GeForce GT 330M vs GeForce 830A
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 330M and 2GB VRAM GeForce 830A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GT 330M 's Advantages
Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)
Lower TDP (23W vs 33W)
GeForce 830A 's Advantages
Released 4 years and 6 months late
Boost Clock1150MHz
More VRAM (2GB vs 1024GB)
208 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 330M
121
GeForce 830A
+386%
589
Graphics Card
Jan 2010
Release Date
Jul 2014
GeForce 300M
Generation
GeForce 800A
Mobile
Type
Mobile
MXM-A (3.0)
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
1082 MHz
-
Boost Clock
1150 MHz
800 MHz
Memory Clock
900 MHz
Memory
1024MB
Memory Size
2GB
GDDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
25.60GB/s
Bandwidth
14.40GB/s
Render Config
6
SM Count
-
48
Shading Units
256
16
TMUs
16
8
ROPs
8
-
L1 Cache
64 KB (per SMM)
64 KB
L2 Cache
1024 KB
Theoretical Performance
4.600 GPixel/s
Pixel Rate
9.200 GPixel/s
9.200 GTexel/s
Texture Rate
18.40 GTexel/s
121.4 GFLOPS
FP32 (float)
588.8 GFLOPS
-
FP64 (double)
18.40 GFLOPS
Board Design
23W
TDP
33W
No outputs
Outputs
No outputs
Graphics Processor
GT216
GPU Name
GM108
N11P-GE1-A3
GPU Variant
-
Tesla 2.0
Architecture
Maxwell
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.486 billion
Transistors
Unknown
100 mm²
Die Size
Unknown
Graphics Features
11.1 (10_1)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
1.2
CUDA
5.0
4.1
Shader Model
5.1
