Ryzen 9 5950X vs Xeon E3-1585 v5

Primary details

Comparing Xeon E3-1585 v5 and Ryzen 9 5950X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1166	157
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.02	27.97
Market segment	Server	Desktop processor
Series	Intel Xeon E3	AMD Ryzen 9
Power efficiency	7.70	25.88
Architecture codename	Skylake-H (2015−2016)	Vermeer (Zen 3) (2020−2022)
Release date	31 May 2016 (8 years ago)	8 October 2020 (4 years ago)
Launch price (MSRP)	$556	$799

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 5950X has 1285% better value for money than Xeon E3-1585 v5.

Detailed specifications

Xeon E3-1585 v5 and Ryzen 9 5950X 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)	16 (Hexadeca-Core)
Threads	8	32
Base clock speed	3.5 GHz	3.4 GHz
Boost clock speed	3.9 GHz	4.9 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	35	34
L1 cache	64 KB (per core)	1 MB
L2 cache	256 KB (per core)	8 MB
L3 cache	8 MB (shared)	64 MB
Chip lithography	14 nm	7 nm, 12 nm
Die size	171 mm2	CPU cores: 2x 80.7 sq. mm., I/O: 125 mm2
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	no data	95 °C
Number of transistors	2,300 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon E3-1585 v5 and Ryzen 9 5950X 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 (Uniprocessor)	1
Socket	FCBGA1440	AM4
Power consumption (TDP)	65 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1585 v5 and Ryzen 9 5950X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	MMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
eDRAM	128 MB	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Idle States	+	no data
FDI	+	no data
Precision Boost 2	no data	+

Security technologies

Xeon E3-1585 v5 and Ryzen 9 5950X technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1585 v5 and Ryzen 9 5950X 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 E3-1585 v5 and Ryzen 9 5950X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L,LPDDR3 1600 MHz, DDR4 2133 MHz at 1.2V	DDR4
Maximum memory size	64 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	34.134 GB/s	51.196 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel Iris Pro Graphics P580	-
Max video memory	64 GB	-
Quick Sync Video	+	-
Clear Video	+	-
Graphics max frequency	1.15 GHz	-
Execution Units	72	-

Graphics interfaces

Available interfaces and connections of Xeon E3-1585 v5 and Ryzen 9 5950X integrated GPUs.

Number of displays supported

3

-

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1585 v5 and Ryzen 9 5950X.

PCIe version	3.0	4.0
PCI Express lanes	16	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.

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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.

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Pros & cons summary

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Performance score	5.49	29.80
Recency	31 May 2016	8 October 2020
Physical cores	4	16
Threads	8	32
Chip lithography	14 nm	7 nm
Power consumption (TDP)	65 Watt	105 Watt

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Should you still have questions on choice between Xeon E3-1585 v5 and Ryzen 9 5950X, ask them in Comments section, and we shall answer.

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