Xeon 6979P vs Atom D2550

Primary details

Comparing Atom D2550 and Xeon 6979P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	3155	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Atom	no data
Power efficiency	2.46	no data
Architecture codename	Cedarview (2011−2012)	Granite Rapids (2024)
Release date	1 November 2011 (13 years ago)	24 September 2024 (less than a year ago)

Detailed specifications

Atom D2550 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	2 (Dual-core)	120
Threads	4	240
Base clock speed	1.86 GHz	2.1 GHz
Boost clock speed	1.87 GHz	3.9 GHz
L1 cache	64 KB (per core)	112 KB (per core)
L2 cache	512K (per core)	2 MB (per core)
L3 cache	0 KB	504 MB (shared)
Chip lithography	32 nm	5 nm
Die size	66 mm2	no data
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	no data	80 °C
Number of transistors	176 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Atom D2550 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	2
Socket	FCBGA559	7529
Power consumption (TDP)	10 Watt	500 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom D2550 and Xeon 6979P. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	no data
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	-	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
TSX	-	+
PAE	36 Bit	no data

Security technologies

Atom D2550 and Xeon 6979P technologies aimed at improving security, for example, by protecting against hacks.

TXT

no data

+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom D2550 and Xeon 6979P are enumerated here.

VT-d	-	+
VT-x	-	+
VT-i	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom D2550 and Xeon 6979P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5
Maximum memory size	4 GB	no data
Max memory channels	1	no data
Maximum memory bandwidth	6.4 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel Graphics Media Accelerator (GMA) 3650 (640 MHz)

N/A

Graphics interfaces

Available interfaces and connections of Atom D2550 and Xeon 6979P integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Atom D2550 and Xeon 6979P.

PCIe version	no data	5.0
PCI Express lanes	4	96

Pros & cons summary

---

Recency	1 November 2011	24 September 2024
Physical cores	2	120
Threads	4	240
Chip lithography	32 nm	5 nm
Power consumption (TDP)	10 Watt	500 Watt

---

Should you still have questions on choice between Atom D2550 and Xeon 6979P, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---