Home GPU Comparison AMD Radeon R9 M295X vs NVIDIA GeForce GT 120M Mac Edition

AMD Radeon R9 M295X vs NVIDIA GeForce GT 120M Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M295X 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

AMD Radeon R9 M295X 's Advantages
Released 5 years and 11 months late
More VRAM (4GB vs 256GB)
Larger VRAM bandwidth (160.0GB/s vs 25.34GB/s)
2016 additional rendering cores
NVIDIA GeForce GT 120M Mac Edition 's Advantages
Lower TDP (14W vs 250W)

Score

Benchmark

FP32 (float)
Radeon R9 M295X +3601%
2.961 TFLOPS
GeForce GT 120M Mac Edition
0.08 TFLOPS
VS

Graphics Card

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

Clock Speeds

-
-
-
-
-
-
1250 MHz
Memory Clock
792 MHz

Memory

4GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
160.0GB/s
Bandwidth
25.34GB/s

Render Config

32
Compute Units
-
-
SM Count
4
2048
Shading Units
32
128
TMUs
16
32
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
32 KB
-
-
-

Theoretical Performance

23.14 GPixel/s
Pixel Rate
4.000 GPixel/s
92.54 GTexel/s
Texture Rate
8.000 GTexel/s
2.961 TFLOPS
FP16 (half)
-
2.961 TFLOPS
FP32 (float)
80.00 GFLOPS
185.1 GFLOPS
FP64 (double)
-

Board Design

250W
TDP
14W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

Amethyst
GPU Name
G96C
Amethyst XT
GPU Variant
-
GCN 3.0
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
5 billion
Transistors
0.314 billion
366 mm²
Die Size
121 mm²

Graphics Features

12 (12_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
2.0
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
1.1
6.3
Shader Model
4.0

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