AMD Radeon R9 390X vs NVIDIA GeForce GT 635M

Compare AMD Radeon R9 390X 8 GB vs NVIDIA GeForce GT 635M, specs and GPU benchmark score. Which is the better graphics card for the money?

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Benchmark Score

Overall Score

General gaming and workstation score

65 points
74 points
13% slightly better overall score

Flux Core frame rate

Volumetric ray casting test, a computationally expensive method of rendering high-quality scenes

25 FPS
23 FPS significantly higher Flux Core frame rate
2 FPS

Electron frame rate

Randomly generated noise sphere test

23 FPS
21 FPS significantly higher Electron frame rate
1 FPS

City frame rate

Procedurally generated city scene with voxel rendering

30 FPS
28 FPS significantly higher City frame rate
1 FPS

Clouds frame rate

Real-time noise calculation and ray marching test

14 FPS
14 FPS significantly higher Clouds frame rate
0 FPS

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Specifications

Memory Bus Width

Number of parallel lines to the memory chips

512 Bit
300% significantly larger memory bus width
128 Bit

Memory Bandwidth

Data transfer speed between GPU core and memory

384 GB/s
1233% significantly higher memory bandwidth
28.8 GB/s

TDP

Thermal Design Power: Measure of heat generated by the GPU

275 W
35 W
685% significantly lower TDP

Pixel Rate

Number of pixels that can be rendered per second

67.2 Gigapixels/s
2445% significantly higher pixel rate
2.64 Gigapixels/s

Texture Rate

Number of textured pixels that can be rendered per second

184.8 Gigatexels/s
1650% significantly higher texture rate
10.56 Gigatexels/s

Shading Units

Number of processors dedicated to shader processing

2816
2833% significantly more shading units
96

Texture Mapping Units

Number of processors dedicated to applying textures

176
1000% significantly more texture mapping units
16

Render Output Processors

Number of processors dedicated to final pixel rendering

64
1500% significantly more render output processors
4

Other details

Rank

Ranking in the hardwareDB database

534th of 586
517th of 586

Family

The product line

Radeon R9 300 Series
-

Release date

The official date of release of this chip

2015 June
2012 March

Memory Type

The type of memory used by this chip

GDDR5
DDR3

DirectX Support

Maximum version of DirectX supported

12.0
12.0

OpenGL Support

Maximum version of OpenGL supported

4.5
4.6

Radeon R9 390X vs GeForce GT 635M benchmarks

For gaming, the GeForce GT 635M graphics card is better than the Radeon R9 390X in our tests.

In addition, the GeForce GT 635M has a significantly lower TDP at 35 W when compared to the Radeon R9 390X at 275 W. This is not a measure of performance, but rather the amount of heat generated by the chip when running at its highest speed.

In terms of raw gaming performance in our GPU benchmark, the GeForce GT 635M is better than the Radeon R9 390X.

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