Xeon Gold 6558Q vs Core 2 Duo E6400

Primary details

Comparing Core 2 Duo E6400 and Xeon Gold 6558Q processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2902not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorServer
Power efficiency0.71no data
Architecture codenameConroe (2006−2007)no data
Release dateJuly 2006 (18 years ago)1 October 2023 (1 year ago)

Detailed specifications

Core 2 Duo E6400 and Xeon Gold 6558Q 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)32 (Dotriaconta-Core)
Threads264
Base clock speed2.13 GHz3.2 GHz
Boost clock speed2.13 GHz4.1 GHz
Bus rate1066 MHzno data
L1 cache64 KBno data
L2 cache2 MBno data
L3 cache0 KB60 MB
Chip lithography65 nmIntel 7 nm
Die size143 mm2no data
Maximum core temperature61 °C66 °C
Number of transistors291 millionno data
64 bit support+-
Windows 11 compatibility-no data
VID voltage range0.85V-1.5Vno data

Compatibility

Information on Core 2 Duo E6400 and Xeon Gold 6558Q 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 configuration1no data
SocketLGA775,PLGA775FCLGA4677
Power consumption (TDP)65 Watt350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E6400 and Xeon Gold 6558Q. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI-+
Enhanced SpeedStep (EIST)+no data
Speed Shiftno data+
Turbo Boost Technology-2.0
Hyper-Threading Technology-+
TSX-+
Idle States+no data
Thermal Monitoring+-
Demand Based Switching-no data
FSB parity-no data
Deep Learning Boost-+

Security technologies

Core 2 Duo E6400 and Xeon Gold 6558Q technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
SGXno dataYes with Intel® SPS
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo E6400 and Xeon Gold 6558Q are enumerated here.

VT-dno data+
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E6400 and Xeon Gold 6558Q. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR5-5200
Maximum memory sizeno data4 TB
Max memory channelsno data8
ECC memory support-+

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo E6400 and Xeon Gold 6558Q.

PCIe versionno data5.0
PCI Express lanesno data80

Pros & cons summary


Physical cores 2 32
Threads 2 64
Power consumption (TDP) 65 Watt 350 Watt

Core 2 Duo E6400 has 438.5% lower power consumption.

Xeon Gold 6558Q, on the other hand, has 1500% more physical cores and 3100% more threads.

We couldn't decide between Core 2 Duo E6400 and Xeon Gold 6558Q. We've got no test results to judge.

Note that Core 2 Duo E6400 is a desktop processor while Xeon Gold 6558Q is a server/workstation one.


Should you still have questions on choice between Core 2 Duo E6400 and Xeon Gold 6558Q, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo E6400
Core 2 Duo E6400
Intel Xeon Gold 6558Q
Xeon Gold 6558Q

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