Ryzen 9 7945HX vs Xeon W-3275

Primary details

Comparing Xeon W-3275 and Ryzen 9 7945HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	190	110
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	11.31	no data
Market segment	Server	Laptop
Series	Intel Xeon W	no data
Power efficiency	11.90	59.21
Architecture codename	Cascade Lake (2019−2020)	Dragon Range-HX (Zen 4) (2023−2024)
Release date	3 June 2019 (5 years ago)	4 January 2023 (1 year ago)
Launch price (MSRP)	$4,449	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon W-3275 and Ryzen 9 7945HX 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	28 (Octacosa-Core)	16 (Hexadeca-Core)
Threads	56	32
Base clock speed	2.5 GHz	2.5 GHz
Boost clock speed	4.6 GHz	5.4 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	25	no data
L1 cache	1.75 MB	64K (per core)
L2 cache	28 MB	1 MB (per core)
L3 cache	38.5 MB	64 MB (shared)
Chip lithography	14 nm	CCD = 5 nm, I/O = 6 nm
Die size	no data	2x 71 mm2
Maximum core temperature	76 °C	100 °C
Number of transistors	no data	13,140 million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon W-3275 and Ryzen 9 7945HX 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 (Uniprocessor)	1
Socket	FCLGA3647	FL1
Power consumption (TDP)	205 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-3275 and Ryzen 9 7945HX. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX-512	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	+	+
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
Precision Boost 2	no data	+
Deep Learning Boost	+	-

Security technologies

Xeon W-3275 and Ryzen 9 7945HX technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-3275 and Ryzen 9 7945HX 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 W-3275 and Ryzen 9 7945HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR5
Maximum memory size	1 TB	no data
Max memory channels	6	no data
Maximum memory bandwidth	140.8 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon 610M (400 - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by Xeon W-3275 and Ryzen 9 7945HX.

PCIe version	3.0	5.0
PCI Express lanes	64	28

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	25.77	34.41
Recency	3 June 2019	4 January 2023
Physical cores	28	16
Threads	56	32
Power consumption (TDP)	205 Watt	55 Watt

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Should you still have questions on choice between Xeon W-3275 and Ryzen 9 7945HX, ask them in Comments section, and we shall answer.

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