Product comparison · 2 pcs/workstations

Lenovo ThinkCentre 3598C26 PC Intel® Pentium® G645 vs Lenovo Essential H520 Intel Pentium G G2020

90specifications compared
28differ
62identical
46known for one product only

Key differences

The Lenovo ThinkCentre 3598C26 PC Intel® Pentium® G645 has 10 nm more processor lithography than the Lenovo Essential H520 Intel Pentium G G2020 (32 nm vs 22 nm). The Lenovo ThinkCentre 3598C26 PC Intel® Pentium® G645 has 10 W more thermal Design Power (TDP) than the Lenovo Essential H520 Intel Pentium G G2020 (65 W vs 55 W). The Lenovo Essential H520 Intel Pentium G G2020 has 267 MHz more memory clock speeds supported by processor than the Lenovo ThinkCentre 3598C26 PC Intel® Pentium® G645 (1333 MHz vs 1066 MHz). Only the Lenovo Essential H520 Intel Pentium G G2020 has ECC supported by processor. Only the Lenovo ThinkCentre 3598C26 PC Intel® Pentium® G645 has DVI port.

Processor family
- ThinkCentre 3598C26 PC Intel® Pentium® G645:Intel® Pentium®
- Essential H520 Intel Pentium G G2020:Intel Pentium G
Processor model
- ThinkCentre 3598C26 PC Intel® Pentium® G645:G645
- Essential H520 Intel Pentium G G2020:G2020
Processor lithography
- ThinkCentre 3598C26 PC Intel® Pentium® G645:32 nm
- Essential H520 Intel Pentium G G2020:22 nm
Processor codename
- ThinkCentre 3598C26 PC Intel® Pentium® G645:Sandy Bridge
- Essential H520 Intel Pentium G G2020:Ivy Bridge
Thermal Design Power (TDP)
- ThinkCentre 3598C26 PC Intel® Pentium® G645:65 W
- Essential H520 Intel Pentium G G2020:55 W
Stepping
- ThinkCentre 3598C26 PC Intel® Pentium® G645:Q0
- Essential H520 Intel Pentium G G2020:P0
Memory clock speeds supported by processor
- ThinkCentre 3598C26 PC Intel® Pentium® G645:1066 MHz
- Essential H520 Intel Pentium G G2020:1333 MHz
Memory bandwidth supported by processor (max)
- ThinkCentre 3598C26 PC Intel® Pentium® G645:17 GB/s
- Essential H520 Intel Pentium G G2020:25.6 GB/s

Side by side

Differences highlightedShow differences only

Comparison of 3598C26, H520
136 specifications	A Lenovo ThinkCentre 3598C26 PC Intel® Pentium® G645 Model 3598C26 View product	B Lenovo Essential H520 Intel Pentium G G2020 Model H520 View product
Processor10 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel Pentium G
Processor modelDiffers	G645	G2020
Processor cores	2	2
Processor threads	2	2
Processor frequency	2.9 GHz	2.9 GHz
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Bus type	DMI	DMI
FSB Parity	No	No
System bus rate	5 GT/s	5 GT/s
Processor lithographyDiffers	32 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium G600 Series for Desktop	Intel Pentium G2000 Series for Desktop
Processor codenameDiffers	Sandy Bridge	Ivy Bridge
Thermal Design Power (TDP)Differs	65 W	55 W
TcaseKnown for one	69.1 °C	Unknown — not stated by the source
PCI Express slots version	2.0	2.0
Number of processors installed	1	1
Processor socket	LGA 1155 (Socket H2)	LGA 1155 (Socket H2)
CPU multiplier (bus/core ratio)	29	29
SteppingDiffers	Q0	P0
Maximum internal memory supported by processor	32 GB	32 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processorDiffers	1066 MHz	1333 MHz
Memory bandwidth supported by processor (max)Differs	17 GB/s	25.6 GB/s
ECC supported by processorDiffers	No	Yes
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16, 2x8, 1x8+2x4
Memory1 differ
Internal memory	4 GB	4 GB
Maximum internal memoryDiffers	16 GB	8 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Memory slotsKnown for one	2x DIMM	Unknown — not stated by the source
Memory clock speedKnown for one	1600 MHz	Unknown — not stated by the source
Memory channels	Dual-channel	Dual-channel
Storage1 differ
Total storage capacityDiffers	500 GB	1 TB
Optical drive typeKnown for one	DVD-RW	Unknown — not stated by the source
Storage media	HDD	HDD
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Graphics3 differ
On-board graphics card	Yes	Yes
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
Number of displays supported (on-board graphics)Differs	2	3
On-board graphics card base frequencyDiffers	850 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1050 MHz
Performanceidentical
Product type	PC	PC
Motherboard chipsetKnown for one	Intel® H61 Express	Unknown — not stated by the source
Audio output channelsKnown for one	Unknown — not stated by the source	5.1 channels
Optical driveidentical
Optical drives quantityKnown for one	1	Unknown — not stated by the source
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantity	6	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantityDiffers	0	1
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI portDiffers	Yes	No
PS/2 ports quantityDiffers	2	0
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
Serial ports quantityKnown for one	Unknown — not stated by the source	0
Parallel ports quantityKnown for one	Unknown — not stated by the source	0
Expansion slotsidentical
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
PCI slotsKnown for one	2	Unknown — not stated by the source
Poweridentical
Power supplyKnown for one	240 W	Unknown — not stated by the source
Design2 differ
Chassis typeDiffers	SFF	Desktop
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Product colourDiffers	Black	Black, Metallic
Cooling typeKnown for one	Active	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	FreeDOS	Windows 8
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 8
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Displayidentical
Display included	No	No
Processor special features7 differ
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Small Business Advantage (Intel® SBA)	No	No
Intel® Smart Cache	Yes	Yes
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	69116	71070
Processor codeDiffers	SR0RS	SR10H
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Supported instruction sets	SSE4.1, SSE4.2	SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Intel® Smart Response TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Rapid Start TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost Technology	No	No
Intel Smart Connect TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Identity Protection Technology (Intel® IPT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processorDiffers	No	Yes
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	0.00
Intel® Secure KeyKnown for one	Unknown — not stated by the source	No
Thermal solution specificationKnown for one	Unknown — not stated by the source	PCG 2011C
Audioidentical
Audio systemKnown for one	HD	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	99 mm	Unknown — not stated by the source
DepthKnown for one	382 mm	Unknown — not stated by the source
HeightKnown for one	335 mm	Unknown — not stated by the source
WeightKnown for one	6.6 kg	Unknown — not stated by the source
Packaging contentidentical
Mouse includedKnown for one	No	Unknown — not stated by the source
Keyboard includedKnown for one	No	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Enterprise, Professional	Unknown — not stated by the source

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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