NVIDIA GeForce GTX 950A vs ATI Radeon HD 5870 Mac Edition
GPU Specs Compare
Graphics Card
Release Date
Mar 2015
Jun 2010
Generation
GeForce 900A
Evergreen
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
1001 MHz
1195 MHz
Memory
Memory Size
2GB
1024MB
Memory Type
DDR3
GDDR5
Memory Bus
128bit
256bit
Bandwidth
32.03GB/s
153.0GB/s
Render Config
Shading Units
640
1600
TMUs
40
80
ROPs
16
32
L1 Cache
64 KB (per SMM)
8 KB (per CU)
L2 Cache
2 MB
512 KB
Compute Units
-
20
Theoretical Performance
Pixel Rate
17.98 GPixel/s
27.20 GPixel/s
Texture Rate
44.96 GTexel/s
68.00 GTexel/s
FP32 (float)
1439 GFLOPS
2.720 TFLOPS
FP64 (double)
44.96 GFLOPS
544.0 GFLOPS
Graphics Processor
GPU Name
GM107
Cypress
GPU Variant
N16P-GT
Cypress XT(215-0735033)
Architecture
Maxwell
TeraScale 2
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
1.87 billion
2.154 billion
Die Size
148 mm²
334 mm²
Board Design
TDP
75W
228W
Outputs
No outputs
1x DVI2x mini-DisplayPort 1.1
Suggested PSU
-
550 W
Power Connectors
-
2x 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