Xeon 6979P vs E3-1280 v5

Primary details

Comparing Xeon E3-1280 v5 and Xeon 6979P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1169	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	1.83	no data
Market segment	Server	Server
Series	Intel Xeon E3	no data
Power efficiency	6.26	no data
Architecture codename	Skylake-S (2015)	Granite Rapids (2024)
Release date	19 October 2015 (9 years ago)	24 September 2024 (less than a year ago)
Launch price (MSRP)	$612	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E3-1280 v5 and Xeon 6979P basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	120
Threads	8	240
Base clock speed	3.7 GHz	2.1 GHz
Boost clock speed	4 GHz	3.9 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	37	no data
L1 cache	256 KB	112 KB (per core)
L2 cache	1 MB	2 MB (per core)
L3 cache	8 MB (shared)	504 MB (shared)
Chip lithography	14 nm	5 nm
Die size	122 mm2	no data
Maximum case temperature (TCase)	no data	80 °C
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon E3-1280 v5 and Xeon 6979P compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1 (Uniprocessor)	2
Socket	FCLGA1151	7529
Power consumption (TDP)	80 Watt	500 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1280 v5 and Xeon 6979P. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	-

Security technologies

Xeon E3-1280 v5 and Xeon 6979P technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	no data
MPX	+	-
SGX	Yes with both Intel® SPS and Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1280 v5 and Xeon 6979P are enumerated here.

AMD-V	+	-
VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1280 v5 and Xeon 6979P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR5
Maximum memory size	64 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	34.134 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Graphics image quality

Maximum display resolutions supported by Xeon E3-1280 v5 and Xeon 6979P integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	N/A	no data
Max resolution over eDP	N/A	no data
Max resolution over DisplayPort	N/A	no data
Max resolution over VGA	N/A	no data

Graphics API support

APIs supported by Xeon E3-1280 v5 and Xeon 6979P integrated GPUs, sometimes API versions are included.

DirectX	N/A	no data
OpenGL	N/A	no data

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1280 v5 and Xeon 6979P.

PCIe version	3.0	5.0
PCI Express lanes	16	96

Pros & cons summary

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Recency	19 October 2015	24 September 2024
Physical cores	4	120
Threads	8	240
Chip lithography	14 nm	5 nm
Power consumption (TDP)	80 Watt	500 Watt

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