NVIDIA GeForce GT 120M Mac Edition vs AMD Radeon R7 M340
We compared two Mobile platform GPUs: 256MB VRAM GeForce GT 120M Mac Edition and 1024MB VRAM Radeon R7 M340 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 120M Mac Edition 's Advantages
Larger VRAM bandwidth (25.34GB/s vs 16.00GB/s)
AMD Radeon R7 M340 's Advantages
Released 7 years late
Boost Clock715MHz
More VRAM (1024GB vs 256GB)
352 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 120M Mac Edition
0.08 TFLOPS
Radeon R7 M340
+586%
0.549 TFLOPS
Graphics Card
Dec 2008
Release Date
Dec 2015
GeForce 100M
Generation
Gem System
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
620 MHz
-
Boost Clock
715 MHz
792 MHz
Memory Clock
1000 MHz
Memory
256MB
Memory Size
1024MB
GDDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
25.34GB/s
Bandwidth
16.00GB/s
Render Config
-
Compute Units
6
4
SM Count
-
32
Shading Units
384
16
TMUs
24
8
ROPs
8
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
32 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
4.000 GPixel/s
Pixel Rate
5.720 GPixel/s
8.000 GTexel/s
Texture Rate
17.16 GTexel/s
-
-
-
80.00 GFLOPS
FP32 (float)
549.1 GFLOPS
-
FP64 (double)
34.32 GFLOPS
Board Design
14W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
None
Graphics Processor
G96C
GPU Name
Opal
-
GPU Variant
Opal PRO
Tesla
Architecture
GCN 1.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.314 billion
Transistors
0.95 billion
121 mm²
Die Size
77 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_1)
3.3
OpenGL
4.6
1.1
OpenCL
2.1 (1.2)
N/A
Vulkan
1.2.170
1.1
CUDA
-
4.0
Shader Model
6.5 (5.1)
