Xeon w5-2545 vs Atom Z520PT

VS

Primary details

Comparing Atom Z520PT and Xeon w5-2545 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated186
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data83.24
Market segmentLaptopServer
SeriesIntel Atomno data
Power efficiencyno data11.76
Architecture codenameSilverthorne (2008−2010)Sapphire Rapids (2023−2024)
Release date2 March 2009 (15 years ago)24 August 2024 (less than a year ago)
Launch price (MSRP)no data$889

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Atom Z520PT and Xeon w5-2545 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 cores1 (Single-Core)12 (Dodeca-Core)
Threads224
Base clock speed1.33 GHz3.5 GHz
Boost clock speed0.03 GHz4.7 GHz
Bus typeFSBno data
Bus rate533.33 MT/sno data
Multiplier10no data
L1 cache56 KB (per core)80 KB (per core)
L2 cache512 KB (per core)2 MB (per core)
L3 cache0 KB30 MB
Chip lithography45 nmIntel 7 nm
Die size24.18 mm2no data
Maximum core temperature90 °Cno data
Maximum case temperature (TCase)no data74 °C
Number of transistors47 millionno data
64 bit support-+
Windows 11 compatibility-no data
VID voltage range0.9V-1.1Vno data

Compatibility

Information on Atom Z520PT and Xeon w5-2545 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 configuration1 (Uniprocessor)1
SocketFCBGA437,PBGA441FCLGA4677
Power consumption (TDP)2.2 Watt210 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z520PT and Xeon w5-2545. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE2, Intel® SSE3, Intel® SSSE3Intel® 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 Technology-2.0
Hyper-Threading Technology++
TSX-+
Idle States+no data
Thermal Monitoring+-
Demand Based Switching-no data
Turbo Boost Max 3.0no data+
FSB parity-no data
Deep Learning Boost-+

Security technologies

Atom Z520PT and Xeon w5-2545 technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
SGXno data-
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z520PT and Xeon w5-2545 are enumerated here.

VT-d-+
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z520PT and Xeon w5-2545. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesunknownDDR5-4800
Maximum memory sizeno data2 TB
Max memory channelsno data4
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)N/A

Peripherals

Specifications and connection of peripherals supported by Atom Z520PT and Xeon w5-2545.

PCIe versionno data5.0
PCI Express lanesno data64

Pros & cons summary


Recency 2 March 2009 24 August 2024
Physical cores 1 12
Threads 2 24
Power consumption (TDP) 2 Watt 210 Watt

Atom Z520PT has 10400% lower power consumption.

Xeon w5-2545, on the other hand, has an age advantage of 15 years, and 1100% more physical cores and 1100% more threads.

We couldn't decide between Atom Z520PT and Xeon w5-2545. We've got no test results to judge.

Be aware that Atom Z520PT is a notebook processor while Xeon w5-2545 is a server/workstation one.


Should you still have questions on choice between Atom Z520PT and Xeon w5-2545, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Atom Z520PT
Atom Z520PT
Intel Xeon w5-2545
Xeon w5-2545

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


No user ratings yet.

Rate Atom Z520PT on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
5 2 votes

Rate Xeon w5-2545 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Atom Z520PT or Xeon w5-2545, agree or disagree with our judgements, or report an error or mismatch.