Product comparison · 2 laptops

T1A Lenovo ThinkPad W541 Refurbished vs T1A PROBOOK 650 G6CI5 16GB/240G W10 REFURBISHED

94specifications compared
37differ
57identical
70known for one product only

Key differences

Product type
- Lenovo ThinkPad W541 Refurbished:Mobile workstation
- PROBOOK 650 G6CI5 16GB/240G W10 REFURBISHED:Laptop
Product colour
- Lenovo ThinkPad W541 Refurbished:Black
- PROBOOK 650 G6CI5 16GB/240G W10 REFURBISHED:Grey, Metallic
Processor family
- Lenovo ThinkPad W541 Refurbished:Intel® Core™ i7
- PROBOOK 650 G6CI5 16GB/240G W10 REFURBISHED:Intel® Core™ i5
Processor generation
- Lenovo ThinkPad W541 Refurbished:4th gen Intel® Core™ i7
- PROBOOK 650 G6CI5 16GB/240G W10 REFURBISHED:6th gen Intel® Core™ i5
Processor model
- Lenovo ThinkPad W541 Refurbished:i7-4810MQ
- PROBOOK 650 G6CI5 16GB/240G W10 REFURBISHED:i5-6440HQ
Processor threads
- Lenovo ThinkPad W541 Refurbished:8
- PROBOOK 650 G6CI5 16GB/240G W10 REFURBISHED:4
Processor boost frequency
- Lenovo ThinkPad W541 Refurbished:3.8 GHz
- PROBOOK 650 G6CI5 16GB/240G W10 REFURBISHED:3.5 GHz
Processor frequency
- Lenovo ThinkPad W541 Refurbished:2.8 GHz
- PROBOOK 650 G6CI5 16GB/240G W10 REFURBISHED:2.6 GHz

Side by side

Differences highlightedShow differences only

Comparison of Lenovo ThinkPad W541 Refurbished, PROBOOK 650 G6CI5 16GB/240G W10 REFURBISHED
164 specifications	A T1A Lenovo ThinkPad W541 Refurbished View product	B T1A PROBOOK 650 G6CI5 16GB/240G W10 REFURBISHED View product
Design2 differ
Product typeDiffers	Mobile workstation	Laptop
Product colourDiffers	Black	Grey, Metallic
Form factor	Clamshell	Clamshell
Refurbished	Yes	Yes
Displayidentical
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Touchscreen	No	No
HD typeKnown for one	Full HD	Unknown — not stated by the source
Panel typeKnown for one	TN	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Display brightnessKnown for one	300 cd/m²	Unknown — not stated by the source
Contrast ratio (typical)Known for one	500:1	Unknown — not stated by the source
Display diagonal (metric)Known for one	Unknown — not stated by the source	39.6 cm
Maximum refresh rateKnown for one	Unknown — not stated by the source	60 Hz
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	4th gen Intel® Core™ i7	6th gen Intel® Core™ i5
Processor modelDiffers	i7-4810MQ	i5-6440HQ
Processor cores	4	4
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.8 GHz	3.5 GHz
Processor frequencyDiffers	2.8 GHz	2.6 GHz
System bus rateDiffers	5 GT/s	8 GT/s
Processor cache	6 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Processor lithographyDiffers	22 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-4800 Mobile series	Intel Core i5-6400 Mobile series
Processor codenameDiffers	Haswell	Skylake
Bus typeDiffers	DMI2	DMI3
Thermal Design Power (TDP)Differs	47 W	45 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	3.0	3.0
Processor socketKnown for one	Unknown — not stated by the source	BGA 1440
SteppingKnown for one	Unknown — not stated by the source	R0
Configurable TDP-downKnown for one	Unknown — not stated by the source	35 W
Memory4 differ
Internal memory	16 GB	16 GB
Internal memory typeDiffers	DDR3L-SDRAM	DDR4-SDRAM
Memory clock speedDiffers	1600 MHz	2133 MHz
Memory form factorKnown for one	SO-DIMM	Unknown — not stated by the source
Memory slotsDiffers	4x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	32 GB	16 GB
Storage2 differ
Total storage capacityDiffers	256 GB	240 GB
Storage media	SSD	SSD
Total SSDs capacityKnown for one	256 GB	Unknown — not stated by the source
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	256 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD±RW	No
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
Compatible memory cardsKnown for one	MMC, SD, SDHC, SDXC	Unknown — not stated by the source
Graphics7 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
On-board graphics card modelDiffers	Intel® HD Graphics 4600	Intel® HD Graphics 530
Maximum on-board graphics card memoryDiffers	1.74 GB	1.7 GB
On-board graphics card base frequencyDiffers	400 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1300 MHz	950 MHz
On-board graphics card DirectX versionDiffers	11.1	12.0
On-board graphics card IDDiffers	0x416	0x191B
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.4
Audioidentical
Audio chipKnown for one	Realtek ALC3232	Unknown — not stated by the source
Number of built-in speakers	2	2
Speaker powerKnown for one	1 W	Unknown — not stated by the source
Built-in subwooferKnown for one	No	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Number of microphonesKnown for one	2	Unknown — not stated by the source
Audio systemKnown for one	Unknown — not stated by the source	DTS Studio Sound
Network1 differ
Antenna typeKnown for one	2x2	Unknown — not stated by the source
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth versionKnown for one	4.0	Unknown — not stated by the source
WWANKnown for one	No	Unknown — not stated by the source
Mobile network connectionKnown for one	Unknown — not stated by the source	Yes
Mobile network generationKnown for one	Unknown — not stated by the source	4G
4G standardKnown for one	Unknown — not stated by the source	LTE
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one	2	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Mini DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
VGA (D-Sub) ports quantity	1	1
Combo headphone/mic port	Yes	Yes
Docking connector	Yes	Yes
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Keyboardidentical
Pointing deviceKnown for one	ThinkPad UltraNav	Unknown — not stated by the source
Numeric keypad	Yes	Yes
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Keyboard languageKnown for one	UK English	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 10 Pro	Windows 10 Pro
Operating system architecture	64-bit	64-bit
Operating system languageKnown for one	Unknown — not stated by the source	Multilingual
Processor special features6 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
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 Demand Based SwitchingKnown for one	Yes	Unknown — not stated by the source
Intel Enhanced Halt State	Yes	Yes
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Identity Protection Technology version	1.00	1.00
Intel QuickPath InterconnectKnown for one	Yes	Unknown — not stated by the source
Intel Secure Key Technology version	1.00	1.00
Intel TSX-NIDiffers	No	Yes
Intel TSX-NI versionDiffers	0.00	1.00
Intel Trusted Execution Technology	Yes	Yes
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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	78937	88962
Processor package sizeDiffers	37.5 x 37.5 x 4.7 mm	42 x 28 mm
Supported instruction setsDiffers	AVX 2.0	SSE4.1, SSE4.2, AVX 2.0
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	14 nm
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	Yes
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Response Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Software Guard Extensions (Intel SGX)Known for one	Unknown — not stated by the source	Yes
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	Yes
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	1.00
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	Yes
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	Yes
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	Yes
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SR2FS
Batteryidentical
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	170 W	45 W
USB Type-C charging portKnown for one	Unknown — not stated by the source	Yes
Securityidentical
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Trusted Platform Module (TPM)	Yes	Yes
Password protection	Yes	Yes
Password protection typeKnown for one	HDD, Power on, Supervisor	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	376.6 mm	378 mm
DepthDiffers	248.1 mm	257 mm
Height (front)Known for one	2.79 cm	Unknown — not stated by the source
Height (rear)Known for one	2.95 cm	Unknown — not stated by the source
WeightKnown for one	Unknown — not stated by the source	2.31 kg
HeightKnown for one	Unknown — not stated by the source	27.4 mm
Cameraidentical
Front cameraKnown for one	Unknown — not stated by the source	Yes

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.

More laptop comparisons

All laptop comparisons