Ryzen 7 7840HS vs Xeon Phi 7255

Primary details

Comparing Xeon Phi 7255 and Ryzen 7 7840HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	327
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Power efficiency	no data	49.21
Architecture codename	no data	Phoenix-HS (Zen 4) (2023)
Release date	1 October 2017 (7 years ago)	January 2023 (1 year ago)

Detailed specifications

Xeon Phi 7255 and Ryzen 7 7840HS 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	68 (Octahexaconta-Core)	8 (Octa-Core)
Threads	68	16
Base clock speed	1.1 GHz	3.8 GHz
Boost clock speed	1.2 GHz	5.1 GHz
L1 cache	no data	64K (per core)
L2 cache	no data	1 MB (per core)
L3 cache	34 MB L2 Cache	16 MB (shared)
Chip lithography	14 nm	4 nm
Die size	no data	178 mm2
Maximum core temperature	82 °C	100 °C
Number of transistors	no data	25,000 million
64 bit support	+	+
Windows 11 compatibility	-	+
VID voltage range	0.550-1.2V	no data

Compatibility

Information on Xeon Phi 7255 and Ryzen 7 7840HS 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	no data	1
Socket	no data	FP8
Power consumption (TDP)	215 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Phi 7255 and Ryzen 7 7840HS. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX-512	Ryzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI	+	+
FMA	-	+
AVX	-	+
Turbo Boost Technology	2.0	no data
Idle States	+	no data
Thermal Monitoring	+	-
Precision Boost 2	no data	+

Security technologies

Xeon Phi 7255 and Ryzen 7 7840HS technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
SGX	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Phi 7255 and Ryzen 7 7840HS 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 Xeon Phi 7255 and Ryzen 7 7840HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR5
Maximum memory size	384 GB	no data
Max memory channels	6	no data
Maximum memory bandwidth	115.2 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon 780M ( - 2700 MHz)

Peripherals

Specifications and connection of peripherals supported by Xeon Phi 7255 and Ryzen 7 7840HS.

PCIe version	3.0	4.0
PCI Express lanes	36	20

Pros & cons summary

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Physical cores	68	8
Threads	68	16
Chip lithography	14 nm	4 nm
Power consumption (TDP)	215 Watt	35 Watt

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Should you still have questions on choice between Xeon Phi 7255 and Ryzen 7 7840HS, ask them in Comments section, and we shall answer.

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