Xeon w7-3555 vs Pentium D 955 EE

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Primary details

Comparing Pentium D 955 EE and Xeon w7-3555 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorServer
Architecture codenamePresler (2005−2007)Sapphire Rapids (2023−2024)
Release dateJanuary 2006 (18 years ago)24 August 2024 (less than a year ago)
Launch price (MSRP)no data$2,339

Detailed specifications

Pentium D 955 EE and Xeon w7-3555 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 cores2 (Dual-core)28 (Octacosa-Core)
Performance-coresno data28
Threads456
Base clock speedno data2.7 GHz
Boost clock speed3.46 GHz4.8 GHz
L1 cache28 KB80 KB (per core)
L2 cache4 MB2 MB (per core)
L3 cache0 KB75 MB
Chip lithography65 nmIntel 7 nm
Die size140 mm24x 477 mm2
Maximum case temperature (TCase)no data78 °C
Number of transistors376 millionno data
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Pentium D 955 EE and Xeon w7-3555 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 configuration21
Socket775FCLGA4677
Power consumption (TDP)130 Watt325 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium D 955 EE and Xeon w7-3555. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI-+
AVX-+
vProno data+
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Pentium D 955 EE and Xeon w7-3555 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
SGXno data-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium D 955 EE and Xeon w7-3555 are enumerated here.

VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium D 955 EE and Xeon w7-3555. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR5-4800
Maximum memory sizeno data4 TB
Max memory channelsno data8
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by Pentium D 955 EE and Xeon w7-3555.

PCIe versionno data5.0
PCI Express lanesno data112

Pros & cons summary


Physical cores 2 28
Threads 4 56
Power consumption (TDP) 130 Watt 325 Watt

Pentium D 955 EE has 150% lower power consumption.

Xeon w7-3555, on the other hand, has 1300% more physical cores and 1300% more threads.

We couldn't decide between Pentium D 955 EE and Xeon w7-3555. We've got no test results to judge.

Note that Pentium D 955 EE is a desktop processor while Xeon w7-3555 is a server/workstation one.


Should you still have questions on choice between Pentium D 955 EE and Xeon w7-3555, ask them in Comments section, and we shall answer.

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Intel Pentium D 955 EE
Pentium D 955 EE
Intel Xeon w7-3555
Xeon w7-3555

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