Ryzen 9 7945HX vs Xeon Platinum 8280L

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Primary details

Comparing Xeon Platinum 8280L and Ryzen 9 7945HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated111
Place by popularitynot in top-100not in top-100
Market segmentServerLaptop
SeriesIntel Xeon Platinumno data
Power efficiencyno data59.23
Architecture codenameCascade Lake (2019−2020)Dragon Range-HX (Zen 4) (2023−2024)
Release date2 April 2019 (5 years ago)4 January 2023 (1 year ago)
Launch price (MSRP)$17,906no data

Detailed specifications

Xeon Platinum 8280L 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 cores28 (Octacosa-Core)16 (Hexadeca-Core)
Threads5632
Base clock speed2.7 GHz2.5 GHz
Boost clock speed4 GHz5.4 GHz
Multiplier27no data
L1 cache1.75 MB64K (per core)
L2 cache28 MB1 MB (per core)
L3 cache38.5 MB64 MB (shared)
Chip lithography14 nmCCD = 5 nm, I/O = 6 nm
Die sizeno data2x 71 mm2
Maximum core temperature84 °C100 °C
Number of transistorsno data13,140 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Xeon Platinum 8280L 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 configuration8 (Multiprocessor)1
SocketFCLGA3647FL1
Power consumption (TDP)205 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8280L and Ryzen 9 7945HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512MMX, 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 Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Turbo Boost Max 3.0-no data
Precision Boost 2no data+
Deep Learning Boost+-

Security technologies

Xeon Platinum 8280L 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 Platinum 8280L 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 Platinum 8280L and Ryzen 9 7945HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933DDR5
Maximum memory size4.5 TBno data
Max memory channels6no data
Maximum memory bandwidth140.8 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon 610M (400 - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8280L and Ryzen 9 7945HX.

PCIe version3.05.0
PCI Express lanes4828

Pros & cons summary


Recency 2 April 2019 4 January 2023
Physical cores 28 16
Threads 56 32
Power consumption (TDP) 205 Watt 55 Watt

Xeon Platinum 8280L has 75% more physical cores and 75% more threads.

Ryzen 9 7945HX, on the other hand, has an age advantage of 3 years, and 272.7% lower power consumption.

We couldn't decide between Xeon Platinum 8280L and Ryzen 9 7945HX. We've got no test results to judge.

Be aware that Xeon Platinum 8280L is a server/workstation processor while Ryzen 9 7945HX is a notebook one.


Should you still have questions on choice between Xeon Platinum 8280L and Ryzen 9 7945HX, ask them in Comments section, and we shall answer.

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Intel Xeon Platinum 8280L
Xeon Platinum 8280L
AMD Ryzen 9 7945HX
Ryzen 9 7945HX

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Community ratings

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