Pentium Gold 6500Y vs Atom x5-E3940

Place in the ranking	2309	1964
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	5x Intel Atom	no data
Power efficiency	11.64	35.96
Architecture codename	Apollo Lake (2014−2016)	Amber Lake-Y (2018−2021)
Release date	30 August 2014 (10 years ago)	1 March 2021 (3 years ago)

Detailed specifications

Atom x5-E3940 and Pentium Gold 6500Y 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	4	4
Base clock speed	1.6 GHz	1.1 GHz
Boost clock speed	1.8 GHz	3.4 GHz
Bus rate	no data	4 GT/s
L1 cache	56K (per core)	128 KB
L2 cache	2 MB (shared)	512 KB
L3 cache	0 KB	4 MB
Chip lithography	14 nm	14 nm
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	103 °C	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Atom x5-E3940 and Pentium Gold 6500Y 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	Intel BGA 1296	BGA1515
Power consumption (TDP)	10 Watt	5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom x5-E3940 and Pentium Gold 6500Y. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
FMA	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
Idle States	no data	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+

Security technologies

Atom x5-E3940 and Pentium Gold 6500Y technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	no data	+
Secure Key	no data	+
MPX	-	+
Identity Protection	-	+
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom x5-E3940 and Pentium Gold 6500Y are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom x5-E3940 and Pentium Gold 6500Y. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1866	DDR3
Maximum memory size	8 GB	16 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	33.3 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 500	Intel UHD Graphics 615
Max video memory	no data	16 GB
Quick Sync Video	-	+
Clear Video	no data	+
Clear Video HD	no data	+
Graphics max frequency	no data	900 MHz
Execution Units	no data	23

Graphics interfaces

Available interfaces and connections of Atom x5-E3940 and Pentium Gold 6500Y integrated GPUs.

Number of displays supported	no data	3
eDP	no data	+
DisplayPort	-	+
HDMI	-	+
DVI	no data	+

Graphics image quality

Maximum display resolutions supported by Atom x5-E3940 and Pentium Gold 6500Y integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	no data	4096x2304@24Hz
Max resolution over eDP	no data	3840x2160@60Hz
Max resolution over DisplayPort	no data	3840x2160@60Hz

Graphics API support

APIs supported by Atom x5-E3940 and Pentium Gold 6500Y integrated GPUs, sometimes API versions are included.

DirectX	no data	12
OpenGL	no data	4.5

Peripherals

Specifications and connection of peripherals supported by Atom x5-E3940 and Pentium Gold 6500Y.

PCIe version	2.0	3.0
PCI Express lanes	4	10

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.

Atom x5-E3940 1.23

Pentium Gold 6500Y 1.90
+54.5%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Atom x5-E3940 1953

Pentium Gold 6500Y 3015
+54.4%

Gaming performance

Pros & cons summary

Performance score	1.23	1.90
Integrated graphics card	0.77	1.98
Recency	30 August 2014	1 March 2021
Physical cores	4	2
Power consumption (TDP)	10 Watt	5 Watt

Atom x5-E3940 has 100% more physical cores.

Pentium Gold 6500Y, on the other hand, has a 54.5% higher aggregate performance score, 157.1% faster integrated GPU, an age advantage of 6 years, and 100% lower power consumption.

The Pentium Gold 6500Y is our recommended choice as it beats the Atom x5-E3940 in performance tests.

Should you still have questions on choice between Atom x5-E3940 and Pentium Gold 6500Y, ask them in Comments section, and we shall answer.