NVIDIA GeForce GTX 970 vs NVIDIA GeForce GTX 950M Mac Edition
GPU · Specs Compare
Graphics Card
Release Date
Sep 2014
Mar 2015
Generation
GeForce 900
GeForce 900M
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
1050 MHz
993 MHz
Boost Clock
1178 MHz
1124 MHz
Memory Clock
1753 MHz
900 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR5
DDR3
Memory Bus
256bit
128bit
Bandwidth
224.4GB/s
28.80GB/s
Render Config
Shading Units
1664
640
TMUs
104
40
ROPs
56
16
L1 Cache
48 KB (per SMM)
64 KB (per SMM)
L2 Cache
2 MB
2 MB
Theoretical Performance
Pixel Rate
65.97 GPixel/s
17.98 GPixel/s
Texture Rate
122.5 GTexel/s
44.96 GTexel/s
FP32 (float)
3.920 TFLOPS
1439 GFLOPS
FP64 (double)
122.5 GFLOPS
44.96 GFLOPS
Graphics Processor
GPU Name
GM204
GM107
GPU Variant
GM204-200-A1
N16P-GT
Architecture
Maxwell 2.0
Maxwell
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
5.2 billion
1.87 billion
Die Size
398 mm²
148 mm²
Board Design
TDP
148W
75W
Suggested PSU
300 W
—
Outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
No outputs
Power Connectors
2x 6-pin
—
Graphics Features
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
5.2
5.0
Shader Model
6.4
5.1
Benchmark
3DMark Time Spy
3,646
—
3DMark Time Spy Extreme
1,683
—
OctaneBench
77
—
Shadow of the Tomb Raider 2160p
15
—
Shadow of the Tomb Raider 1440p
30
—
Shadow of the Tomb Raider 1080p
40
—
Blender
305
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.