (less than a year ago)
Launch price (MSRP)	no data	$9,826

Detailed specifications

Core Ultra 5 238V and EPYC 9555 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	8 (Octa-Core)	64 (Tetrahexaconta-Core)
Threads	8	128
Base clock speed	2.1 GHz	3.2 GHz
Boost clock speed	4.7 GHz	4.4 GHz
Bus rate	37 MHz	no data
L1 cache	192 KB (per core)	80 KB (per core)
L2 cache	2.5 MB (per core)	1 MB (per core)
L3 cache	8 MB (shared)	256 MB (shared)
Chip lithography	3 nm	4 nm
Die size	no data	8x 70.6 mm2
Maximum core temperature	100 °C	no data
Number of transistors	no data	66,520 million
64 bit support	+	+

Compatibility

Information on Core Ultra 5 238V and EPYC 9555 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	FCBGA2833	SP5
Power consumption (TDP)	17 Watt	360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 5 238V and EPYC 9555. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Hyper-Threading Technology	-	no data
TSX	+	-
Thermal Monitoring	+	-
Turbo Boost Max 3.0	-	no data
Precision Boost 2	no data	+
Deep Learning Boost	+	-
Supported AI Software Frameworks	OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN	-

Security technologies

Core Ultra 5 238V and EPYC 9555 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 5 238V and EPYC 9555 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 5 238V and EPYC 9555. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5	DDR5
Maximum memory size	32 GB	no data
Max memory channels	2	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel Arc Graphics 130V	N/A
Quick Sync Video	+	-
Graphics max frequency	1.85 GHz	no data

Graphics interfaces

Available interfaces and connections of Core Ultra 5 238V and EPYC 9555 integrated GPUs.

Number of displays supported

3

no data

Graphics image quality

Maximum display resolutions supported by Core Ultra 5 238V and EPYC 9555 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)	no data
Max resolution over eDP	3840x2400 @ 120Hz	no data
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	no data

Graphics API support

APIs supported by Core Ultra 5 238V and EPYC 9555 integrated GPUs, sometimes API versions are included.

DirectX	12.2	no data
OpenGL	4.6	no data

Peripherals

Specifications and connection of peripherals supported by Core Ultra 5 238V and EPYC 9555.

PCIe version	5.0	5.0
PCI Express lanes	4	128
PCI support	5.0 and 4.0	no data

Pros & cons summary

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Physical cores	8	64
Threads	8	128
Chip lithography	3 nm	4 nm
Power consumption (TDP)	17 Watt	360 Watt

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