NVIDIA GeForce GTX 950 OEM vs AMD Radeon R9 280
GPU Specs Compare
Graphics Card
Release Date
Jan 2016
Mar 2014
Generation
GeForce 900
Volcanic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
937 MHz
827 MHz
Boost Clock
1203 MHz
933 MHz
Memory Clock
1253 MHz
1250 MHz
Memory
Memory Size
4GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
384bit
Bandwidth
80.19GB/s
240.0GB/s
Render Config
Shading Units
1024
1792
TMUs
64
112
ROPs
32
32
L1 Cache
48 KB (per SMM)
16 KB (per CU)
L2 Cache
1024 KB
768 KB
Compute Units
-
28
Theoretical Performance
Pixel Rate
38.50 GPixel/s
29.86 GPixel/s
Texture Rate
76.99 GTexel/s
104.5 GTexel/s
FP32 (float)
2.464 TFLOPS
3.344 TFLOPS
FP64 (double)
76.99 GFLOPS
836.0 GFLOPS
Graphics Processor
GPU Name
GM206S
Tahiti
GPU Variant
950 OEM
Tahiti PRO3(215-0821330)
Architecture
Maxwell 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.94 billion
4.313 billion
Die Size
228 mm²
352 mm²
Board Design
TDP
Unknown
200W
Suggested PSU
200 W
550 W
Outputs
No outputs
1x DVI2x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
5.2
-
Shader Model
6.7
5.1