GeForce GTX 660 vs Quadro K420

If you are going to buy a new graphics card and are choosing between GeForce GTX 660 and Quadro K420, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GTX 660 stacks up against Quadro K420, check out specs charts below.

GeForce GTX 660 Check Price

Quadro K420 Check Price

Main Specs

	GeForce GTX 660	Quadro K420
Power consumption (TDP)	140 Watt	41 Watt
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Supplementary power connectors	One 6-pin	None
Memory type	GDDR5	128 Bit
Maximum RAM amount	2 GB	1 GB/2 GB
Display Connectors	2x DVI, 1x HDMI, 1x DisplayPort	1x DVI, 1x DisplayPort
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GeForce GTX 660 has 241% more power consumption, than Quadro K420.
GeForce GTX 660 is connected by PCIe 3.0 x16, and Quadro K420 uses PCIe 2.0 x16 interface.
GeForce GTX 660 has 1 GB more memory, than Quadro K420.
Both cards are used in Desktops.
GeForce GTX 660 and Quadro K420 are build with Kepler architecture.
Core clock speed of GeForce GTX 660 is 104 MHz higher, than Quadro K420.
GeForce GTX 660 and Quadro K420 are manufactured by 28 nm process technology.
Quadro K420 is 151 mm longer, than GeForce GTX 660.
Memory clock speed of Quadro K420 is 1776 MHz higher, than GeForce GTX 660.

Game benchmarks


high / 1080p	20−22	0−1
ultra / 1080p	12−14	0−1
QHD / 1440p	6−7	0−1
4K / 2160p	5−6	−
low / 720p	40−45	9−10
medium / 1080p	24−27	1−2
The average gaming FPS of GeForce GTX 660 in Assassin's Creed Odyssey is 580% more, than Quadro K420.
high / 1080p	30−35	−
ultra / 1080p	27−30	1−2
QHD / 1440p	10−12	0−1
4K / 2160p	8−9	−
low / 720p	65−70	9−10
medium / 1080p	35−40	2−3
The average gaming FPS of GeForce GTX 660 in Battlefield 5 is 1000% more, than Quadro K420.
low / 768p	50−55	50−55
high / 1080p	−	45−50
QHD / 1440p	0−1	0−1
GeForce GTX 660 and Quadro K420 have the same average FPS in Call of Duty: Warzone.
low / 768p	230−240	100−110
medium / 768p	200−210	75−80
ultra / 1080p	120−130	30−35
QHD / 1440p	90−95	−
4K / 2160p	50−55	9−10
high / 768p	160−170	50−55
The average gaming FPS of GeForce GTX 660 in Counter-Strike: Global Offensive is 183% more, than Quadro K420.
low / 768p	60−65	70−75
ultra / 1080p	50−55	10−12
medium / 1080p	55−60	45−50
The average gaming FPS of GeForce GTX 660 in Cyberpunk 2077 is 32% more, than Quadro K420.
low / 768p	120−130	65−70
medium / 768p	100−110	35−40
ultra / 1080p	80−85	14−16
The average gaming FPS of GeForce GTX 660 in Dota 2 is 160% more, than Quadro K420.
high / 1080p	24−27	1−2
ultra / 1080p	21−24	−
QHD / 1440p	18−20	−
4K / 2160p	8−9	0−1
low / 720p	50−55	7−8
medium / 1080p	27−30	2−3
The average gaming FPS of GeForce GTX 660 in Far Cry 5 is 1066% more, than Quadro K420.
high / 1080p	30−35	−
ultra / 1080p	24−27	−
QHD / 1440p	16−18	0−1
low / 720p	120−130	40−45
medium / 1080p	70−75	4−5
The average gaming FPS of GeForce GTX 660 in Fortnite is 326% more, than Quadro K420.
high / 1080p	30−35	1−2
ultra / 1080p	24−27	−
QHD / 1440p	14−16	0−1
4K / 2160p	12−14	−
low / 720p	65−70	10−12
medium / 1080p	35−40	3−4
The average gaming FPS of GeForce GTX 660 in Forza Horizon 4 is 800% more, than Quadro K420.
low / 768p	100−110	35−40
medium / 768p	90−95	−
high / 1080p	40−45	1−2
ultra / 1080p	16−18	−
QHD / 1440p	7−8	0−1
medium / 720p	−	30−35
The average gaming FPS of GeForce GTX 660 in Grand Theft Auto V is 284% more, than Quadro K420.
high / 1080p	12−14	0−1
ultra / 1080p	10−11	0−1
QHD / 1440p	10−11	−
4K / 2160p	3−4	0−1
low / 720p	40−45	1−2
medium / 1080p	18−20	−
The average gaming FPS of GeForce GTX 660 in Metro Exodus is 4100% more, than Quadro K420.
low / 768p	120−130	85−90
high / 1080p	−	50−55
medium / 1080p	110−120	−
The average gaming FPS of GeForce GTX 660 in Minecraft is 43% more, than Quadro K420.
high / 1080p	−	14−16
ultra / 1080p	14−16	12−14
low / 720p	70−75	21−24
medium / 1080p	18−20	14−16
The average gaming FPS of GeForce GTX 660 in PLAYERUNKNOWN'S BATTLEGROUNDS is 118% more, than Quadro K420.
high / 1080p	14−16	−
ultra / 1080p	10−11	−
QHD / 1440p	1−2	0−1
4K / 2160p	1−2	−
low / 720p	35−40	2−3
medium / 1080p	21−24	−
The average gaming FPS of GeForce GTX 660 in Red Dead Redemption 2 is 1750% more, than Quadro K420.
low / 768p	70−75	4−5
medium / 768p	45−50	−
high / 1080p	24−27	2−3
ultra / 1080p	14−16	−
4K / 2160p	8−9	0−1
The average gaming FPS of GeForce GTX 660 in The Witcher 3: Wild Hunt is 1533% more, than Quadro K420.
low / 768p	90−95	65−70
medium / 768p	60−65	30−35
ultra / 1080p	40−45	10−12
high / 768p	55−60	27−30
The average gaming FPS of GeForce GTX 660 in World of Tanks is 85% more, than Quadro K420.

Full Specs

	GeForce GTX 660	Quadro K420
Architecture	Kepler	Kepler
Code name	GK106	GK107
Type	Desktop	Workstation
Release date	6 September 2012	22 July 2014
Pipelines	960	192
Core clock speed	980 MHz	876 MHz
Boost Clock	1033 MHz
Transistor count	2,540 million	1,270 million
Manufacturing process technology	28 nm	28 nm
Texture fill rate	78.4 billion/sec	14.02
Floating-point performance	1,981 gflops	336.4 gflops
Length	9.5" (24.1 cm)	160 mm
Memory bus width	192-bit GDDR5	128 Bit
Memory clock speed	6.0 GB/s	1782 MHz
Memory bandwidth	144.2 GB/s
DirectX	12 (11_0)	12
Shader Model	5.1	5
OpenGL	4.3	4.5
OpenCL	1.2	1.2
Vulkan	1.1.126	+
CUDA	+	3.0
CUDA cores	960
Bus support	PCI Express 3.0
Height	4.376" (11.1 cm)
SLI options	+
Multi monitor support	4 displays
HDMI	+
HDCP	+
Maximum VGA resolution	2048x1536
Audio input for HDMI	Internal
3D Blu-Ray	+
3D Gaming	+
3D Vision	+
Bitcoin / BTC (SHA256)	66 Mh/s	11 Mh/s
3D Vision Pro		+
Mosaic		+
Width		1" (2.5 cm)
Number of simultaneous displays		4
nView Desktop Management		+
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GeForce GTX 660 vs Quadro K420

Main Specs

Game benchmarks

Full Specs

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