Xeon D-2795NT vs i7-975

VS

Aggregate performance score

Core i7-975
2009
4 cores / 8 threads, 130 Watt
2.24
Xeon D-2795NT
2022
20 cores / 40 threads, 110 Watt
18.26
+715%

Xeon D-2795NT outperforms Core i7-975 by a whopping 715% based on our aggregate benchmark results.

Primary details

Comparing Core i7-975 and Xeon D-2795NT processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1833341
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.10no data
Market segmentDesktop processorServer
SeriesCore i7 (Desktop)no data
Power efficiency1.6015.42
Architecture codenameBloomfield (2008−2010)no data
Release date2 June 2009 (15 years ago)1 January 2022 (2 years ago)
Launch price (MSRP)$476no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-975 and Xeon D-2795NT 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)20 (Icosa-Core)
Threads840
Base clock speed3.33 GHz2 GHz
Boost clock speed3.6 GHz3.1 GHz
Bus rate1333 MHzno data
L1 cache64 KB (per core)no data
L2 cache256 KB (per core)no data
L3 cache8 MB (shared)30 MB
Chip lithography45 nm10 nm
Die size263 mm2no data
Maximum case temperature (TCase)68 °Cno data
Number of transistors731 millionno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Core i7-975 and Xeon D-2795NT 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
SocketFCLGA1366FCBGA2579
Power consumption (TDP)130 Watt110 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-975 and Xeon D-2795NT. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2Intel® AVX-512
AES-NI-+
Enhanced SpeedStep (EIST)++
QuickAssistno data+
Turbo Boost Technology1.02.0
Hyper-Threading Technology++
Idle States+no data
Thermal Monitoring-+
Demand Based Switching-no data
PAE36 Bitno data
Deep Learning Boost-+

Security technologies

Core i7-975 and Xeon D-2795NT technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
SGXno dataYes with Intel® SPS

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-975 and Xeon D-2795NT are enumerated here.

VT-dno data+
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-975 and Xeon D-2795NT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4
Maximum memory size24 GB1 TB
Max memory channels34
Maximum memory bandwidth25.6 GB/sno data
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/Ano data

Peripherals

Specifications and connection of peripherals supported by Core i7-975 and Xeon D-2795NT.

PCIe version2.04.0
PCI Express lanesno data32
USB revisionno data3.0
Max number of SATA 6 Gb/s Portsno data24
Number of USB portsno data4
Integrated LANno data+

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.

i7-975 2.24
Xeon D-2795NT 18.26
+715%

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.

i7-975 3494
Xeon D-2795NT 28463
+715%

Gaming performance

Pros & cons summary


Performance score 2.24 18.26
Recency 2 June 2009 1 January 2022
Physical cores 4 20
Threads 8 40
Chip lithography 45 nm 10 nm
Power consumption (TDP) 130 Watt 110 Watt

Xeon D-2795NT has a 715.2% higher aggregate performance score, an age advantage of 12 years, 400% more physical cores and 400% more threads, a 350% more advanced lithography process, and 18.2% lower power consumption.

The Xeon D-2795NT is our recommended choice as it beats the Core i7-975 in performance tests.

Note that Core i7-975 is a desktop processor while Xeon D-2795NT is a server/workstation one.


Should you still have questions on choice between Core i7-975 and Xeon D-2795NT, ask them in Comments section, and we shall answer.

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Intel Core i7-975
Core i7-975
Intel Xeon D-2795NT
Xeon D-2795NT

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