Product comparison · 2 pcs/workstations

Acer Aspire DT.SLJEK.128 PC Intel® Core™ i7 i7-3770 vs Acer Aspire DT.SRPEK.026 PC Intel® Core™ i5 i5-4440

117specifications compared
33differ
84identical
21known for one product only

Key differences

Processor family
- Aspire DT.SLJEK.128 PC Intel® Core™ i7 i7-3770:Intel® Core™ i7
- Aspire DT.SRPEK.026 PC Intel® Core™ i5 i5-4440:Intel® Core™ i5
Processor generation
- Aspire DT.SLJEK.128 PC Intel® Core™ i7 i7-3770:3rd gen Intel® Core™ i7
- Aspire DT.SRPEK.026 PC Intel® Core™ i5 i5-4440:4th gen Intel® Core™ i5
Processor model
- Aspire DT.SLJEK.128 PC Intel® Core™ i7 i7-3770:i7-3770
- Aspire DT.SRPEK.026 PC Intel® Core™ i5 i5-4440:i5-4440
Processor threads
- Aspire DT.SLJEK.128 PC Intel® Core™ i7 i7-3770:8
- Aspire DT.SRPEK.026 PC Intel® Core™ i5 i5-4440:4
Processor boost frequency
- Aspire DT.SLJEK.128 PC Intel® Core™ i7 i7-3770:3.9 GHz
- Aspire DT.SRPEK.026 PC Intel® Core™ i5 i5-4440:3.3 GHz
Processor frequency
- Aspire DT.SLJEK.128 PC Intel® Core™ i7 i7-3770:3.4 GHz
- Aspire DT.SRPEK.026 PC Intel® Core™ i5 i5-4440:3.1 GHz
Processor cache
- Aspire DT.SLJEK.128 PC Intel® Core™ i7 i7-3770:8 MB
- Aspire DT.SRPEK.026 PC Intel® Core™ i5 i5-4440:6 MB
Bus type
- Aspire DT.SLJEK.128 PC Intel® Core™ i7 i7-3770:DMI
- Aspire DT.SRPEK.026 PC Intel® Core™ i5 i5-4440:DMI2

Side by side

Differences highlightedShow differences only

Comparison of DT.SLJEK.128, DT.SRPEK.026
138 specifications	A Acer Aspire DT.SLJEK.128 PC Intel® Core™ i7 i7-3770 Model DT.SLJEK.128 View product	B Acer Aspire DT.SRPEK.026 PC Intel® Core™ i5 i5-4440 Model DT.SRPEK.026 View product
Processor15 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i5
Processor generationDiffers	3rd gen Intel® Core™ i7	4th gen Intel® Core™ i5
Processor modelDiffers	i7-3770	i5-4440
Processor cores	4	4
Processor threadsDiffers	8	4
Processor boost frequencyDiffers	3.9 GHz	3.3 GHz
Processor frequencyDiffers	3.4 GHz	3.1 GHz
Processor cacheDiffers	8 MB	6 MB
Processor cache type	Smart Cache	Smart Cache
Bus typeDiffers	DMI	DMI2
FSB Parity	No	No
System bus rate	5 GT/s	5 GT/s
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-3700 Desktop series	Intel Core i5-4400 Desktop series
Processor codenameDiffers	Ivy Bridge	Haswell
Thermal Design Power (TDP)Differs	77 W	84 W
TcaseDiffers	67.4 °C	72.72 °C
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	16
PCI Express configurationsDiffers	1x8, 1x16, 2x4, 2x8	1x16, 2x8, 1x8+2x4
PCI Express slots version	3.0	3.0
Number of QPI linksKnown for one	Unknown — not stated by the source	1
Number of processors installed	1	1
Processor socketDiffers	LGA 1155 (Socket H2)	LGA 1150 (Socket H3)
SteppingDiffers	E1	C0
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	1333,1600 MHz	1333,1600 MHz
Memory bandwidth supported by processor (max)	25.6 GB/s	25.6 GB/s
ECC supported by processor	No	No
TjunctionKnown for one	105 °C	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	34	Unknown — not stated by the source
Memoryidentical
Internal memory	6 GB	6 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory channels	Dual-channel	Dual-channel
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Memory layout (slots x size)Known for one	2 x 2 + 2 x 4 GB	Unknown — not stated by the source
Storageidentical
Total storage capacity	2 TB	2 TB
Optical drive type	DVD±RW	DVD±RW
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	2 TB	2 TB
HDD interface	SATA, SATA II	SATA, SATA II
Card reader integratedKnown for one	Yes	Unknown — not stated by the source
Compatible memory cardsKnown for one	MMC, SD, xD	Unknown — not stated by the source
Graphics5 differ
On-board graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 620	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4000	Intel® HD Graphics 4600
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.74 GB
Number of displays supported (on-board graphics)	3	3
On-board graphics card base frequencyDiffers	650 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1100 MHz
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	11.1
On-board graphics card IDDiffers	0x162	0x412
Discrete graphics card memoryKnown for one	1 GB	Unknown — not stated by the source
Number of discrete graphics cardsKnown for one	1	Unknown — not stated by the source
Performanceidentical
Product type	PC	PC
Optical driveidentical
Optical drives quantity	1	1
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Wi-Fi	Yes	Yes
Top Wi-Fi standard	Wi-Fi 4 (802.11n)	Wi-Fi 4 (802.11n)
Wi-Fi standards	802.11a, 802.11b, 802.11g	802.11a, 802.11b, 802.11g
BluetoothKnown for one	Unknown — not stated by the source	Yes
Ports & interfacesidentical
Thunderbolt ports quantity	0	0
Thunderbolt 2 ports quantity	0	0
HDMI ports quantity	1	1
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	No	No
DC-in jack	Yes	Yes
USB 2.0 ports quantityKnown for one	8	Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
Expansion slotsidentical
PCI Express x1 slots	1	1
PCI Express x16 slots	1	1
Mini PCI Express slotsKnown for one	Unknown — not stated by the source	1
Poweridentical
Power supply	220 W	220 W
Designidentical
Product colour	Black	Black
Software1 differ
Operating system installedDiffers	Windows 8	Windows 8.1
Operating system architecture	64-bit	64-bit
Processor special features9 differ
CPU configuration (max)	1	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	22 nm	22 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	Yes	Yes
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage Technology	No	No
Intel Secure Key Technology version	1.00	1.00
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	1.00
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	No
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	0.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
Intel Trusted Execution TechnologyDiffers	Yes	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)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® OS GuardKnown for one	Unknown — not stated by the source	Yes
Intel® Secure Key	Yes	Yes
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
Processor ARK IDDiffers	65719	75038
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
ScalabilityKnown for one	Unknown — not stated by the source	1S
Supported instruction setsDiffers	AVX, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Thermal solution specificationDiffers	PCG 2011D	PCG 2013D
Intel® Turbo Boost Technology	2.0	2.0
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Conflict-Free processor	Yes	Yes
Weight & dimensions3 differ
WidthDiffers	100 mm	367 mm
DepthDiffers	367 mm	269.5 mm
HeightDiffers	269.5 mm	100 mm
Packaging contentidentical
Mouse included	No	No
Keyboard included	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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