Xeon Silver 4509Y vs Athlon 64 X2 TK-42

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Athlon 64 2700+ Athlon 64 L110 Athlon 64 TF-20 Athlon 64 X2 TK-42 Athlon 64 X2 TK-53 Athlon 64 X2 TK-55 Athlon 64 X2 TK-57
VS
Xeon Gold 6426Y Xeon Platinum 8454H Xeon Platinum 8461V Xeon Platinum 8470 Xeon Silver 4410Y Xeon Silver 4510 Xeon w3-2423 Xeon w7-3465X Xeon w9-3475X Xeon w9-3495X Xeon w9-3575X Xeon w9-3595X

Contents

Athlon 64 X2 TK-42 Athlon 64 X2 TK-42
Xeon Silver 4509Y Xeon Silver 4509Y

Primary details

Comparing Athlon 64 X2 TK-42 and Xeon Silver 4509Y processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking3033not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopServer
Series2x AMD Athlon 64no data
Power efficiency1.70no data
Architecture codenameTyler (2007−2009)Sapphire Rapids (2023−2024)
Release date1 November 2009 (15 years ago)14 December 2023 (less than a year ago)
Launch price (MSRP)no data$563

Detailed specifications

Athlon 64 X2 TK-42 and Xeon Silver 4509Y 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)8 (Octa-Core)
Threads216
Base clock speedno data2.6 GHz
Boost clock speed1.6 GHz4.1 GHz
Bus rate1600 MHzno data
L1 cache0 MB80 KB (per core)
L2 cache1 MB2 MB (per core)
L3 cacheno data22.5 MB (shared)
Chip lithography65 nmIntel 7 nm
Maximum core temperature95 °Cno data
Maximum case temperature (TCase)no data84 °C
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Athlon 64 X2 TK-42 and Xeon Silver 4509Y 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 configurationno data2
SocketSocket S1FCLGA4677
Power consumption (TDP)20 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon 64 X2 TK-42 and Xeon Silver 4509Y. You'll probably need this information if you require some particular technology.

Instruction set extensions86x Enhanced Virus Protection (EVP), MMX, PowerNow, SSE3,-64, Enhanced 3DNowIntel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI-+
AVX-+
PowerNow+-
VirusProtect+-
vProno data+
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX-+
Deep Learning Boost-+

Security technologies

Athlon 64 X2 TK-42 and Xeon Silver 4509Y technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
SGXno dataYes with Intel® SPS
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon 64 X2 TK-42 and Xeon Silver 4509Y are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon 64 X2 TK-42 and Xeon Silver 4509Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR5 @ 4400 MT/s (1 DPC &2DPC)
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 Athlon 64 X2 TK-42 and Xeon Silver 4509Y.

PCIe versionno data5
PCI Express lanesno data80

Pros & cons summary

Recency 1 November 2009 14 December 2023
Physical cores 2 8
Threads 2 16
Power consumption (TDP) 20 Watt 125 Watt

Athlon 64 X2 TK-42 has 525% lower power consumption.

Xeon Silver 4509Y, on the other hand, has an age advantage of 14 years, and 300% more physical cores and 700% more threads.

We couldn't decide between Athlon 64 X2 TK-42 and Xeon Silver 4509Y. We've got no test results to judge.

Be aware that Athlon 64 X2 TK-42 is a notebook processor while Xeon Silver 4509Y is a server/workstation one.

Should you still have questions on choice between Athlon 64 X2 TK-42 and Xeon Silver 4509Y, 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.

AMD Athlon 64 X2 TK-42
Athlon 64 X2 TK-42
Intel Xeon Silver 4509Y
Xeon Silver 4509Y
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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.

Athlon 64 X2 TK-42 Athlon 64 X2 TK-42
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Xeon E5-2603 Xeon E5 2603

Community ratings

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

3.3 8 votes

Rate Athlon 64 X2 TK-42 on a scale of 1 to 5:

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5 1 vote

Rate Xeon Silver 4509Y on a scale of 1 to 5:

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Questions & comments

Here you can ask a question about Athlon 64 X2 TK-42 or Xeon Silver 4509Y, agree or disagree with our judgements, or report an error or mismatch.