EPYC 9555 vs Xeon Max 9480

Primary details

Comparing Xeon Max 9480 and EPYC 9555 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	24	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.04	no data
Market segment	Server	Server
Power efficiency	14.88	no data
Architecture codename	Sapphire Rapids HBM (2023)	Turin (2024)
Release date	10 January 2023 (1 year ago)	10 October 2024 (less than a year ago)
Launch price (MSRP)	$12,980	$9,826

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Max 9480 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	56 (Hexapentaconta-Core)	64 (Tetrahexaconta-Core)
Threads	112	128
Base clock speed	1.9 GHz	3.2 GHz
Boost clock speed	3.5 GHz	4.4 GHz
L1 cache	80K (per core)	80 KB (per core)
L2 cache	2 MB (per core)	1 MB (per core)
L3 cache	112.5 MB	256 MB (shared)
Chip lithography	10 nm	4 nm
Die size	4x 477 mm2	8x 70.6 mm2
Maximum case temperature (TCase)	64 °C	no data
Number of transistors	no data	66,520 million
64 bit support	+	+

Compatibility

Information on Xeon Max 9480 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	2	2
Socket	4677	SP5
Power consumption (TDP)	350 Watt	360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Max 9480 and EPYC 9555. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
TSX	+	-
Precision Boost 2	no data	+

Security technologies

Xeon Max 9480 and EPYC 9555 technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Max 9480 and EPYC 9555 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Max 9480 and EPYC 9555. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR5-4800

DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon Max 9480 and EPYC 9555.

PCIe version	5.0	5.0
PCI Express lanes	80	128

Pros & cons summary

---

Recency	10 January 2023	10 October 2024
Physical cores	56	64
Threads	112	128
Chip lithography	10 nm	4 nm
Power consumption (TDP)	350 Watt	360 Watt

---

Should you still have questions on choice between Xeon Max 9480 and EPYC 9555, 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.

---