Product comparison · 2 pcs/workstations

Acer Aspire C605-G645W8 Intel® Pentium® G645 vs Lenovo M78 Small Form Factor

57specifications compared
26differ
31identical
87known for one product only

Key differences

The Lenovo M78 Small Form Factor has 0.8 GHz more processor frequency than the Acer Aspire C605-G645W8 Intel® Pentium® G645 (3.7 GHz vs 2.9 GHz). The Acer Aspire C605-G645W8 Intel® Pentium® G645 has 2 MB more processor cache than the Lenovo M78 Small Form Factor (3 MB vs 1 MB). The Lenovo M78 Small Form Factor has 2 GB more internal memory than the Acer Aspire C605-G645W8 Intel® Pentium® G645 (4 GB vs 2 GB). Only the Acer Aspire C605-G645W8 Intel® Pentium® G645 has card reader integrated. Only the Acer Aspire C605-G645W8 Intel® Pentium® G645 has DVI port.

Processor manufacturer
- Aspire C605-G645W8 Intel® Pentium® G645:Intel
- M78 Small Form Factor:AMD
Processor family
- Aspire C605-G645W8 Intel® Pentium® G645:Intel® Pentium®
- M78 Small Form Factor:AMD A4
Processor model
- Aspire C605-G645W8 Intel® Pentium® G645:G645
- M78 Small Form Factor:A4-6300B
Processor frequency
- Aspire C605-G645W8 Intel® Pentium® G645:2.9 GHz
- M78 Small Form Factor:3.7 GHz
Processor cache
- Aspire C605-G645W8 Intel® Pentium® G645:3 MB
- M78 Small Form Factor:1 MB
Processor cache type
- Aspire C605-G645W8 Intel® Pentium® G645:Smart Cache
- M78 Small Form Factor:L2
Processor socket
- Aspire C605-G645W8 Intel® Pentium® G645:LGA 1155 (Socket H2)
- M78 Small Form Factor:Socket FM2
Internal memory
- Aspire C605-G645W8 Intel® Pentium® G645:2 GB
- M78 Small Form Factor:4 GB

Side by side

Differences highlightedShow differences only

Comparison of C605-G645W8, M78 Small Form Factor
144 specifications	A Acer Aspire C605-G645W8 Intel® Pentium® G645 Model C605-G645W8 View product	B Lenovo M78 Small Form Factor View product
Processor7 differ
Processor manufacturerDiffers	Intel	AMD
Processor familyDiffers	Intel® Pentium®	AMD A4
Processor modelDiffers	G645	A4-6300B
Processor cores	2	2
Processor threadsKnown for one	2	Unknown — not stated by the source
Processor frequencyDiffers	2.9 GHz	3.7 GHz
Processor cacheDiffers	3 MB	1 MB
Processor cache typeDiffers	Smart Cache	L2
Bus typeKnown for one	DMI	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor lithographyKnown for one	32 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Pentium G600 Series for Desktop	Unknown — not stated by the source
Processor codenameKnown for one	Sandy Bridge	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	65 W	Unknown — not stated by the source
TcaseKnown for one	69.1 °C	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Number of processors installed	1	1
Processor socketDiffers	LGA 1155 (Socket H2)	Socket FM2
CPU multiplier (bus/core ratio)Known for one	29	Unknown — not stated by the source
SteppingKnown for one	Q0	Unknown — not stated by the source
Maximum internal memory supported by processorKnown for one	32 GB	Unknown — not stated by the source
Memory types supported by processorKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Memory clock speeds supported by processorKnown for one	1066 MHz	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	17 GB/s	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.9 GHz
Memory2 differ
Internal memoryDiffers	2 GB	4 GB
Maximum internal memoryDiffers	8 GB	32 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory channelsKnown for one	Dual-channel	Unknown — not stated by the source
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 4 GB
Memory slotsKnown for one	Unknown — not stated by the source	4x DIMM
Memory clock speedKnown for one	Unknown — not stated by the source	1600 MHz
Storage3 differ
Total storage capacity	500 GB	500 GB
Optical drive typeDiffers	DVD Super Multi	DVD±RW
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interfaceDiffers	SATA II	SATA III
Number of SSDs installedKnown for one	0	Unknown — not stated by the source
Card reader integratedDiffers	Yes	No
Compatible memory cardsKnown for one	Memory Stick (MS), MMC, SD, xD	Unknown — not stated by the source
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
RAID supportKnown for one	Unknown — not stated by the source	Yes
RAID levelsKnown for one	Unknown — not stated by the source	0, 1
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics card model	Not available	Not available
On-board graphics card familyDiffers	Intel® HD Graphics	AMD Radeon HD 8000
On-board graphics card modelDiffers	Intel® HD Graphics	AMD Radeon HD 8370D
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	850 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1100 MHz	Unknown — not stated by the source
Performance1 differ
Product type	PC	PC
Motherboard chipsetDiffers	Intel® H61 Express	AMD A75
Optical driveidentical
Optical drives quantity	1	1
BD interface typeKnown for one	Unknown — not stated by the source	SATA
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Wi-Fi	No	No
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	6	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	4
HDMI ports quantity	0	0
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
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
Expansion slots2 differ
PCI Express x1 (Gen 2.x) slotsDiffers	2	1
PCI Express x16 (Gen 2.x) slots	1	1
PCI slotsDiffers	1	2
Number of 3.5" baysKnown for one	Unknown — not stated by the source	2
Power1 differ
Power supplyDiffers	200 W	240 W
Designidentical
Placement supported	Vertical	Vertical
Product colour	Black	Black
Cooling typeKnown for one	Active	Unknown — not stated by the source
Chassis typeKnown for one	Unknown — not stated by the source	SFF
Number of 5.25" baysKnown for one	Unknown — not stated by the source	1
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Software1 differ
Operating system installedDiffers	Windows 8	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Trial softwareKnown for one	Unknown — not stated by the source	Norton Internet Security, Microsoft Office
Bundled softwareKnown for one	Unknown — not stated by the source	ThinkVantage Product Recovery ThinkVantage System Update ThinkVantage Communication Utility ThinkVantage Power Manager View Management Utility PC Device Stage Lenovo Cloud Storage Lenovo Solution Center Lenovo Message Center Plus Adobe Reader SkypeTM Evernote Cyberlink Power2Go Cyberlink PowerProduc
Displayidentical
Display included	No	No
Processor special featuresidentical
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDKnown for one	69116	Unknown — not stated by the source
Processor codeKnown for one	SR0RS	Unknown — not stated by the source
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE4.1, SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Identity Protection Technology (Intel® IPT)Known for one	Unknown — not stated by the source	No
Weight & dimensions3 differ
WidthDiffers	175 mm	339 mm
DepthDiffers	413.7 mm	381 mm
HeightDiffers	380.5 mm	100 mm
WeightKnown for one	Unknown — not stated by the source	7.5 kg
Packaging contentidentical
Mouse included	Yes	Yes
Keyboard included	Yes	Yes
Cables includedKnown for one	Unknown — not stated by the source	AC
ManualKnown for one	Unknown — not stated by the source	Yes
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	High Definition Audio
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Other featuresidentical
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional

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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