Xeon Gold 6438N vs i7-7700K

Aggregate performance score

Core i7-7700K
2017
4 cores / 8 threads, 91 Watt
6.19
Xeon Gold 6438N
2023
32 cores / 64 threads, 205 Watt
33.87
+447%

Xeon Gold 6438N outperforms Core i7-7700K by a whopping 447% based on our aggregate benchmark results.

Primary details

Comparing Core i7-7700K and Xeon Gold 6438N processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1084117
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.5025.59
Market segmentDesktop processorServer
SeriesIntel Core i7 (Desktop)no data
Power efficiency6.3215.35
Architecture codenameKaby Lake (2016−2019)Sapphire Rapids (2023−2024)
Release date3 January 2017 (7 years ago)10 January 2023 (1 year ago)
Launch price (MSRP)$339$3,351

Cost-effectiveness evaluation

Performance per price, higher is better.

Xeon Gold 6438N has 1606% better value for money than i7-7700K.

Detailed specifications

Core i7-7700K and Xeon Gold 6438N 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 cores4 (Quad-Core)32 (Dotriaconta-Core)
Threads864
Base clock speed4.2 GHz2 GHz
Boost clock speed4.5 GHz3.6 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier42no data
L1 cache256 KB80K (per core)
L2 cache1 MB2 MB (per core)
L3 cache8 MB (shared)60 MB
Chip lithography14 nmIntel 7 nm
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)72 °C85 °C
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier+-

Compatibility

Information on Core i7-7700K and Xeon Gold 6438N 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)2
SocketFCLGA1151FCLGA4677
Power consumption (TDP)91 Watt205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7700K and Xeon Gold 6438N. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI++
AVX++
vPro++
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX++
Idle States+no data
Thermal Monitoring+-
Deep Learning Boost-+

Security technologies

Core i7-7700K and Xeon Gold 6438N technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB++
Secure Key+no data
MPX+-
Identity Protection+-
SGXYes with Intel® MEYes with Intel® SPS
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7700K and Xeon Gold 6438N are enumerated here.

AMD-V+-
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-7700K and Xeon Gold 6438N. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3, DDR4DDR5-4800, DDR5-4400
Maximum memory size64 GB4 TB
Max memory channels28
Maximum memory bandwidth38.397 GB/sno data
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics 630no data
Max video memory64 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.15 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-7700K and Xeon Gold 6438N integrated GPUs.

Number of displays supported3no data

Graphics image quality

Maximum display resolutions supported by Core i7-7700K and Xeon Gold 6438N integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@24Hzno data
Max resolution over eDP4096x2304@60Hzno data
Max resolution over DisplayPort4096x2304@60Hzno data

Graphics API support

APIs supported by Core i7-7700K and Xeon Gold 6438N integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i7-7700K and Xeon Gold 6438N.

PCIe version3.05
PCI Express lanes1680

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i7-7700K 6.19
Xeon Gold 6438N 33.87
+447%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i7-7700K 9646
Xeon Gold 6438N 52789
+447%

Gaming performance

Pros & cons summary


Performance score 6.19 33.87
Recency 3 January 2017 10 January 2023
Physical cores 4 32
Threads 8 64
Power consumption (TDP) 91 Watt 205 Watt

i7-7700K has 125.3% lower power consumption.

Xeon Gold 6438N, on the other hand, has a 447.2% higher aggregate performance score, an age advantage of 6 years, and 700% more physical cores and 700% more threads.

The Xeon Gold 6438N is our recommended choice as it beats the Core i7-7700K in performance tests.

Note that Core i7-7700K is a desktop processor while Xeon Gold 6438N is a server/workstation one.


Should you still have questions on choice between Core i7-7700K and Xeon Gold 6438N, ask them in Comments section, and we shall answer.

Vote for your favorite

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Intel Core i7-7700K
Core i7-7700K
Intel Xeon Gold 6438N
Xeon Gold 6438N

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