EPYC 7763 vs i5-6685R

Primary details

Comparing Core i5-6685R and EPYC 7763 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	24
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	3.13
Market segment	Desktop processor	Server
Series	Intel Core i5	AMD EPYC
Power efficiency	no data	17.99
Architecture codename	Skylake (2015−2016)	Milan (2021−2023)
Release date	22 April 2016 (8 years ago)	12 January 2021 (3 years ago)
Launch price (MSRP)	$288	$7,890

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-6685R and EPYC 7763 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)	64 (Tetrahexaconta-Core)
Threads	4	128
Base clock speed	3.2 GHz	2.45 GHz
Boost clock speed	3.8 GHz	3.5 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	32	24.5
L1 cache	256 KB	4 MB
L2 cache	1 MB	32 MB
L3 cache	6 MB	256 MB (shared)
Chip lithography	14 nm	7 nm+
Die size	no data	8x 81 mm2
Maximum core temperature	71 °C	no data
Number of transistors	no data	33,200 million
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Core i5-6685R and EPYC 7763 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)	2
Socket	no data	SP3
Power consumption (TDP)	65 Watt	280 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-6685R and EPYC 7763. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
AVX	+	+
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
Thermal Monitoring	+	-

Security technologies

Core i5-6685R and EPYC 7763 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-6685R and EPYC 7763 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 Core i5-6685R and EPYC 7763. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1866/2133, DDR3L-1333/1600	DDR4-3200
Maximum memory size	64 GB	4 TiB
Max memory channels	2	no data
Maximum memory bandwidth	34.134 GB/s	204.795 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel Iris Pro Graphics 580	N/A
Max video memory	64 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.15 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-6685R and EPYC 7763 integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i5-6685R and EPYC 7763 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data
Max resolution over VGA	N/A	no data

Graphics API support

APIs supported by Core i5-6685R and EPYC 7763 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-6685R and EPYC 7763.

PCIe version	3.0	4.0
PCI Express lanes	16	128

Pros & cons summary

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Recency	22 April 2016	12 January 2021
Physical cores	4	64
Threads	4	128
Chip lithography	14 nm	7 nm
Power consumption (TDP)	65 Watt	280 Watt

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Should you still have questions on choice between Core i5-6685R and EPYC 7763, ask them in Comments section, and we shall answer.

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