Product comparison · 2 cpus

HP Intel Xeon E7-4820, FI, Ref vs HP Intel Xeon E7-4870, FI, Ref

37specifications compared
9differ
28identical
0known for one product only

Key differences

The HP Intel Xeon E7-4870, FI, Ref has 0.4 GHz more processor base frequency than the HP Intel Xeon E7-4820, FI, Ref (2.4 GHz vs 2 GHz). The HP Intel Xeon E7-4870, FI, Ref has 2 more processor cores than the HP Intel Xeon E7-4820, FI, Ref (10 vs 8). The HP Intel Xeon E7-4870, FI, Ref has 4 more processor threads than the HP Intel Xeon E7-4820, FI, Ref (20 vs 16). Processor model: E7-4820 on the HP Intel Xeon E7-4820, FI, Ref, E7-4870 on the HP Intel Xeon E7-4870, FI, Ref.

Processor model
- Intel Xeon E7-4820, FI, Ref:E7-4820
- Intel Xeon E7-4870, FI, Ref:E7-4870
Processor base frequency
- Intel Xeon E7-4820, FI, Ref:2 GHz
- Intel Xeon E7-4870, FI, Ref:2.4 GHz
Processor cores
- Intel Xeon E7-4820, FI, Ref:8
- Intel Xeon E7-4870, FI, Ref:10
Processor threads
- Intel Xeon E7-4820, FI, Ref:16
- Intel Xeon E7-4870, FI, Ref:20
System bus rate
- Intel Xeon E7-4820, FI, Ref:5.86 GT/s
- Intel Xeon E7-4870, FI, Ref:6.4 GT/s
Processor boost frequency
- Intel Xeon E7-4820, FI, Ref:2.266 GHz
- Intel Xeon E7-4870, FI, Ref:2.8 GHz
Processor cache
- Intel Xeon E7-4820, FI, Ref:18 MB
- Intel Xeon E7-4870, FI, Ref:30 MB
Thermal Design Power (TDP)
- Intel Xeon E7-4820, FI, Ref:105 W
- Intel Xeon E7-4870, FI, Ref:130 W

Side by side

Differences highlightedShow differences only

Comparison of Intel Xeon E7-4820, FI, Ref, Intel Xeon E7-4870, FI, Ref
37 specifications	A HP Intel Xeon E7-4820, FI, Ref View product	B HP Intel Xeon E7-4870, FI, Ref View product
Processor8 differ
Processor family	Intel® Xeon® E7 Family	Intel® Xeon® E7 Family
Processor modelDiffers	E7-4820	E7-4870
Processor base frequencyDiffers	2 GHz	2.4 GHz
Processor coresDiffers	8	10
Processor socket	LGA 1567 (Socket LS)	LGA 1567 (Socket LS)
Processor lithography	32 nm	32 nm
Component for	Server/workstation	Server/workstation
Processor threadsDiffers	16	20
System bus rateDiffers	5.86 GT/s	6.4 GT/s
Processor operating modes	32-bit, 64-bit	32-bit, 64-bit
Processor boost frequencyDiffers	2.266 GHz	2.8 GHz
Processor cacheDiffers	18 MB	30 MB
Processor cache type	L3	L3
Thermal Design Power (TDP)Differs	105 W	130 W
Bus type	QPI	QPI
Memoryidentical
Maximum internal memory supported by processor	2 TB	2 TB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
Memory clock speeds supported by processor	800,978,1066,1333 MHz	800,978,1066,1333 MHz
Memory channels	Quad-channel	Quad-channel
ECC	Yes	Yes
Graphicsidentical
On-board graphics card	No	No
Featuresidentical
Execute Disable Bit	Yes	Yes
Thermal Monitoring Technologies	Yes	Yes
Market segment	Server	Server
Supported instruction sets	AES, SSE4.1, SSE4.2	AES, SSE4.1, SSE4.2
Scalability	S4S	S4S
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	Yes	Yes
Intel Trusted Execution Technology	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	Yes	Yes
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
Operational conditions1 differ
TcaseDiffers	64 °C	69 °C
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)	VT-d, VT-x	VT-d, VT-x

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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