Ryzen Threadripper PRO 3955WX vs Xeon Platinum 8276

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Primary details

Comparing Xeon Platinum 8276 and Ryzen Threadripper PRO 3955WX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated200
Place by popularitynot in top-100not in top-100
Market segmentServerServer
SeriesIntel Xeon PlatinumAMD Ryzen Threadripper
Power efficiencyno data8.57
Architecture codenameCascade Lake-SP (2018)Matisse (2019−2020)
Release date11 December 2018 (6 years ago)14 July 2020 (4 years ago)
Launch price (MSRP)$8,719no data

Detailed specifications

Xeon Platinum 8276 and Ryzen Threadripper PRO 3955WX 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 speed2.2 GHz3.9 GHz
Boost clock speed4 GHz4.3 GHz
Multiplier2239
L1 cache64 KB (per core)1 MB
L2 cache1 MB (per core)8 MB
L3 cache38.5 MB (shared)64 MB
Chip lithography14 nm7 nm, 12 nm
Die sizeno data74 mm2
Maximum core temperature89 °Cno data
Maximum case temperature (TCase)no data95 °C
Number of transistors8,000 million15940 Million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier-+

Compatibility

Information on Xeon Platinum 8276 and Ryzen Threadripper PRO 3955WX 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
SocketFCLGA3647TR4
Power consumption (TDP)165 Watt280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8276 and Ryzen Threadripper PRO 3955WX. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512no data
AES-NI++
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
Deep Learning Boost+-

Security technologies

Xeon Platinum 8276 and Ryzen Threadripper PRO 3955WX 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 8276 and Ryzen Threadripper PRO 3955WX 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 8276 and Ryzen Threadripper PRO 3955WX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933DDR4-3200
Maximum memory size1 TB2 TiB
Max memory channels6no data
Maximum memory bandwidth140.8 GB/s204.8 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/A-

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8276 and Ryzen Threadripper PRO 3955WX.

PCIe version3.04.0
PCI Express lanes48128

Pros & cons summary


Recency 11 December 2018 14 July 2020
Physical cores 28 16
Threads 56 32
Chip lithography 14 nm 7 nm
Power consumption (TDP) 165 Watt 280 Watt

Xeon Platinum 8276 has 75% more physical cores and 75% more threads, and 69.7% lower power consumption.

Ryzen Threadripper PRO 3955WX, on the other hand, has an age advantage of 1 year, and a 100% more advanced lithography process.

We couldn't decide between Xeon Platinum 8276 and Ryzen Threadripper PRO 3955WX. We've got no test results to judge.


Should you still have questions on choice between Xeon Platinum 8276 and Ryzen Threadripper PRO 3955WX, ask them in Comments section, and we shall answer.

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Intel Xeon Platinum 8276
Xeon Platinum 8276
AMD Ryzen Threadripper PRO 3955WX
Ryzen Threadripper PRO 3955WX

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Community ratings

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4 25 votes

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