Ryzen 5 2600 vs Xeon E5645

Primary details

Comparing Xeon E5645 and Ryzen 5 2600 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1492	815
Place by popularity	not in top-100	27
Cost-effectiveness evaluation	0.99	19.97
Market segment	Server	Desktop processor
Series	no data	AMD Ryzen 5
Architecture codename	Westmere-EP (2010−2011)	Pinnacle Riege (Zen+)
Release date	16 March 2010 (14 years ago)	19 April 2018 (6 years ago)
Launch price (MSRP)	$294	$199
Current price	$84 (0.3x MSRP)	$147 (0.7x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 5 2600 has 1917% better value for money than Xeon E5645.

Detailed specifications

Xeon E5645 and Ryzen 5 2600 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	6 (Hexa-Core)	6 (Hexa-Core)
Threads	12	12
Base clock speed	2.4 GHz	3.4 GHz
Boost clock speed	2.67 GHz	3.9 GHz
L1 cache	64 KB (per core)	96K (per core)
L2 cache	256 KB (per core)	3 MB
L3 cache	12 MB (shared)	16 MB (shared)
Chip lithography	32 nm	12 nm
Die size	239 mm2	192 mm2
Maximum core temperature	76 °C	95 °C
Number of transistors	1,170 million	4,800 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on Xeon E5645 and Ryzen 5 2600 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 (Uniprocessor)
Socket	FCLGA1366,LGA1366	AM4
Power consumption (TDP)	80 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5645 and Ryzen 5 2600. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2	DDR4-2933 RAM, PCIe 3, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI	+	+
FMA	no data	+
AVX	no data	+
Enhanced SpeedStep (EIST)	+	no data
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	40 Bit	no data
Status	Discontinued	no data

Security technologies

Xeon E5645 and Ryzen 5 2600 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5645 and Ryzen 5 2600 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5645 and Ryzen 5 2600. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	288 GB	128 GB
Max memory channels	3	2
Maximum memory bandwidth	32 GB/s	46.933 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon E5645 and Ryzen 5 2600.

PCIe version	2.0	3.0
PCI Express lanes	no data	20

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.

Ryzen 5 2600 outperforms Xeon E5645 by 162% based on our aggregated benchmark results.

---

Pros & cons summary

---

Performance score	3.26	8.53
Recency	16 March 2010	19 April 2018
Cost	$294	$199
Chip lithography	32 nm	12 nm
Power consumption (TDP)	80 Watt	65 Watt

---

Should you still have questions on choice between Xeon E5645 and Ryzen 5 2600, 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.

---