Home GPU Comparison NVIDIA GeForce GTX 860M vs NVIDIA GeForce GT 120M Mac Edition

NVIDIA GeForce GTX 860M vs NVIDIA GeForce GT 120M Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 860M and 256MB VRAM GeForce GT 120M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 860M 's Advantages
Released 5 years and 1 months late
Boost Clock1085MHz
More VRAM (4GB vs 256GB)
Larger VRAM bandwidth (80.19GB/s vs 25.34GB/s)
608 additional rendering cores
NVIDIA GeForce GT 120M Mac Edition 's Advantages
Lower TDP (14W vs 75W)

Score

Benchmark

FP32 (float)
GeForce GTX 860M +1636%
1.389 TFLOPS
GeForce GT 120M Mac Edition
0.08 TFLOPS
VS

Graphics Card

Jan 2014
Release Date
Dec 2008
GeForce 800M
Generation
GeForce 100M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16

Clock Speeds

1020 MHz
Base Clock
-
1085 MHz
Boost Clock
-
1253 MHz
Memory Clock
792 MHz

Memory

4GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
128bit
80.19GB/s
Bandwidth
25.34GB/s

Render Config

-
-
-
-
SM Count
4
640
Shading Units
32
40
TMUs
16
16
ROPs
8
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
-
2 MB
L2 Cache
32 KB
-
-
-

Theoretical Performance

17.36 GPixel/s
Pixel Rate
4.000 GPixel/s
43.40 GTexel/s
Texture Rate
8.000 GTexel/s
-
-
-
1389 GFLOPS
FP32 (float)
80.00 GFLOPS
43.40 GFLOPS
FP64 (double)
-

Board Design

75W
TDP
14W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

GM107
GPU Name
G96C
N15P-GX-A1
GPU Variant
-
Maxwell
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
1.87 billion
Transistors
0.314 billion
148 mm²
Die Size
121 mm²

Graphics Features

12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.3
Vulkan
N/A
5.0
CUDA
1.1
5.1
Shader Model
4.0

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