Ryzen 7 4800U vs Xeon E5-2665

Primary details

Comparing Xeon E5-2665 and Ryzen 7 4800U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1181	737
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	7.69	no data
Market segment	Server	Laptop
Series	no data	AMD Renoir (Ryzen 4000 APU)
Power efficiency	4.31	66.32
Architecture codename	Sandy Bridge-EP (2012)	Renoir-U (Zen 2) (2020−2021)
Release date	6 March 2012 (12 years ago)	6 January 2020 (4 years ago)
Launch price (MSRP)	$142	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E5-2665 and Ryzen 7 4800U 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	8 (Octa-Core)	8 (Octa-Core)
Threads	16	16
Base clock speed	2.4 GHz	1.8 GHz
Boost clock speed	3.1 GHz	4.2 GHz
Bus rate	8 GT/s	no data
Multiplier	no data	18
L1 cache	64 KB (per core)	512 KB
L2 cache	256 KB (per core)	4 MB
L3 cache	20480 KB (shared)	8 MB (shared)
Chip lithography	32 nm	7 nm
Die size	435 mm2	156 mm2
Maximum core temperature	82 °C	105 °C
Number of transistors	2,270 million	9800 Million
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Xeon E5-2665 and Ryzen 7 4800U 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	FP6
Power consumption (TDP)	115 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5-2665 and Ryzen 7 4800U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	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	-	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	+	no data

Security technologies

Xeon E5-2665 and Ryzen 7 4800U 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 E5-2665 and Ryzen 7 4800U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5-2665 and Ryzen 7 4800U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	384 GB	64 GB
Max memory channels	4	no data
Maximum memory bandwidth	51.2 GB/s	68.27 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon RX Vega 8 (Ryzen 4000/5000)

Peripherals

Specifications and connection of peripherals supported by Xeon E5-2665 and Ryzen 7 4800U.

PCIe version	3.0	3.0
PCI Express lanes	40	no data

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.

---

Pros & cons summary

---

Performance score	5.34	10.71
Recency	6 March 2012	6 January 2020
Chip lithography	32 nm	7 nm
Power consumption (TDP)	115 Watt	15 Watt

---

Should you still have questions on choice between Xeon E5-2665 and Ryzen 7 4800U, 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.

---