Xeon 6556P-B vs w7-2475X

Primary details

Comparing Xeon w7-2475X and Xeon 6556P-B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	124	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	57.60	no data
Market segment	Server	Server
Power efficiency	14.33	no data
Designer	Intel	Intel
Architecture codename	Sapphire Rapids (2023−2024)	Granite Rapids (2024−2025)
Release date	15 February 2023 (2 years ago)	24 February 2025 (recently)
Launch price (MSRP)	$1,789	$2,628

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon w7-2475X and Xeon 6556P-B 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	20 (Icosa-Core)	36
Performance-cores	20	no data
Threads	40	72
Base clock speed	2.6 GHz	2.3 GHz
Boost clock speed	4.8 GHz	3.5 GHz
L1 cache	80 KB (per core)	112 KB (per core)
L2 cache	2 MB (per core)	2 MB (per core)
L3 cache	37.5 MB	144 MB (shared)
Chip lithography	Intel 7 nm	5 nm
Die size	no data	598 mm2
Maximum case temperature (TCase)	76 °C	85 °C
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	+	-

Compatibility

Information on Xeon w7-2475X and Xeon 6556P-B 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	FCLGA4677	Intel BGA 4368
Power consumption (TDP)	225 Watt	215 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon w7-2475X and Xeon 6556P-B. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	no data
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	+
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	+	-

Security technologies

Xeon w7-2475X and Xeon 6556P-B technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
SGX	-	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon w7-2475X and Xeon 6556P-B are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon w7-2475X and Xeon 6556P-B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800	DDR5
Maximum memory size	2 TB	no data
Max memory channels	4	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon w7-2475X and Xeon 6556P-B.

PCIe version	5.0	5.0
PCI Express lanes	64	32

Pros & cons summary

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Recency	15 February 2023	24 February 2025
Physical cores	20	36
Threads	40	72
Power consumption (TDP)	225 Watt	215 Watt

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