Xeon Silver 4509Y vs E7-4820

Primary details

Comparing Xeon E7-4820 and Xeon Silver 4509Y processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Xeon E7	no data
Architecture codename	Westmere (2010−2011)	Sapphire Rapids (2023−2024)
Release date	5 April 2011 (13 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	$1,446	$563

Detailed specifications

Xeon E7-4820 and Xeon Silver 4509Y 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	8 (Octa-Core)	8 (Octa-Core)
Threads	16	16
Base clock speed	2 GHz	2.6 GHz
Boost clock speed	2.27 GHz	4.1 GHz
Bus type	QPI	no data
Bus rate	5.86 GT/s	no data
Multiplier	15	no data
L1 cache	512 KB	80 KB (per core)
L2 cache	2 MB	2 MB (per core)
L3 cache	18 MB	22.5 MB (shared)
Chip lithography	32 nm	Intel 7 nm
Die size	513 mm2	no data
Maximum core temperature	64 °C	no data
Maximum case temperature (TCase)	no data	84 °C
Number of transistors	2600 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon E7-4820 and Xeon Silver 4509Y 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	4 (Multiprocessor)	2
Socket	LGA1567	FCLGA4677
Power consumption (TDP)	105 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E7-4820 and Xeon Silver 4509Y. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	1.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Thermal Monitoring	+	-
Deep Learning Boost	-	+

Security technologies

Xeon E7-4820 and Xeon Silver 4509Y technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
SGX	no data	Yes with Intel® SPS
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E7-4820 and Xeon Silver 4509Y are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E7-4820 and Xeon Silver 4509Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-800, DDR3-978, DDR3-1066, DDR3-1333, Speed-1066	DDR5 @ 4400 MT/s (1 DPC &2DPC)
Maximum memory size	2 TB	4 TB
Max memory channels	4	8
Maximum memory bandwidth	34.113 GB/s	no data
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon E7-4820 and Xeon Silver 4509Y.

PCIe version	no data	5
PCI Express lanes	no data	80

Pros & cons summary

---

Recency	5 April 2011	14 December 2023
Power consumption (TDP)	105 Watt	125 Watt

---

Should you still have questions on choice between Xeon E7-4820 and Xeon Silver 4509Y, 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.

---