Xeon E-2314 vs Core 2 Quad Q8400s

Primary details

Comparing Core 2 Quad Q8400s and Xeon E-2314 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	1118
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	30.88
Market segment	Desktop processor	Server
Architecture codename	Yorkfield (2007−2009)	Rocket Lake-E (2021)
Release date	April 2009 (15 years ago)	8 September 2021 (2 years ago)
Current price	$99	$217

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core 2 Quad Q8400s and Xeon E-2314 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	4 (Quad-Core)	4 (Quad-Core)
Threads	4	4
Base clock speed	2.66 GHz	2.8 GHz
Boost clock speed	2.67 GHz	4.5 GHz
L1 cache	64K (per core)	64K (per core)
L2 cache	4 MB (shared)	512K (per core)
L3 cache	0 KB	8 MB (shared)
Chip lithography	45 nm	14 nm
Die size	2x 81 mm2	no data
Maximum core temperature	76 °C	100 °C
Maximum case temperature (TCase)	76 °C	72 °C
Number of transistors	456 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes
VID voltage range	0.85V-1.3625V	no data

Compatibility

Information on Core 2 Quad Q8400s and Xeon E-2314 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	1
Socket	FCLGA775,LGA775	FCLGA1200
Power consumption (TDP)	65 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Quad Q8400s and Xeon E-2314. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	-	+
AVX	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	-
TSX	no data	-
Idle States	+	+
Thermal Monitoring	+	+
Demand Based Switching	-	no data
Status	Discontinued	Launched

Security technologies

Core 2 Quad Q8400s and Xeon E-2314 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+
Secure Key	no data	+
MPX	no data	+
SGX	no data	Yes with Intel® SPS
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Quad Q8400s and Xeon E-2314 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 Quad Q8400s and Xeon E-2314. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR1, DDR2, DDR3	DDR4-3200
Maximum memory size	no data	128 GB
Max memory channels	no data	2
ECC memory support	no data	+

Peripherals

Specifications and connection of peripherals supported by Core 2 Quad Q8400s and Xeon E-2314.

PCIe version	no data	4.0
PCI Express lanes	no data	20

Pros & cons summary

---

Chip lithography

45 nm

14 nm

---

Should you still have questions on choice between Core 2 Quad Q8400s and Xeon E-2314, 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.

---