Pentium Gold G6405 vs Xeon E3-1265L v4

Primary details

Comparing Xeon E3-1265L v4 and Pentium Gold G6405 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1342	1705
Place by popularity	not in top-100	not in top-100
Market segment	Server	Desktop processor
Power efficiency	11.84	4.36
Architecture codename	Broadwell-DT (2015)	Comet Lake-R (2021)
Release date	2 June 2015 (9 years ago)	16 March 2021 (3 years ago)
Launch price (MSRP)	no data	$64

Detailed specifications

Xeon E3-1265L v4 and Pentium Gold G6405 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)	2 (Dual-core)
Threads	8	4
Base clock speed	2.3 GHz	4.1 GHz
Boost clock speed	3.3 GHz	4.1 GHz
Bus rate	5 GT/s	8 GT/s
L1 cache	64K (per core)	64 KB (per core)
L2 cache	256K (per core)	256 KB (per core)
L3 cache	6 MB (shared)	4 MB (shared)
Chip lithography	14 nm	14 nm
Die size	182 mm2	no data
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Xeon E3-1265L v4 and Pentium Gold G6405 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	1
Socket	FCLGA1150	FCLGA1200
Power consumption (TDP)	35 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1265L v4 and Pentium Gold G6405. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
eDRAM	128 MB	no data
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	+
TSX	+	-
Idle States	+	+
Thermal Monitoring	-	+
Turbo Boost Max 3.0	no data	-
FDI	+	no data

Security technologies

Xeon E3-1265L v4 and Pentium Gold G6405 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	no data	+
Identity Protection	-	+
SGX	no data	Yes with Intel® ME
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1265L v4 and Pentium Gold G6405 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1265L v4 and Pentium Gold G6405. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L-1333, DDR3L-1600, DDR3L-1866	DDR4-2666
Maximum memory size	32 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	29.8 GB/s	41.6 GB/s
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel Iris Pro P6300	Intel UHD Graphics 610
Max video memory	32 GB	64 GB
Quick Sync Video	+	+
Clear Video	+	+
Clear Video HD	no data	+
Graphics max frequency	1.05 GHz	1.05 GHz
Execution Units	48	no data
InTru 3D	no data	+

Graphics interfaces

Available interfaces and connections of Xeon E3-1265L v4 and Pentium Gold G6405 integrated GPUs.

Number of displays supported

3

3

Graphics image quality

Maximum display resolutions supported by Xeon E3-1265L v4 and Pentium Gold G6405 integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	no data	4096x2160@30Hz
Max resolution over eDP	no data	4096x2304@60Hz
Max resolution over DisplayPort	no data	4096x2304@60Hz

Graphics API support

APIs supported by Xeon E3-1265L v4 and Pentium Gold G6405 integrated GPUs, sometimes API versions are included.

DirectX	no data	12
OpenGL	no data	4.5

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1265L v4 and Pentium Gold G6405.

PCIe version	3.0	3.0
PCI Express lanes	16	16

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	4.46	2.72
Recency	2 June 2015	16 March 2021
Physical cores	4	2
Threads	8	4
Power consumption (TDP)	35 Watt	15 Watt

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Should you still have questions on choice between Xeon E3-1265L v4 and Pentium Gold G6405, ask them in Comments section, and we shall answer.

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