Mobility Radeon HD 3870 vs GeForce GT 330M
We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3870 and 1024MB VRAM GeForce GT 330M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Mobility Radeon HD 3870 Advantages
Larger VRAM bandwidth (54.40GB/s vs 25.60GB/s)
272 additional rendering cores
GeForce GT 330M Advantages
Released 1 years and 7 months late
More VRAM (1024GB vs 512GB)
Lower TDP (23W vs 55W)
Score
Benchmark
FP32 (float)
Mobility Radeon HD 3870
+248%
422
GeForce GT 330M
121
Graphics Card
Jun 2008
Release Date
Jan 2010
M8x
Generation
GeForce 300M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
MXM-A (3.0)
Clock Speeds
850 MHz
Memory Clock
800 MHz
Memory
512MB
Memory Size
1024MB
GDDR3
Memory Type
GDDR3
256bit
Memory Bus
128bit
54.40GB/s
Bandwidth
25.60GB/s
Render Config
4
Compute Units
-
-
SM Count
6
320
Shading Units
48
16
TMUs
16
16
ROPs
8
256 KB
L2 Cache
64 KB
Theoretical Performance
10.56 GPixel/s
Pixel Rate
4.600 GPixel/s
10.56 GTexel/s
Texture Rate
9.200 GTexel/s
422.4 GFLOPS
FP32 (float)
121.4 GFLOPS
84.48 GFLOPS
FP64 (double)
-
Board Design
55W
TDP
23W
No outputs
Outputs
No outputs
Graphics Processor
M88
GPU Name
GT216
-
GPU Variant
N11P-GE1-A3
TeraScale
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.666 billion
Transistors
0.486 billion
192 mm²
Die Size
100 mm²
Graphics Features
10.1 (10_1)
DirectX
11.1 (10_1)
3.3
OpenGL
3.3
N/A
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.2
4.1
Shader Model
4.1