GeForce GT 755M SLI vs Radeon R9 390X

When choosing between GeForce GT 755M SLI and Radeon R9 390X, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GT 755M SLI and Radeon R9 390X.

GeForce GT 755M SLI Check Price

Radeon R9 390X Check Price

GeForce GT 755M SLI is a Laptop Graphics Card

Note: GeForce GT 755M SLI is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce GT 755M SLI here:

GeForce GT 755M SLI Laptops

Main Specs

	GeForce GT 755M SLI	Radeon R9 390X
Power consumption (TDP)	2x ~50 Watt	275 Watt
Interface		PCIe 3.0 x16
Supplementary power connectors		1 x 6-pin, 1 x 8-pin
Memory type	GDDR5	GDDR5
Maximum RAM amount	2x 2 GB
Display Connectors		2x DVI, 1x HDMI, 1x DisplayPort
	Check Price	Check Price

Radeon R9 390X has 13650% more power consumption, than GeForce GT 755M SLI.
GeForce GT 755M SLI is used in Laptops, and Radeon R9 390X - in Desktops.
GeForce GT 755M SLI is build with Kepler architecture, and Radeon R9 390X - with GCN.
GeForce GT 755M SLI and Radeon R9 390X are manufactured by 28 nm process technology.
Memory clock speed of GeForce GT 755M SLI is 4350 MHz higher, than Radeon R9 390X.

Game benchmarks


high / 1080p	14−16	50−55
ultra / 1080p	8−9	30−35
QHD / 1440p	2−3	24−27
4K / 2160p	−	14−16
low / 720p	30−35	75−80
medium / 1080p	18−20	55−60
The average gaming FPS of Radeon R9 390X in Assassin's Creed Odyssey is 226% more, than GeForce GT 755M SLI.
high / 1080p	21−24	75−80
ultra / 1080p	18−20	65−70
QHD / 1440p	2−3	50−55
4K / 2160p	−	27−30
low / 720p	50−55	130−140
medium / 1080p	24−27	85−90
The average gaming FPS of Radeon R9 390X in Battlefield 5 is 250% more, than GeForce GT 755M SLI.
low / 768p	50−55	45−50
high / 1080p	45−50	−
QHD / 1440p	0−1	45−50
The average gaming FPS of GeForce GT 755M SLI in Call of Duty: Warzone is 10% more, than Radeon R9 390X.
low / 768p	200−210	250−260
medium / 768p	170−180	230−240
ultra / 1080p	90−95	−
QHD / 1440p	50−55	150−160
4K / 2160p	24−27	100−110
high / 768p	140−150	220−230
The average gaming FPS of Radeon R9 390X in Counter-Strike: Global Offensive is 62% more, than GeForce GT 755M SLI.
low / 768p	60−65	70−75
ultra / 1080p	40−45	−
medium / 1080p	55−60	50−55
The average gaming FPS of Radeon R9 390X in Cyberpunk 2077 is 3% more, than GeForce GT 755M SLI.
low / 768p	110−120	120−130
medium / 768p	95−100	110−120
ultra / 1080p	60−65	110−120
The average gaming FPS of Radeon R9 390X in Dota 2 is 29% more, than GeForce GT 755M SLI.
high / 1080p	16−18	60−65
ultra / 1080p	14−16	60−65
QHD / 1440p	−	40−45
4K / 2160p	5−6	21−24
low / 720p	35−40	100−110
medium / 1080p	18−20	65−70
The average gaming FPS of Radeon R9 390X in Far Cry 5 is 255% more, than GeForce GT 755M SLI.
high / 1080p	24−27	90−95
ultra / 1080p	18−20	70−75
QHD / 1440p	12−14	45−50
4K / 2160p	−	21−24
low / 720p	95−100	210−220
medium / 1080p	50−55	140−150
The average gaming FPS of Radeon R9 390X in Fortnite is 178% more, than GeForce GT 755M SLI.
high / 1080p	24−27	80−85
ultra / 1080p	18−20	65−70
QHD / 1440p	7−8	45−50
4K / 2160p	−	30−35
low / 720p	50−55	130−140
medium / 1080p	27−30	90−95
The average gaming FPS of Radeon R9 390X in Forza Horizon 4 is 226% more, than GeForce GT 755M SLI.
low / 768p	85−90	160−170
medium / 768p	75−80	150−160
high / 1080p	27−30	95−100
ultra / 1080p	10−12	45−50
QHD / 1440p	1−2	35−40
The average gaming FPS of Radeon R9 390X in Grand Theft Auto V is 143% more, than GeForce GT 755M SLI.
high / 1080p	9−10	35−40
ultra / 1080p	7−8	30−35
QHD / 1440p	−	24−27
4K / 2160p	0−1	14−16
low / 720p	27−30	90−95
medium / 1080p	12−14	50−55
The average gaming FPS of Radeon R9 390X in Metro Exodus is 278% more, than GeForce GT 755M SLI.
low / 768p	110−120	120−130
ultra / 1080p	100−110	−
medium / 1080p	100−110	−
The average gaming FPS of Radeon R9 390X in Minecraft is 8% more, than GeForce GT 755M SLI.
high / 1080p	−	75−80
ultra / 1080p	14−16	50−55
4K / 2160p	−	18−20
low / 720p	55−60	120−130
medium / 1080p	18−20	85−90
The average gaming FPS of Radeon R9 390X in PLAYERUNKNOWN'S BATTLEGROUNDS is 193% more, than GeForce GT 755M SLI.
high / 1080p	12−14	35−40
ultra / 1080p	8−9	21−24
QHD / 1440p	0−1	16−18
4K / 2160p	−	10−11
low / 720p	27−30	90−95
medium / 1080p	16−18	50−55
The average gaming FPS of Radeon R9 390X in Red Dead Redemption 2 is 218% more, than GeForce GT 755M SLI.
low / 768p	50−55	180−190
medium / 768p	30−35	120−130
high / 1080p	18−20	70−75
ultra / 1080p	10−11	35−40
4K / 2160p	6−7	24−27
The average gaming FPS of Radeon R9 390X in The Witcher 3: Wild Hunt is 270% more, than GeForce GT 755M SLI.
low / 768p	90−95	120−130
medium / 768p	60−65	−
ultra / 1080p	30−35	65−70
high / 768p	50−55	120−130
The average gaming FPS of Radeon R9 390X in World of Tanks is 77% more, than GeForce GT 755M SLI.

Full Specs

	GeForce GT 755M SLI	Radeon R9 390X
Architecture	Kepler	GCN
Code name	N14P-?	Grenada XT
Type	Laptop	Desktop
Release date	1 November 2013	16 June 2015
Pipelines	768	2816
Core clock speed	980 MHz
Boost Clock		1050 MHz
Transistor count	2x 1300 Million	6,200 million
Manufacturing process technology	28 nm	28 nm
Texture fill rate		184.8
Floating-point performance		5,914 gflops
Length		275 mm
Memory bus width	2x 128 Bit	512 Bit
Memory clock speed	5400 MHz	1050 MHz
Memory bandwidth		384 GB/s
Shared memory	-	-
DirectX	DirectX 11, Shader 5.0
Shader Model		6.3
OpenGL		4.6
OpenCL		2.0
Vulkan		+
CUDA	+
FreeSync		+
Bus support		PCIe 3.0
HDMI		+
Bitcoin / BTC (SHA256)		684 Mh/s
Laptop size	large
Eyefinity		+
PowerTune		+
TrueAudio		+
Mantle		+
Design		reference
Bridgeless CrossFire		+
Number of Eyefinity displays		6
DisplayPort support		+
CrossFire		+
VCE		+
DDMA audio		+
Ethereum / ETH (DaggerHashimoto)		27.5 Mh/s
High bandwidth memory (HBM)		-
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GeForce GT 755M SLI vs Radeon R9 390X

GeForce GT 755M SLI is a Laptop Graphics Card

Main Specs

Game benchmarks

Full Specs

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