AMD Radeon R9 285X vs NVIDIA GeForce GTX 980MX
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Jun 2016
Generation
Volcanic Islands
GeForce 900M
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1375 MHz
1500 MHz
Base Clock
—
1050 MHz
Boost Clock
—
1178 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
264.0GB/s
192.0GB/s
Render Config
Compute Units
32
—
Shading Units
2048
1664
TMUs
128
104
ROPs
32
64
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
768 KB
2 MB
Theoretical Performance
Pixel Rate
32.06 GPixel/s
75.39 GPixel/s
Texture Rate
128.3 GTexel/s
122.5 GTexel/s
FP32 (float)
4.104 TFLOPS
3.920 TFLOPS
FP64 (double)
—
122.5 GFLOPS
Graphics Processor
GPU Name
Tonga
GM204
GPU Variant
Tonga XT(215-0851313)
N16E-GXX-A1
Architecture
GCN 3.0
Maxwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
5 billion
5.2 billion
Die Size
366 mm²
398 mm²
Board Design
TDP
200W
148W
Suggested PSU
550 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.3
6.4
CUDA
—
5.2
▲ Specs Compare
Data sourced from official specifications and benchmark tests.