GeForce GT 330M vs Radeon R9 M390 Mac Edition
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 330M and 2GB VRAM Radeon R9 M390 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GT 330M 's Advantages
Lower TDP (23W vs 80W)
Radeon R9 M390 Mac Edition 's Advantages
Released 5 years and 4 months late
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (174.7GB/s vs 25.60GB/s)
976 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 330M
121
Radeon R9 M390 Mac Edition
+1521%
1962
Graphics Card
Jan 2010
Release Date
May 2015
GeForce 300M
Generation
Crystal System
Mobile
Type
Mobile
MXM-A (3.0)
Bus Interface
PCIe 3.0 x16
Clock Speeds
800 MHz
Memory Clock
1365 MHz
Memory
1024MB
Memory Size
2GB
GDDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
25.60GB/s
Bandwidth
174.7GB/s
Render Config
-
Compute Units
16
6
SM Count
-
48
Shading Units
1024
16
TMUs
64
8
ROPs
32
-
L1 Cache
16 KB (per CU)
64 KB
L2 Cache
512 KB
Theoretical Performance
4.600 GPixel/s
Pixel Rate
30.66 GPixel/s
9.200 GTexel/s
Texture Rate
61.31 GTexel/s
121.4 GFLOPS
FP32 (float)
1.962 TFLOPS
-
FP64 (double)
122.6 GFLOPS
Board Design
23W
TDP
80W
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GT216
GPU Name
Pitcairn
N11P-GE1-A3
GPU Variant
Pitcairn PRO
(215-0828062)
Tesla 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.486 billion
Transistors
2.8 billion
100 mm²
Die Size
212 mm²
Graphics Features
11.1 (10_1)
DirectX
12 (11_1)
3.3
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
1.2
CUDA
-
4.1
Shader Model
5.1