Xeon E7440 vs i9-9900K

VS

Primary details

Comparing Core i9-9900K and Xeon E7440 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking672not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation8.09no data
Market segmentDesktop processorServer
SeriesCore i9 (Desktop)no data
Power efficiency11.45no data
Architecture codenameCoffee Lake-R (2018−2019)no data
Release date8 October 2018 (6 years ago)1 July 2008 (16 years ago)
Launch price (MSRP)$488no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i9-9900K and Xeon E7440 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 cores8 (Octa-Core)no data
Threads16no data
Base clock speed3.6 GHz2.4 GHz
Boost clock speed5 GHzno data
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
L1 cache512 KBno data
L2 cache2 MBno data
L3 cache16 MB (shared)16 MB L2 Cache
Chip lithography14 nm45 nm
Die size178 mm2no data
Maximum core temperature100 °C68 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier+-
VID voltage rangeno data0.9V-1.45V

Compatibility

Information on Core i9-9900K and Xeon E7440 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)no data
SocketLGA-1151PGA604
Power consumption (TDP)95 Watt90 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9900K and Xeon E7440. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI+-
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.0-
Hyper-Threading Technology+-
TSX+-
Idle States+-
Thermal Monitoring+-
SIPP+-
Demand Based Switchingno data+
FSB parityno data+

Security technologies

Core i9-9900K and Xeon E7440 technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Key+no data
MPX+-
Identity Protection+-
SGXYes with Intel® MEno data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-9900K and Xeon E7440 are enumerated here.

AMD-V+-
VT-d+no data
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9900K and Xeon E7440. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4no data
Maximum memory size128 GBno data
Max memory channels2no data
Maximum memory bandwidth44.668 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 630no data
Max video memory64 GBno data
Quick Sync Video+-
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.2 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i9-9900K and Xeon E7440 integrated GPUs.

Number of displays supported3no data

Graphics image quality

Maximum display resolutions supported by Core i9-9900K and Xeon E7440 integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096 x 2304@24Hzno data
Max resolution over eDP4096 x 2304@60Hzno data
Max resolution over DisplayPort4096 x 2304@60Hzno data

Graphics API support

APIs supported by Core i9-9900K and Xeon E7440 integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.5no data

Peripherals

Specifications and connection of peripherals supported by Core i9-9900K and Xeon E7440.

PCIe version3.0no data
PCI Express lanes16no data

Pros & cons summary


Recency 8 October 2018 1 July 2008
Chip lithography 14 nm 45 nm
Power consumption (TDP) 95 Watt 90 Watt

i9-9900K has an age advantage of 10 years, and a 221.4% more advanced lithography process.

Xeon E7440, on the other hand, has 5.6% lower power consumption.

We couldn't decide between Core i9-9900K and Xeon E7440. We've got no test results to judge.

Note that Core i9-9900K is a desktop processor while Xeon E7440 is a server/workstation one.


Should you still have questions on choice between Core i9-9900K and Xeon E7440, 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 Core i9-9900K
Core i9-9900K
Intel Xeon E7440
Xeon E7440

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.


3.8 2342 votes

Rate Core i9-9900K on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

No user ratings yet.

Rate Xeon E7440 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i9-9900K or Xeon E7440, agree or disagree with our judgements, or report an error or mismatch.