AMD Radeon R9 280X vs NVIDIA GeForce GTX 950M
GPU Specs Compare
Graphics Card
Release Date
Oct 2013
Mar 2015
Generation
Volcanic Islands
GeForce 900M
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
850 MHz
993 MHz
Boost Clock
1000 MHz
1124 MHz
Memory Clock
1500 MHz
900 MHz
Memory
Memory Size
3GB
4GB
Memory Type
GDDR5
DDR3
Memory Bus
384bit
128bit
Bandwidth
288.0GB/s
28.80GB/s
Render Config
Compute Units
32
-
Shading Units
2048
640
TMUs
128
40
ROPs
32
16
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
768 KB
2 MB
Theoretical Performance
Pixel Rate
32.00 GPixel/s
17.98 GPixel/s
Texture Rate
128.0 GTexel/s
44.96 GTexel/s
FP32 (float)
4.096 TFLOPS
1439 GFLOPS
FP64 (double)
1024 GFLOPS
44.96 GFLOPS
Graphics Processor
GPU Name
Tahiti
GM107
GPU Variant
Tahiti XTL(215-0821065)
N16P-GT
Architecture
GCN 1.0
Maxwell
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
4.313 billion
1.87 billion
Die Size
352 mm²
148 mm²
Board Design
TDP
250W
75W
Suggested PSU
600 W
-
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
-
Graphics Features
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
5.1
CUDA
-
5.0