Xeon Platinum 8581V vs Pentium 957

Primary details

Comparing Pentium 957 and Xeon Platinum 8581V 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	Laptop	Server
Series	Intel Pentium	no data
Architecture codename	Sandy Bridge (2011−2013)	Emerald Rapids (2023)
Release date	13 June 2011 (13 years ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	$134	$7,568

Detailed specifications

Pentium 957 and Xeon Platinum 8581V 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)	60 (Hexaconta-Core)
Threads	2	120
Base clock speed	1.2 GHz	2 GHz
Boost clock speed	1.2 GHz	3.9 GHz
Bus type	DMI 2.0	no data
Bus rate	4 × 5 GT/s	no data
Multiplier	12	no data
L1 cache	128 KB	80 KB (per core)
L2 cache	512 KB	2 MB (per core)
L3 cache	2 MB (shared)	300 MB (shared)
Chip lithography	32 nm	Intel 7 nm
Die size	131 mm2	2x 763 mm2
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	no data	74 °C
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Pentium 957 and Xeon Platinum 8581V 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)	1
Socket	FCBGA1023	FCLGA4677
Power consumption (TDP)	17 Watt	270 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 957 and Xeon Platinum 8581V. 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	-	+
FMA	+	-
AVX	-	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
My WiFi	-	no data
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Demand Based Switching	-	no data
FDI	+	no data
Fast Memory Access	+	no data
Deep Learning Boost	-	+

Security technologies

Pentium 957 and Xeon Platinum 8581V technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 957 and Xeon Platinum 8581V are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 957 and Xeon Platinum 8581V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR5 @ 4800 MT/s (1 DPC)
Maximum memory size	8.01 GB	4 TB
Max memory channels	2	8
Maximum memory bandwidth	21.335 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics (Sandy Bridge)	N/A
Graphics max frequency	800 MHz	no data

Graphics interfaces

Available interfaces and connections of Pentium 957 and Xeon Platinum 8581V integrated GPUs.

Number of displays supported	2	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Pentium 957 and Xeon Platinum 8581V.

PCIe version	2.0	5.0
PCI Express lanes	16	80

Pros & cons summary

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Recency	13 June 2011	14 December 2023
Physical cores	2	60
Threads	2	120
Power consumption (TDP)	17 Watt	270 Watt

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