Core i9-9990XE vs Core i7-6700

Primary details

Comparing Core i7-6700 and Core i9-9990XE processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1127	268
Place by popularity	83	not in top-100
Cost-effectiveness evaluation	3.18	4.81
Market segment	Desktop processor	Desktop processor
Series	Intel Core i7 (Desktop)	Intel Core i9
Architecture codename	Skylake (2015−2016)	Skylake (server) (2017−2019)
Release date	1 July 2015 (8 years ago)	19 October 2018 (5 years ago)
Launch price (MSRP)	$303	no data
Current price	$92 (0.3x MSRP)	$2163

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-9990XE has 51% better value for money than i7-6700.

Detailed specifications

Core i7-6700 and Core i9-9990XE 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)	14 (Tetradeca-Core)
Threads	8	28
Base clock speed	3.4 GHz	4 GHz
Boost clock speed	4 GHz	5.1 GHz
Bus support	no data	4 × 8 GT/s
L1 cache	64K (per core)	64 KB (per core)
L2 cache	256K (per core)	1 MB (per core)
L3 cache	8 MB (shared)	19.25 MB (shared)
Chip lithography	14 nm	14 nm
Die size	122 mm2	no data
Maximum core temperature	71 °C	no data
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	Yes

Compatibility

Information on Core i7-6700 and Core i9-9990XE 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 (Uniprocessor)
Socket	FCLGA1151	2066
Power consumption (TDP)	65 Watt	255 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6700 and Core i9-9990XE. 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	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	no data
SIPP	+	no data
Status	Launched	no data

Security technologies

Core i7-6700 and Core i9-9990XE technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6700 and Core i9-9990XE are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6700 and Core i9-9990XE. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3, DDR4	DDR4 Quad-channel
Maximum memory size	64 GB	128 GB
Max memory channels	2	4
Maximum memory bandwidth	34.1 GB/s	85.33 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 530	N/A
Max video memory	64 GB	no data
Quick Sync Video	+	no data
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 i7-6700 and Core i9-9990XE integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i7-6700 and Core i9-9990XE 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 i7-6700 and Core i9-9990XE 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 i7-6700 and Core i9-9990XE.

PCIe version	3.0	3.0
PCI Express lanes	16	44

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.

Core i9-9990XE outperforms Core i7-6700 by 273% based on our aggregate benchmark results.

---

Pros & cons summary

---

Performance score	5.23	19.50
Recency	1 July 2015	19 October 2018
Physical cores	4	14
Threads	8	28
Power consumption (TDP)	65 Watt	255 Watt

---

Should you still have questions on choice between Core i7-6700 and Core i9-9990XE, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---