Ryzen 5 8640U vs Xeon Gold 6448H

Primary details

Comparing Xeon Gold 6448H and Ryzen 5 8640U processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	563
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Architecture codename	Sapphire Rapids	Hawk Point-U (Zen 4)
Release date	10 January 2023 (1 year ago)	6 December 2023 (less than a year ago)

Detailed specifications

Xeon Gold 6448H and Ryzen 5 8640U 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	32 (Dotriaconta-Core)	6 (Hexa-Core)
Threads	64	126 x 4.9  GHz AMD Zen 4
Base clock speed	2.4 GHz	3.5 GHz
Boost clock speed	4.1 GHz	4.9 GHz
L1 cache	80K (per core)	64 KB (per core)
L2 cache	2 MB (per core)	1 MB (per core)
L3 cache	60 MB	16 MB (shared)
Chip lithography	Intel 7 nm	4 nm
Die size	no data	178 mm2
Maximum core temperature	83 °C	100 °C
Maximum case temperature (TCase)	83 °C	no data
Number of transistors	no data	25,000 million
64 bit support	+	+
Unlocked multiplier	No	No

Compatibility

Information on Xeon Gold 6448H and Ryzen 5 8640U 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	4	1
Socket	FCLGA4677	FP8
Power consumption (TDP)	250 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6448H and Ryzen 5 8640U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	DDR5-5600/LPDDR5x-7500 RAM, PCIe 4, Ryzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3
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	+	no data
Status	Launched	no data

Security technologies

Xeon Gold 6448H and Ryzen 5 8640U technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
SGX	Yes with Intel® SPS	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 6448H and Ryzen 5 8640U 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 Xeon Gold 6448H and Ryzen 5 8640U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800, DDR5-4400	DDR5
Maximum memory size	4 TB	no data
Max memory channels	8	no data
ECC memory support	+	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon 760M

Peripherals

Specifications and connection of peripherals supported by Xeon Gold 6448H and Ryzen 5 8640U.

PCIe version	5	4.0
PCI Express lanes	80	20

Pros & cons summary

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Recency	10 January 2023	6 December 2023
Physical cores	32	6
Threads	64	126 x 4.9 GHz AMD Zen 4
Power consumption (TDP)	250 Watt	28 Watt

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