Product comparison · 2 pcs/workstations

Dell Precision 5820 Intel® Xeon® W-2102 vs Dell Precision 7920 Intel® Xeon® 3104

115specifications compared
26differ
89identical
39known for one product only

Key differences

The Dell Precision 7920 Intel® Xeon® 3104 has 2 more processor cores than the Dell Precision 5820 Intel® Xeon® W-2102 (6 vs 4). The Dell Precision 7920 Intel® Xeon® 3104 has 2 more processor threads than the Dell Precision 5820 Intel® Xeon® W-2102 (6 vs 4). The Dell Precision 5820 Intel® Xeon® W-2102 has 1.2 GHz more processor frequency than the Dell Precision 7920 Intel® Xeon® 3104 (2.9 GHz vs 1.7 GHz). Processor model: W-2102 on the Dell Precision 5820 Intel® Xeon® W-2102, 3104 on the Dell Precision 7920 Intel® Xeon® 3104. Processor socket: LGA 2066 (Socket R4) on the Dell Precision 5820 Intel® Xeon® W-2102, LGA 3647 (Socket P) on the Dell Precision 7920 Intel® Xeon® 3104.

Processor model
- Precision 5820 Intel® Xeon® W-2102:W-2102
- Precision 7920 Intel® Xeon® 3104:3104
Processor cores
- Precision 5820 Intel® Xeon® W-2102:4
- Precision 7920 Intel® Xeon® 3104:6
Processor threads
- Precision 5820 Intel® Xeon® W-2102:4
- Precision 7920 Intel® Xeon® 3104:6
Processor frequency
- Precision 5820 Intel® Xeon® W-2102:2.9 GHz
- Precision 7920 Intel® Xeon® 3104:1.7 GHz
Thermal Design Power (TDP)
- Precision 5820 Intel® Xeon® W-2102:120 W
- Precision 7920 Intel® Xeon® 3104:85 W
Tcase
- Precision 5820 Intel® Xeon® W-2102:66 °C
- Precision 7920 Intel® Xeon® 3104:78 °C
Processor socket
- Precision 5820 Intel® Xeon® W-2102:LGA 2066 (Socket R4)
- Precision 7920 Intel® Xeon® 3104:LGA 3647 (Socket P)
Maximum internal memory supported by processor
- Precision 5820 Intel® Xeon® W-2102:512 GB
- Precision 7920 Intel® Xeon® 3104:768 GB

Side by side

Differences highlightedShow differences only

Comparison of 5820, 7920
154 specifications	A Dell Precision 5820 Intel® Xeon® W-2102 Model 5820 View product	B Dell Precision 7920 Intel® Xeon® 3104 Model 7920 View product
Processor9 differ
Processor modelDiffers	W-2102	3104
Processor coresDiffers	4	6
Processor threadsDiffers	4	6
Processor frequencyDiffers	2.9 GHz	1.7 GHz
Bus typeKnown for one	QPI	Unknown — not stated by the source
System bus rateKnown for one	0 GT/s	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	120 W	85 W
TcaseDiffers	66 °C	78 °C
PCI Express configurationsKnown for one	1x16, 1x4, 1x8	Unknown — not stated by the source
Processor socketDiffers	LGA 2066 (Socket R4)	LGA 3647 (Socket P)
Maximum internal memory supported by processorDiffers	512 GB	768 GB
Memory clock speeds supported by processorDiffers	1600,1866,2133,2400 MHz	2133 MHz
Memory bandwidth supported by processor (max)Known for one	76.8 GB/s	Unknown — not stated by the source
Processor generationKnown for one	Unknown — not stated by the source	1st Generation Intel® Xeon® Scalable
Processor cache typeKnown for one	Unknown — not stated by the source	L3
ECC supported by processorKnown for one	Unknown — not stated by the source	Yes
Memory4 differ
Internal memoryDiffers	8 GB	16 GB
Maximum internal memoryDiffers	256 GB	1.53 TB
Memory layout (slots x size)Differs	1 x 8 GB	2 x 8 GB
Memory slotsDiffers	8x DIMM	24x DIMM
Memory channelsKnown for one	Unknown — not stated by the source	Hexa-channel
Storage2 differ
Number of storage drives supportedDiffers	6	8
HDD interfaceDiffers	SATA III	SATA
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
RAID supportKnown for one	Unknown — not stated by the source	Yes
Graphicsidentical
Number of discrete graphics cardsKnown for one	1	Unknown — not stated by the source
CUDAKnown for one	Unknown — not stated by the source	Yes
CUDA coresKnown for one	Unknown — not stated by the source	48
NVIDIA G-SYNCKnown for one	Unknown — not stated by the source	No
NVIDIA GameWorks VRKnown for one	Unknown — not stated by the source	No
Graphics card DisplayPorts quantityKnown for one	Unknown — not stated by the source	2
Performance1 differ
Motherboard chipsetDiffers	Intel® C612	Intel® C621
Audio output channelsKnown for one	Unknown — not stated by the source	2.0 channels
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsDiffers	1	2
Expansion slots1 differ
Number of 3.5" baysDiffers	5	10
PCI slotsKnown for one	1	Unknown — not stated by the source
PCI Express x8 (Gen 3.x) slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 (Gen 3.x) slotsKnown for one	Unknown — not stated by the source	2
Power1 differ
Power supplyDiffers	425 W	1400 W
Power supply input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Softwareidentical
Operating system installedKnown for one	Windows 10 Pro for Workstations	Unknown — not stated by the source
Processor special features4 differ
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	Yes	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Software Guard Extensions (Intel SGX)Known for one	No	Unknown — not stated by the source
Intel® OS GuardKnown for one	Yes	Unknown — not stated by the source
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	125038	123546
Processor codeDiffers	SR3LG	SR3GM
Processor package sizeDiffers	45 x 52.5 mm	76.0 x 56.5 mm
ScalabilityDiffers	1S	2S
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	High Definition Audio
Operational conditionsidentical
Operating altitudeKnown for one	-15.2 - 3048 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	-15.2 - 10668 m	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	176.5 mm	218 mm
DepthDiffers	518.3 mm	566 mm
HeightDiffers	417.9 mm	433 mm
WeightKnown for one	Unknown — not stated by the source	24.3 kg

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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