Ryzen 9 5900X vs Xeon E3-1280 v6

Primary details

Comparing Xeon E3-1280 v6 and Ryzen 9 5900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1133	202
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.24	30.94
Market segment	Server	Desktop processor
Series	Intel Xeon E3	AMD Ryzen 9
Power efficiency	7.48	22.19
Architecture codename	Kaby Lake (2016−2019)	Vermeer (Zen3) (2020−2022)
Release date	28 March 2017 (7 years ago)	5 November 2020 (4 years ago)
Launch price (MSRP)	$612	$549

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 5900X has 855% better value for money than Xeon E3-1280 v6.

Detailed specifications

Xeon E3-1280 v6 and Ryzen 9 5900X 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)	12 (Dodeca-Core)
Threads	8	24
Base clock speed	3.9 GHz	3.7 GHz
Boost clock speed	4.2 GHz	4.8 GHz
Bus type	DMI 3.0	no data
Bus rate	8 GT/s	no data
Multiplier	39	37
L1 cache	256 KB	64K (per core)
L2 cache	1 MB	512K (per core)
L3 cache	8 MB	64 MB
Chip lithography	14 nm	7 nm, 12 nm
Die size	no data	2x 74 mm2(CCD) + 125 mm2 (IOD)
Maximum case temperature (TCase)	no data	95 °C
Number of transistors	no data	0 Million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon E3-1280 v6 and Ryzen 9 5900X 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	FCLGA1151	AM4
Power consumption (TDP)	72 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1280 v6 and Ryzen 9 5900X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	-
Precision Boost 2	no data	+

Security technologies

Xeon E3-1280 v6 and Ryzen 9 5900X technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Secure Key	+	no data
MPX	+	-
SGX	Yes with both Intel® SPS and Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1280 v6 and Ryzen 9 5900X 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 E3-1280 v6 and Ryzen 9 5900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400, DDR3L-1866	DDR4-3200
Maximum memory size	64 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	38.397 GB/s	51.196 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Clear Video	-	-
Clear Video HD	-	-
InTru 3D	-	-

Graphics interfaces

Available interfaces and connections of Xeon E3-1280 v6 and Ryzen 9 5900X integrated GPUs.

Number of displays supported

no data

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Graphics image quality

Maximum display resolutions supported by Xeon E3-1280 v6 and Ryzen 9 5900X integrated GPUs, including resolutions over different interfaces.

4K resolution support	-	-
Max resolution over HDMI 1.4	N/A	-
Max resolution over eDP	N/A	-
Max resolution over DisplayPort	N/A	-
Max resolution over VGA	N/A	-

Graphics API support

APIs supported by Xeon E3-1280 v6 and Ryzen 9 5900X integrated GPUs, sometimes API versions are included.

DirectX	N/A	-
OpenGL	N/A	-

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1280 v6 and Ryzen 9 5900X.

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	5.69	24.62
Recency	28 March 2017	5 November 2020
Physical cores	4	12
Threads	8	24
Chip lithography	14 nm	7 nm
Power consumption (TDP)	72 Watt	105 Watt

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Should you still have questions on choice between Xeon E3-1280 v6 and Ryzen 9 5900X, ask them in Comments section, and we shall answer.

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