GeForce GTX 980M SLI vs Radeon R9 390X

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 980M SLI and Radeon R9 390X. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GTX 980M SLI and Radeon R9 390X. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

GeForce GTX 980M SLI is a Laptop Graphics Card

Note: GeForce GTX 980M 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 GTX 980M SLI here:

Main Specs

  GeForce GTX 980M SLI Radeon R9 390X
Power consumption (TDP) 200 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 8 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 390X has 37% more power consumption, than GeForce GTX 980M SLI.
  • GeForce GTX 980M SLI is used in Laptops, and Radeon R9 390X - in Desktops.
  • GeForce GTX 980M SLI is build with Maxwell architecture, and Radeon R9 390X - with GCN.
  • GeForce GTX 980M SLI and Radeon R9 390X are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce GTX 980M SLI is 3950 MHz higher, than Radeon R9 390X.

Game benchmarks

high / 1080p 55−60 50−55
ultra / 1080p 35−40 30−35
QHD / 1440p 30−35 24−27
4K / 2160p 18−20 14−16
low / 720p 80−85 75−80
medium / 1080p 65−70 55−60
The average gaming FPS of GeForce GTX 980M SLI in Assassin's Creed Odyssey is 13% more, than Radeon R9 390X.

Full Specs

  GeForce GTX 980M SLI Radeon R9 390X
Architecture Maxwell GCN
Code name Grenada XT
Type Laptop Desktop
Release date 7 October 2014 16 June 2015
Pipelines 3072 2816
Core clock speed 1038 MHz
Boost Clock 1127 MHz 1050 MHz
Transistor count 2x 5200 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 256 Bit 512 Bit
Memory clock speed 5000 MHz 1050 MHz
Memory bandwidth 384 GB/s
Shared memory - -
DirectX DirectX 12_1, Shader 5.0
Shader Model 6.3
OpenGL 4.6
OpenCL 2.0
Vulkan + +
CUDA +
FreeSync +
Bus support PCIe 3.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 684 Mh/s
Laptop size large
Optimus +
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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