GeForce GT 330M vs Radeon HD 6490M Mac Edition
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 330M and 256MB VRAM Radeon HD 6490M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GT 330M 's Advantages
More VRAM (1024GB vs 256GB)
Larger VRAM bandwidth (25.60GB/s vs 25.41GB/s)
Radeon HD 6490M Mac Edition 's Advantages
Released 1 years and 4 months late
112 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 330M
121
Radeon HD 6490M Mac Edition
+98%
240
Graphics Card
Jan 2010
Release Date
May 2011
GeForce 300M
Generation
Vancouver
Mobile
Type
Mobile
MXM-A (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
800 MHz
Memory Clock
794 MHz
Memory
1024MB
Memory Size
256MB
GDDR3
Memory Type
GDDR5
128bit
Memory Bus
64bit
25.60GB/s
Bandwidth
25.41GB/s
Render Config
-
Compute Units
2
6
SM Count
-
48
Shading Units
160
16
TMUs
8
8
ROPs
4
-
L1 Cache
8 KB (per CU)
64 KB
L2 Cache
128 KB
Theoretical Performance
4.600 GPixel/s
Pixel Rate
3.000 GPixel/s
9.200 GTexel/s
Texture Rate
6.000 GTexel/s
121.4 GFLOPS
FP32 (float)
240.0 GFLOPS
Board Design
23W
TDP
Unknown
No outputs
Outputs
Portable Device Dependent
Graphics Processor
GT216
GPU Name
Seymour
N11P-GE1-A3
GPU Variant
Seymour XTX M2
(216-0809000)
Tesla 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
0.486 billion
Transistors
0.37 billion
100 mm²
Die Size
67 mm²
Graphics Features
11.1 (10_1)
DirectX
11.2 (11_0)
3.3
OpenGL
4.4
1.1
OpenCL
1.2
N/A
Vulkan
N/A
1.2
CUDA
-
4.1
Shader Model
5.0
