Product comparison · 2 pcs/workstations

Acer Aspire C600 Intel® Pentium® G645 vs HP Compaq CQ2903ES Intel® Celeron® G G550T

110specifications compared
25differ
85identical
27known for one product only

Key differences

The Acer Aspire C600 Intel® Pentium® G645 has 0.7 GHz more processor frequency than the HP Compaq CQ2903ES Intel® Celeron® G G550T (2.9 GHz vs 2.2 GHz). The Acer Aspire C600 Intel® Pentium® G645 has 1 MB more processor cache than the HP Compaq CQ2903ES Intel® Celeron® G G550T (3 MB vs 2 MB). The Acer Aspire C600 Intel® Pentium® G645 has 30 W more thermal Design Power (TDP) than the HP Compaq CQ2903ES Intel® Celeron® G G550T (65 W vs 35 W). Processor family: Intel® Pentium® on the Acer Aspire C600 Intel® Pentium® G645, Intel® Celeron® G on the HP Compaq CQ2903ES Intel® Celeron® G G550T. Processor model: G645 on the Acer Aspire C600 Intel® Pentium® G645, G550T on the HP Compaq CQ2903ES Intel® Celeron® G G550T.

Processor family
- Aspire C600 Intel® Pentium® G645:Intel® Pentium®
- Compaq CQ2903ES Intel® Celeron® G G550T:Intel® Celeron® G
Processor model
- Aspire C600 Intel® Pentium® G645:G645
- Compaq CQ2903ES Intel® Celeron® G G550T:G550T
Processor frequency
- Aspire C600 Intel® Pentium® G645:2.9 GHz
- Compaq CQ2903ES Intel® Celeron® G G550T:2.2 GHz
Processor cache
- Aspire C600 Intel® Pentium® G645:3 MB
- Compaq CQ2903ES Intel® Celeron® G G550T:2 MB
Thermal Design Power (TDP)
- Aspire C600 Intel® Pentium® G645:65 W
- Compaq CQ2903ES Intel® Celeron® G G550T:35 W
Tcase
- Aspire C600 Intel® Pentium® G645:69.1 °C
- Compaq CQ2903ES Intel® Celeron® G G550T:65 °C
CPU multiplier (bus/core ratio)
- Aspire C600 Intel® Pentium® G645:29
- Compaq CQ2903ES Intel® Celeron® G G550T:22
Internal memory
- Aspire C600 Intel® Pentium® G645:4 GB
- Compaq CQ2903ES Intel® Celeron® G G550T:8 GB

Side by side

Differences highlightedShow differences only

Comparison of C600, CQ2903ES
137 specifications	A Acer Aspire C600 Intel® Pentium® G645 Model C600 View product	B HP Compaq CQ2903ES Intel® Celeron® G G550T Model CQ2903ES View product
Processor8 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Celeron® G
Processor modelDiffers	G645	G550T
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.9 GHz	2.2 GHz
Processor cacheDiffers	3 MB	2 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 lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium G600 Series for Desktop	Intel Celeron Processor G500 Series for Desktop
Processor codename	Sandy Bridge	Sandy Bridge
Thermal Design Power (TDP)Differs	65 W	35 W
TcaseDiffers	69.1 °C	65 °C
PCI Express slots version	2.0	2.0
Processor socket	LGA 1155 (Socket H2)	LGA 1155 (Socket H2)
CPU multiplier (bus/core ratio)Differs	29	22
Stepping	Q0	Q0
Maximum internal memory supported by processor	32 GB	32 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	1066 MHz	1066 MHz
Memory bandwidth supported by processor (max)	17 GB/s	17 GB/s
ECC supported by processor	No	No
Number of processors installedKnown for one	1	Unknown — not stated by the source
Maximum number of SMP processorsKnown for one	1	Unknown — not stated by the source
Memory3 differ
Internal memoryDiffers	4 GB	8 GB
Maximum internal memoryDiffers	8 GB	16 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory slots	2x DIMM	2x DIMM
Memory clock speedDiffers	1333 MHz	1600 MHz
Memory channels	Dual-channel	Dual-channel
Memory layout (slots x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Storage1 differ
Total storage capacity	500 GB	500 GB
Optical drive type	DVD Super Multi	DVD Super Multi
Storage mediaKnown for one	Unknown — not stated by the source	HDD
Number of HDDs supportedKnown for one	Unknown — not stated by the source	1
Number of HDDs installed	1	1
HDD capacity	500 GB	500 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
HDD sizeKnown for one	Unknown — not stated by the source	3.5"
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO, SD, xD	Memory Stick (MS), MMC, MMC+, MS PRO, SD, xD
Graphics3 differ
On-board graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® 605	Not available
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)	2	2
On-board graphics card base frequencyDiffers	850 MHz	650 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1000 MHz
Discrete graphics card memoryKnown for one	1 GB	Unknown — not stated by the source
Graphics card familyKnown for one	Intel, NVIDIA	Unknown — not stated by the source
Performanceidentical
Product type	PC	PC
Motherboard chipset	Intel® H61	Intel® H61
Motherboard form factorKnown for one	Unknown — not stated by the source	mini ITX
Compatible processor seriesKnown for one	Unknown — not stated by the source	Intel® Pentium®
Audio output channelsKnown for one	5.1 channels	Unknown — not stated by the source
Optical driveidentical
Optical drives quantity	1	1
Network2 differ
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,100 Mbit/s
Cabling technologyDiffers	10/100/1000Base-T(X)	10/100Base-T(X)
Wi-Fi	No	No
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantity	6	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
HDMI ports quantityDiffers	1	0
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-out	Yes	Yes
Line-in	Yes	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI port	Yes	Yes
PS/2 ports quantityDiffers	2	0
DC-in jack	Yes	Yes
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
Expansion slotsidentical
Number of 3.5" baysKnown for one	Unknown — not stated by the source	1
Poweridentical
Power supplyKnown for one	Unknown — not stated by the source	90 W
Power supply input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Power supply input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Designidentical
Chassis type	Mini Tower	Mini Tower
Number of 5.25" baysKnown for one	Unknown — not stated by the source	1
Product colour	Black	Black
Cooling typeKnown for one	Unknown — not stated by the source	Active
Country of originKnown for one	Unknown — not stated by the source	China
Softwareidentical
Operating system installed	Windows 8	Windows 8
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Drivers included	Yes	Yes
Displayidentical
Display included	No	No
Processor special features2 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 Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
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® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	69116	53419
Processor codeDiffers	SR0RS	SR05V
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® Turbo Boost Technology	No	No
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® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	Realtek ALC662
Weight & dimensions4 differ
WidthDiffers	100 mm	165 mm
DepthDiffers	367 mm	381 mm
HeightDiffers	269 mm	355 mm
WeightDiffers	5.8 kg	4.94 kg
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Keyboard includedKnown 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 pcs/workstations comparisons

All pcs/workstations comparisons