Product comparison · 2 pcs/workstations

Acer Gateway DX4820-07M vs Lenovo ThinkStation D20 (4155-79G), BE

77specifications compared
36differ
41identical
47known for one product only

Key differences

The Acer Gateway DX4820-07M has 0.24 GHz more processor frequency than the Lenovo ThinkStation D20 (4155-79G), BE (2.5 GHz vs 2.26 GHz). The Acer Gateway DX4820-07M has 15 W more thermal Design Power (TDP) than the Lenovo ThinkStation D20 (4155-79G), BE (95 W vs 80 W). The Lenovo ThinkStation D20 (4155-79G), BE has 4.6°C more tcase than the Acer Gateway DX4820-07M (76 °C vs 71.4 °C). Only the Lenovo ThinkStation D20 (4155-79G), BE has ECC supported by processor. Only the Lenovo ThinkStation D20 (4155-79G), BE has Intel Demand Based Switching.

Processor family
- Gateway DX4820-07M:Intel® Core™2 Quad
- ThinkStation D20 (4155-79G), BE:Intel® Xeon® 5000 Sequence
Processor model
- Gateway DX4820-07M:Q8300
- ThinkStation D20 (4155-79G), BE:E5507
Processor frequency
- Gateway DX4820-07M:2.5 GHz
- ThinkStation D20 (4155-79G), BE:2.26 GHz
Processor cache type
- Gateway DX4820-07M:L2
- ThinkStation D20 (4155-79G), BE:Smart Cache
Bus type
- Gateway DX4820-07M:FSB
- ThinkStation D20 (4155-79G), BE:QPI
Processor codename
- Gateway DX4820-07M:Yorkfield
- ThinkStation D20 (4155-79G), BE:Nehalem EP
Thermal Design Power (TDP)
- Gateway DX4820-07M:95 W
- ThinkStation D20 (4155-79G), BE:80 W
Tcase
- Gateway DX4820-07M:71.4 °C
- ThinkStation D20 (4155-79G), BE:76 °C

Side by side

Differences highlightedShow differences only

Comparison of Gateway DX4820-07M, ThinkStation D20 (4155-79G), BE
124 specifications	A Acer Gateway DX4820-07M View product	B Lenovo ThinkStation D20 (4155-79G), BE View product
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Quad	Intel® Xeon® 5000 Sequence
Processor modelDiffers	Q8300	E5507
Processor cores	4	4
Processor threads	4	4
Processor frequencyDiffers	2.5 GHz	2.26 GHz
Processor cache	4 MB	4 MB
Processor cache typeDiffers	L2	Smart Cache
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
Bus typeDiffers	FSB	QPI
FSB Parity	No	No
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Quad Q8000 Series	Intel Xeon 5500 Series
Processor codenameDiffers	Yorkfield	Nehalem EP
Thermal Design Power (TDP)Differs	95 W	80 W
TcaseDiffers	71.4 °C	76 °C
Number of processors installedKnown for one	1	Unknown — not stated by the source
Processor socketDiffers	LGA 775 + AM2/2+	Socket B (LGA 1366)
Number of Processing Die TransistorsKnown for one	456 M	Unknown — not stated by the source
Processing Die sizeKnown for one	164 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	7.5	Unknown — not stated by the source
PlatformKnown for one	PC	Unknown — not stated by the source
SteppingDiffers	R0	D0
ECC supported by processorDiffers	No	Yes
System bus rateKnown for one	Unknown — not stated by the source	4.8 GT/s
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	144 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	800 MHz
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	19.2 GB/s
Memory2 differ
Internal memoryDiffers	4 GB	3 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	2 x 2 GB	3 x 1 GB
Memory clock speed	1066 MHz	1066 MHz
Maximum internal memoryKnown for one	Unknown — not stated by the source	96 GB
Memory channelsKnown for one	Unknown — not stated by the source	Triple-channel
Storage3 differ
Total storage capacityKnown for one	640 GB	Unknown — not stated by the source
Optical drive typeDiffers	DVD Super Multi DL	DVD-RW
HDD interfaceDiffers	SATA	SATA II
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	miniSD, MMC, MS Duo, MS Pro, MS Pro Duo, SD, SmartMedia, xD	CF, MMC, SD, xD
Floppy drive installedKnown for one	No	Unknown — not stated by the source
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel® GMA X4500	Unknown — not stated by the source
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Performance1 differ
Product typeDiffers	PC	Workstation
Networkidentical
Ethernet LANKnown for one	Yes	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
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers	8	10
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsDiffers	1	2
Headphone outputsDiffers	6	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantityDiffers	1	0
DVI portKnown for one	No	Unknown — not stated by the source
PS/2 ports quantityDiffers	2	0
Firewire (IEEE 1394) portsDiffers	1	2
Serial ports quantityDiffers	0	1
Parallel ports quantity	0	0
Line-inKnown for one	Unknown — not stated by the source	Yes
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Expansion slotsidentical
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slots	1	1
PCI slots	2	2
Designidentical
Chassis type	Tower	Tower
Product colourKnown for one	Black	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows 7 Professional
Optional operating system suppliedKnown for one	Unknown — not stated by the source	Windows XP Professional
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows XP Pro SP1a/SP2a 32/64-bit Red Hat Enterprise Linux 5.0 Windows Vista 32/64-bit Windows Vista Enterprise 32/64-bit Windows Vista Ultimate 32/64-bit
Displayidentical
Display included	No	No
Processor special features7 differ
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 SwitchingDiffers	No	Yes
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology (VT-x)Differs	2	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
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	39107	37100
Processor codeDiffers	SLGUR	SLBKC
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Thermal Monitoring TechnologiesDiffers	Yes	No
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	Unknown — not stated by the source	Yes
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Weight & dimensions3 differ
WidthDiffers	180 mm	210 mm
DepthDiffers	413.2 mm	579 mm
HeightDiffers	412.4 mm	485 mm
WeightKnown for one	Unknown — not stated by the source	24.9 kg
Packaging contentidentical
Remote control includedKnown for one	No	Unknown — not stated by the source
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Multimediaidentical
Built-in cameraKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	40x
Poweridentical
Power requirementsKnown for one	Unknown — not stated by the source	100-240V; 50/60Hz
Power supplyKnown for one	Unknown — not stated by the source	1060 W
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	ADI 1988 A
Keyboardidentical
Keyboard typeKnown for one	Unknown — not stated by the source	Preferred Pro USB

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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