Xeon Silver 4309Y vs Core 2 Duo SL9400

Primary details

Comparing Core 2 Duo SL9400 and Xeon Silver 4309Y processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	629
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Core 2 Duo	no data
Power efficiency	no data	10.92
Architecture codename	Penryn (2008−2011)	Ice Lake-SP (2021)
Release date	20 August 2008 (16 years ago)	6 April 2021 (3 years ago)
Launch price (MSRP)	$284	no data

Detailed specifications

Core 2 Duo SL9400 and Xeon Silver 4309Y 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)	8 (Octa-Core)
Threads	2	16
Base clock speed	1.86 GHz	2.8 GHz
Boost clock speed	1.86 GHz	3.6 GHz
Bus rate	1066 MHz	no data
L1 cache	no data	64K (per core)
L2 cache	6 MB	1 MB (per core)
L3 cache	6 MB L2 Cache	12 MB (shared)
Chip lithography	45 nm	10 nm
Die size	107 mm2	no data
Maximum core temperature	105 °C	no data
Maximum case temperature (TCase)	no data	76 °C
Number of transistors	410 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
VID voltage range	1.05V - 1.15V	no data

Compatibility

Information on Core 2 Duo SL9400 and Xeon Silver 4309Y 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	no data	2
Socket	BGA956	FCLGA4189
Power consumption (TDP)	17 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo SL9400 and Xeon Silver 4309Y. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	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	-	2.0
Hyper-Threading Technology	-	+
TSX	-	+
Idle States	-	no data
Demand Based Switching	-	no data
FSB parity	-	no data
Deep Learning Boost	-	+

Security technologies

Core 2 Duo SL9400 and Xeon Silver 4309Y technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo SL9400 and Xeon Silver 4309Y are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo SL9400 and Xeon Silver 4309Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	no data	DDR4-2667
Maximum memory size	no data	6 TB
Max memory channels	no data	8
ECC memory support	-	+

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo SL9400 and Xeon Silver 4309Y.

PCIe version	no data	4.0
PCI Express lanes	no data	64

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Pros & cons summary

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Recency	20 August 2008	6 April 2021
Physical cores	2	8
Threads	2	16
Chip lithography	45 nm	10 nm
Power consumption (TDP)	17 Watt	105 Watt

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Should you still have questions on choice between Core 2 Duo SL9400 and Xeon Silver 4309Y, ask them in Comments section, and we shall answer.

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