Core 2 Extreme QX6800 vs Xeon Silver 4108

Primary details

Comparing Xeon Silver 4108 and Core 2 Extreme QX6800 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1138	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	5.98	no data
Market segment	Server	Desktop processor
Series	Intel Xeon Silver	no data
Power efficiency	6.25	no data
Architecture codename	Skylake (server) (2017−2019)	Kentsfield (2007)
Release date	11 July 2017 (7 years ago)	April 2007 (17 years ago)
Launch price (MSRP)	$417	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Silver 4108 and Core 2 Extreme QX6800 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)	4 (Quad-Core)
Threads	16	4
Base clock speed	1.8 GHz	2.93 GHz
Boost clock speed	3 GHz	2.93 GHz
Bus rate	no data	1066 MHz
Multiplier	18	no data
L1 cache	512 KB	64K (per core)
L2 cache	8 MB	8 MB (shared)
L3 cache	11 MB	0 KB
Chip lithography	14 nm	65 nm
Die size	no data	2x 143 mm2
Maximum core temperature	77 °C	65 °C
Number of transistors	no data	582 million
64 bit support	+	+
Windows 11 compatibility	+	-
Unlocked multiplier	-	+
VID voltage range	no data	0.85V-1.5V

Compatibility

Information on Xeon Silver 4108 and Core 2 Extreme QX6800 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	2 (Multiprocessor)	1
Socket	FCLGA3647	LGA775
Power consumption (TDP)	85 Watt	130 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Silver 4108 and Core 2 Extreme QX6800. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	no data
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	+
Thermal Monitoring	-	+
Demand Based Switching	no data	-
Turbo Boost Max 3.0	-	no data
FSB parity	no data	-

Security technologies

Xeon Silver 4108 and Core 2 Extreme QX6800 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Silver 4108 and Core 2 Extreme QX6800 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Silver 4108 and Core 2 Extreme QX6800. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR1, DDR2, DDR3
Maximum memory size	768 GB	no data
Max memory channels	6	no data
Maximum memory bandwidth	115.212 GB/s	no data
ECC memory support	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon Silver 4108 and Core 2 Extreme QX6800.

PCIe version	3.0	no data
PCI Express lanes	48	no data

Pros & cons summary

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Physical cores	8	4
Threads	16	4
Chip lithography	14 nm	65 nm
Power consumption (TDP)	85 Watt	130 Watt

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Should you still have questions on choice between Xeon Silver 4108 and Core 2 Extreme QX6800, ask them in Comments section, and we shall answer.

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