Xeon E5-2678 v3 vs E5-4669 v3

Place in the ranking	706	819
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	no data	Xeon
Power efficiency	7.69	7.31
Architecture codename	Haswell-EP (2014−2015)	Haswell (2013−2015)
Release date	1 June 2015 (9 years ago)	2015 (9 years ago)

Detailed specifications

Xeon E5-4669 v3 and Xeon E5-2678 v3 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	18 (Octadeca-Core)	12 (Dodeca-Core)
Threads	36	24
Base clock speed	2.1 GHz	2.5 GHz
Boost clock speed	2.9 GHz	3.3 GHz
Bus rate	9.6 GT/s	no data
L1 cache	64K (per core)	384 KB
L2 cache	256K (per core)	3072 KB
L3 cache	45 MB (shared)	30 MB
Chip lithography	22 nm	22 nm
Die size	356 mm²	356 mm²
Maximum case temperature (TCase)	88 °C	84 °C
Number of transistors	2,600 million	5,560 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Xeon E5-4669 v3 and Xeon E5-2678 v3 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	4	2
Socket	FCLGA2011	LGA2011-3
Power consumption (TDP)	135 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-4669 v3 and Xeon E5-2678 v3. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	no data
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
PAE	46 Bit	no data

Security technologies

Xeon E5-4669 v3 and Xeon E5-2678 v3 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5-4669 v3 and Xeon E5-2678 v3 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-4669 v3 and Xeon E5-2678 v3. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3, DDR4
Maximum memory size	768 GB	no data
Max memory channels	4	no data
Maximum memory bandwidth	68 GB/s	no data
ECC memory support	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon E5-4669 v3 and Xeon E5-2678 v3.

PCIe version	3.0	3.0
PCI Express lanes	40	40

Synthetic benchmark performance

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

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Xeon E5-4669 v3 11.39
+18.4%

Xeon E5-2678 v3 9.62

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Xeon E5-4669 v3 17430
+18.4%

Xeon E5-2678 v3 14721