Product comparison · 2 pcs/workstations

Lenovo ThinkCentre SML73MS PC Intel® Core™2 Duo E7400 vs Lenovo ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400

94specifications compared
16differ
78identical
2known for one product only

Key differences

The Lenovo ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400 has 0.2 GHz more processor frequency than the Lenovo ThinkCentre SML73MS PC Intel® Core™2 Duo E7400 (3 GHz vs 2.8 GHz). The Lenovo ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400 has 3 MB more processor cache than the Lenovo ThinkCentre SML73MS PC Intel® Core™2 Duo E7400 (6 MB vs 3 MB). The Lenovo ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400 has 267 MHz more processor front side bus than the Lenovo ThinkCentre SML73MS PC Intel® Core™2 Duo E7400 (1333 MHz vs 1066 MHz). Only the Lenovo ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400 has Intel Trusted Execution Technology. Only the Lenovo ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400 has Intel Virtualization Technology for Directed I/O (VT-d).

Processor model
- ThinkCentre SML73MS PC Intel® Core™2 Duo E7400:E7400
- ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400:E8400
Processor frequency
- ThinkCentre SML73MS PC Intel® Core™2 Duo E7400:2.8 GHz
- ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400:3 GHz
Processor cache
- ThinkCentre SML73MS PC Intel® Core™2 Duo E7400:3 MB
- ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400:6 MB
Processor front side bus
- ThinkCentre SML73MS PC Intel® Core™2 Duo E7400:1066 MHz
- ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400:1333 MHz
Tcase
- ThinkCentre SML73MS PC Intel® Core™2 Duo E7400:74.1 °C
- ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400:72.4 °C
Number of Processing Die Transistors
- ThinkCentre SML73MS PC Intel® Core™2 Duo E7400:228 M
- ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400:410 M
Processing Die size
- ThinkCentre SML73MS PC Intel® Core™2 Duo E7400:82 mm²
- ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400:107 mm²
CPU multiplier (bus/core ratio)
- ThinkCentre SML73MS PC Intel® Core™2 Duo E7400:10.5
- ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400:9

Side by side

Differences highlightedShow differences only

Comparison of SML73MS, SMS75HX
96 specifications	A Lenovo ThinkCentre SML73MS PC Intel® Core™2 Duo E7400 Model SML73MS View product	B Lenovo ThinkCentre SMS75HX PC Intel® Core™2 Duo E8400 Model SMS75HX View product
Processor10 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	E7400	E8400
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.8 GHz	3 GHz
Processor cacheDiffers	3 MB	6 MB
Processor cache type	L2	L2
Processor front side busDiffers	1066 MHz	1333 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo E7000 Series	Intel Core 2 Duo E8000 Series
Processor codename	Wolfdale	Wolfdale
Thermal Design Power (TDP)	65 W	65 W
TcaseDiffers	74.1 °C	72.4 °C
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	228 M	410 M
Processing Die sizeDiffers	82 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	10.5	9
SteppingDiffers	R0	E0
ECC supported by processor	No	No
Memoryidentical
Internal memory	2 GB	2 GB
Maximum internal memory	4 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Storageidentical
Total storage capacity	320 GB	320 GB
Optical drive type	DVD-RW	DVD-RW
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	No	No
Floppy drive installed	No	No
Graphicsidentical
Discrete graphics card model	Intel® GMA 4500M	Intel® GMA 4500M
On-board graphics card modelKnown for one	Unknown — not stated by the source	Not available
Graphics card family	Intel	Intel
Performanceidentical
Product type	PC	PC
Audio output channels	5.1 channels	5.1 channels
Networkidentical
Ethernet LAN	Yes	Yes
Wi-Fi	No	No
Ports & interfacesidentical
USB 2.0 ports quantity	6	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
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 port	No	No
PS/2 ports quantity	2	2
Firewire (IEEE 1394) ports	0	0
Serial ports quantity	2	2
Parallel ports quantity	1	1
Poweridentical
Power supply	280 W	280 W
Designidentical
Chassis type	SFF	SFF
Product colour	Black	Black
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Displayidentical
Display included	No	No
Processor special features5 differ
Embedded options available	Yes	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
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	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 TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)	No	No
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	36500	33910
Processor codeDiffers	SLB9Y	SLB9J
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
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
Weight & dimensions1 differ
Width	317 mm	317 mm
Depth	355 mm	355 mm
HeightDiffers	99 mm	355 mm
Weight	7.5 kg	7.5 kg
Packaging contentidentical
Remote control included	No	No
Other featuresidentical
TV tuner integrated	No	No

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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