Xeon E3-1105C vs Core i7-950

Primary details

Comparing Core i7-950 and Xeon E3-1105C processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1814	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.74	no data
Market segment	Desktop processor	Server
Series	Core i7 (Desktop)	no data
Architecture codename	Bloomfield (2008−2010)	Gladden (2012)
Release date	June 2009 (15 years ago)	14 May 2012 (12 years ago)
Launch price (MSRP)	$290	no data
Current price	$178 (0.6x MSRP)	$575

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i7-950 and Xeon E3-1105C 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	8	4
Base clock speed	3.06 GHz	no data
Boost clock speed	3.33 GHz	1 GHz
Bus support	1333 MHz	no data
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	8 MB (shared)	6144 KB (shared)
Chip lithography	45 nm	32 nm
Die size	263 mm2	216 mm2
Maximum core temperature	68 °C	no data
Number of transistors	731 million	1,160 million
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Core i7-950 and Xeon E3-1105C 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	FCLGA1366	Intel BGA1283
Power consumption (TDP)	130 Watt	25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-950 and Xeon E3-1105C. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	no data
AES-NI	-	+
AVX	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	1.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	-	no data
Demand Based Switching	-	no data
PAE	36 Bit	no data
Status	Discontinued	no data

Security technologies

Core i7-950 and Xeon E3-1105C technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-950 and Xeon E3-1105C 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 i7-950 and Xeon E3-1105C. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	24 GB	no data
Max memory channels	3	no data
Maximum memory bandwidth	25.6 GB/s	no data
ECC memory support	-	no data

Pros & cons summary

---

Threads	8	4
Chip lithography	45 nm	32 nm
Power consumption (TDP)	130 Watt	25 Watt

---

Should you still have questions on choice between Core i7-950 and Xeon E3-1105C, 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.

---