NVIDIA GeForce GTX 950M Mac Edition vs AMD Radeon HD 8970M
GPU · Specs Compare
Graphics Card
Release Date
Mar 2015
May 2013
Generation
GeForce 900M
Solar System
Type
Mobile
Mobile
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Clock Speeds
Base Clock
993 MHz
850 MHz
Boost Clock
1124 MHz
900 MHz
Memory Clock
900 MHz
1200 MHz
Memory
Memory Size
2GB
4GB
Memory Type
DDR3
GDDR5
Memory Bus
128bit
256bit
Bandwidth
28.80GB/s
153.6GB/s
Render Config
Shading Units
640
1280
TMUs
40
80
ROPs
16
32
L1 Cache
64 KB (per SMM)
16 KB (per CU)
L2 Cache
2 MB
512 KB
Compute Units
—
20
Theoretical Performance
Pixel Rate
17.98 GPixel/s
28.80 GPixel/s
Texture Rate
44.96 GTexel/s
72.00 GTexel/s
FP32 (float)
1439 GFLOPS
2.304 TFLOPS
FP64 (double)
44.96 GFLOPS
144.0 GFLOPS
Graphics Processor
GPU Name
GM107
Neptune
GPU Variant
N16P-GT
Neptune XT(216-0847000)
Architecture
Maxwell
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
1.87 billion
2.8 billion
Die Size
148 mm²
212 mm²
Board Design
TDP
75W
100W
Outputs
No outputs
No outputs
Graphics Features
DirectX
12 (11_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
5.0
—
Shader Model
5.1
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.