Xeon D-2799 vs Core 2 Duo E8400

VS

Aggregate performance score

Core 2 Duo E8400
2008
2 cores / 2 threads, 65 Watt
0.73
Xeon D-2799
2022
20 cores / 40 threads, 129 Watt
21.10
+2790%

Xeon D-2799 outperforms Core 2 Duo E8400 by a whopping 2790% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo E8400 and Xeon D-2799 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2693260
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data27.98
Market segmentDesktop processorServer
Power efficiency1.0715.59
Architecture codenameWolfdale (2008−2010)Ice Lake-D (2022−2023)
Release date1 January 2008 (17 years ago)24 February 2022 (2 years ago)
Launch price (MSRP)no data$1,972

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core 2 Duo E8400 and Xeon D-2799 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)20 (Icosa-Core)
Performance-coresno data20
Threads240
Base clock speed3 GHz2.4 GHz
Boost clock speed3 GHz3.4 GHz
Bus rate1333 MHzno data
L1 cache64 KB (per core)80 KB (per core)
L2 cache6 MB (shared)1.25 MB (per core)
L3 cache0 KB30 MB (shared)
Chip lithography45 nm10 nm
Die size104 mm2no data
Maximum case temperature (TCase)72 °Cno data
Number of transistors410 millionno data
64 bit support++
Windows 11 compatibility-+
VID voltage range0.85V-1.3625Vno data

Compatibility

Information on Core 2 Duo E8400 and Xeon D-2799 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
SocketLGA775FCBGA2579
Power consumption (TDP)65 Watt129 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo E8400 and Xeon D-2799. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® AVX-512
AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)++
QuickAssistno data-
Turbo Boost Technology-2.0
Hyper-Threading Technology-+
Idle States+no data
Thermal Monitoring++
Demand Based Switching-no data
FSB parity-no data
Deep Learning Boost-+

Security technologies

Core 2 Duo E8400 and Xeon D-2799 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 2 Duo E8400 and Xeon D-2799 are enumerated here.

VT-d++
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E8400 and Xeon D-2799. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1, DDR2, DDR3DDR4
Maximum memory sizeno data1 TB
Max memory channelsno data4
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)N/A

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo E8400 and Xeon D-2799.

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.

Core 2 Duo E8400 0.73
Xeon D-2799 21.10
+2790%

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.

Core 2 Duo E8400 1165
Xeon D-2799 33792
+2801%

Gaming performance

Pros & cons summary


Performance score 0.73 21.10
Recency 1 January 2008 24 February 2022
Physical cores 2 20
Threads 2 40
Chip lithography 45 nm 10 nm
Power consumption (TDP) 65 Watt 129 Watt

Core 2 Duo E8400 has 98.5% lower power consumption.

Xeon D-2799, on the other hand, has a 2790.4% higher aggregate performance score, an age advantage of 14 years, 900% more physical cores and 1900% more threads, and a 350% more advanced lithography process.

The Xeon D-2799 is our recommended choice as it beats the Core 2 Duo E8400 in performance tests.

Note that Core 2 Duo E8400 is a desktop processor while Xeon D-2799 is a server/workstation one.


Should you still have questions on choice between Core 2 Duo E8400 and Xeon D-2799, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo E8400
Core 2 Duo E8400
Intel Xeon D-2799
Xeon D-2799

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