Radeon R9 M395X Mac Edition vs GeForce GT 330M Mac Edition
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M395X Mac Edition and 512MB VRAM GeForce GT 330M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 M395X Mac Edition 's Advantages
Released 5 years and 1 months late
More VRAM (4GB vs 512GB)
Larger VRAM bandwidth (174.7GB/s vs 25.28GB/s)
2000 additional rendering cores
GeForce GT 330M Mac Edition 's Advantages
Lower TDP (23W vs 250W)
Score
Benchmark
FP32 (float)
Radeon R9 M395X Mac Edition
+3412%
3723
GeForce GT 330M Mac Edition
106
Graphics Card
May 2015
Release Date
Apr 2010
Crystal System
Generation
GeForce 300M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-A (3.0)
Clock Speeds
1365 MHz
Memory Clock
790 MHz
Memory
4GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
174.7GB/s
Bandwidth
25.28GB/s
Render Config
32
Compute Units
-
-
SM Count
6
2048
Shading Units
48
128
TMUs
16
32
ROPs
8
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
64 KB
Theoretical Performance
29.09 GPixel/s
Pixel Rate
4.000 GPixel/s
116.4 GTexel/s
Texture Rate
8.000 GTexel/s
3.723 TFLOPS
FP16 (half)
-
3.723 TFLOPS
FP32 (float)
105.6 GFLOPS
232.7 GFLOPS
FP64 (double)
-
Board Design
250W
TDP
23W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Amethyst
GPU Name
GT216
Amethyst XT
GPU Variant
N11P-GE1-A3
GCN 3.0
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
5 billion
Transistors
0.486 billion
366 mm²
Die Size
100 mm²
Graphics Features
12 (12_0)
DirectX
11.1 (10_1)
4.6
OpenGL
3.3
2.0
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
1.2
6.3
Shader Model
4.1
