Ultra 9 185H vs Xeon E5-2660 v3

Place in the ranking	920	324
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	no data	Intel Meteor Lake-H
Power efficiency	7.44	38.95
Architecture codename	Haswell-EP (2014−2015)	Meteor Lake-H (2023)
Release date	8 September 2014 (10 years ago)	14 December 2023 (1 year ago)
Launch price (MSRP)	no data	$640

Detailed specifications

Xeon E5-2660 v3 and Core Ultra 9 185H 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	10 (Deca-Core)	16 (Hexadeca-Core)
Threads	20	22
Base clock speed	2.6 GHz	3.9 GHz
Boost clock speed	3.3 GHz	5.1 GHz
Bus rate	9.6 GT/s	no data
L1 cache	64K (per core)	112 KB (per core)
L2 cache	256K (per core)	2 MB (per core)
L3 cache	25 MB (shared)	24 MB (shared)
Chip lithography	22 nm	7 nm
Die size	356 mm²	no data
Maximum core temperature	79 °C	110 °C
Number of transistors	2,600 million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon E5-2660 v3 and Core Ultra 9 185H 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	1
Socket	FCLGA2011	Intel BGA 2049
Power consumption (TDP)	105 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2660 v3 and Core Ultra 9 185H. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX2	no data
AES-NI	+	+
AVX	+	+
vPro	+	+
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
Demand Based Switching	+	no data
PAE	46 Bit	no data

Security technologies

Xeon E5-2660 v3 and Core Ultra 9 185H 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 E5-2660 v3 and Core Ultra 9 185H are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2660 v3 and Core Ultra 9 185H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133	DDR5
Maximum memory size	768 GB	no data
Max memory channels	4	no data
Maximum memory bandwidth	68 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

Intel Arc 8-Cores iGPU ( - 2350 MHz)

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2660 v3 and Core Ultra 9 185H.

PCIe version	3.0	5.0
PCI Express lanes	40	8

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 E5-2660 v3 8.25

Ultra 9 185H 18.52
+124%

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 E5-2660 v3 13098

Ultra 9 185H 29424
+125%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Xeon E5-2660 v3 980

Ultra 9 185H 2245
+129%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Xeon E5-2660 v3 5890

Ultra 9 185H 11978
+103%

Gaming performance

Pros & cons summary

Performance score	8.25	18.52
Recency	8 September 2014	14 December 2023
Physical cores	10	16
Threads	20	22
Chip lithography	22 nm	7 nm
Power consumption (TDP)	105 Watt	45 Watt

Ultra 9 185H has a 124.5% higher aggregate performance score, an age advantage of 9 years, 60% more physical cores and 10% more threads, a 214.3% more advanced lithography process, and 133.3% lower power consumption.

The Core Ultra 9 185H is our recommended choice as it beats the Xeon E5-2660 v3 in performance tests.

Be aware that Xeon E5-2660 v3 is a server/workstation processor while Core Ultra 9 185H is a notebook one.

Should you still have questions on choice between Xeon E5-2660 v3 and Core Ultra 9 185H, ask them in Comments section, and we shall answer.