NVIDIA GeForce GTX 485M vs ATI Mobility Radeon HD 2700
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 485M and 256MB VRAM Mobility Radeon HD 2700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 485M 's Advantages
Released 3 years and 1 months late
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (96.00GB/s vs 22.40GB/s)
264 additional rendering cores
ATI Mobility Radeon HD 2700 's Advantages
Lower TDP (35W vs 100W)
Score
Benchmark
FP32 (float)
GeForce GTX 485M
+425%
0.883 TFLOPS
Mobility Radeon HD 2700
0.168 TFLOPS
Graphics Card
Jan 2011
Release Date
Dec 2007
GeForce 400M
Generation
M7x
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-II
Clock Speeds
-
-
-
-
-
-
750 MHz
Memory Clock
700 MHz
Memory
2GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
96.00GB/s
Bandwidth
22.40GB/s
Render Config
-
Compute Units
3
8
SM Count
-
384
Shading Units
120
64
TMUs
8
32
ROPs
4
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
512 KB
L2 Cache
64 KB
-
-
-
Theoretical Performance
9.200 GPixel/s
Pixel Rate
2.800 GPixel/s
36.80 GTexel/s
Texture Rate
5.600 GTexel/s
-
-
-
883.2 GFLOPS
FP32 (float)
168.0 GFLOPS
73.60 GFLOPS
FP64 (double)
-
Board Design
100W
TDP
35W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GF104
GPU Name
M76
N12E-GTX-A1
GPU Variant
-
Fermi
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
65 nm
1.95 billion
Transistors
0.39 billion
332 mm²
Die Size
153 mm²
Graphics Features
12 (11_0)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3
1.1
OpenCL
N/A
N/A
Vulkan
N/A
2.1
CUDA
-
5.1
Shader Model
4.0
