NVIDIA GeForce GTX 950M Mac Edition vs AMD Radeon HD 6850
GPU · Specs Compare
Graphics Card
Release Date
Mar 2015
Oct 2010
Generation
GeForce 900M
Northern Islands
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 2.0 x16
Clock Speeds
Base Clock
993 MHz
—
Boost Clock
1124 MHz
—
Memory Clock
900 MHz
1000 MHz
Memory
Memory Size
2GB
1024MB
Memory Type
DDR3
GDDR5
Memory Bus
128bit
256bit
Bandwidth
28.80GB/s
128.0GB/s
Render Config
Shading Units
640
960
TMUs
40
48
ROPs
16
32
L1 Cache
64 KB (per SMM)
8 KB (per CU)
L2 Cache
2 MB
512 KB
Compute Units
—
12
Theoretical Performance
Pixel Rate
17.98 GPixel/s
24.80 GPixel/s
Texture Rate
44.96 GTexel/s
37.20 GTexel/s
FP32 (float)
1439 GFLOPS
1488 GFLOPS
FP64 (double)
44.96 GFLOPS
—
Graphics Processor
GPU Name
GM107
Barts
GPU Variant
N16P-GT
Barts PRO(215-0798006)
Architecture
Maxwell
TeraScale 2
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
1.87 billion
1.7 billion
Die Size
148 mm²
255 mm²
Board Design
TDP
75W
127W
Outputs
No outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Suggested PSU
—
300 W
Power Connectors
—
1x 6-pin
Graphics Features
DirectX
12 (11_0)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.3
N/A
CUDA
5.0
—
Shader Model
5.1
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.