i5-12600K vs Opteron 840

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Primary details

Comparing Opteron 840 and Core i5-12600K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated364
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data44.01
Market segmentServerDesktop processor
Seriesno dataIntel Core i5
Power efficiencyno data13.20
Architecture codenameSledgeHammer (2003−2005)Alder Lake, Golden Cove, Gracemont (2021)
Release dateSeptember 2003 (21 year ago)4 November 2021 (3 years ago)
Launch price (MSRP)no data$289

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Opteron 840 and Core i5-12600K 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)10 (Deca-Core)
Threads116
Base clock speedno data3.7 GHz
Boost clock speed1.4 GHz4.9 GHz
Bus typeno dataDMI 4.0
Bus rateno data8 × 16 GT/s
Multiplierno data37
L1 cache128 KB80K (per core)
L2 cache1 MB1.25 MB (per core)
L3 cache0 KB20 MB (shared)
Chip lithography130 nmIntel 7 nm
Die size193 mm2215.25 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)no data72 °C
Number of transistors106 millionno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Opteron 840 and Core i5-12600K 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 configuration11
Socket940FCLGA1700
Power consumption (TDP)85 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Opteron 840 and Core i5-12600K. You'll probably need this information if you require some particular technology.

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

Security technologies

Opteron 840 and Core i5-12600K technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Opteron 840 and Core i5-12600K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Opteron 840 and Core i5-12600K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR4, DDR5
Maximum memory sizeno data128 GB
Max memory channelsno data2
Maximum memory bandwidthno data76.805 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 770
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.45 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Opteron 840 and Core i5-12600K integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Opteron 840 and Core i5-12600K integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2160 @ 60Hz
Max resolution over eDPno data5120 x 3200 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Opteron 840 and Core i5-12600K integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Opteron 840 and Core i5-12600K.

PCIe versionno data5.0 and 4.0
PCI Express lanesno data20

Pros & cons summary


Physical cores 1 10
Threads 1 16
Power consumption (TDP) 85 Watt 125 Watt

Opteron 840 has 47.1% lower power consumption.

i5-12600K, on the other hand, has 900% more physical cores and 1500% more threads.

We couldn't decide between Opteron 840 and Core i5-12600K. We've got no test results to judge.

Be aware that Opteron 840 is a server/workstation processor while Core i5-12600K is a desktop one.


Should you still have questions on choice between Opteron 840 and Core i5-12600K, ask them in Comments section, and we shall answer.

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AMD Opteron 840
Opteron 840
Intel Core i5-12600K
Core i5-12600K

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