NVIDIA GeForce GTX 485M vs ATI Radeon E4690 MXM
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 485M and 512MB VRAM Radeon E4690 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 485M 's Advantages
Released 1 years and 7 months late
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (96.00GB/s vs 22.40GB/s)
64 additional rendering cores
ATI Radeon E4690 MXM 's Advantages
Lower TDP (30W vs 100W)
Score
Benchmark
FP32 (float)
GeForce GTX 485M
+129%
0.883 TFLOPS
Radeon E4690 MXM
0.384 TFLOPS
Graphics Card
Jan 2011
Release Date
Jun 2009
GeForce 400M
Generation
Embedded
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-II
Clock Speeds
-
-
-
-
-
-
750 MHz
Memory Clock
700 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
96.00GB/s
Bandwidth
22.40GB/s
Render Config
-
Compute Units
4
8
SM Count
-
384
Shading Units
320
64
TMUs
32
32
ROPs
8
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
9.200 GPixel/s
Pixel Rate
4.800 GPixel/s
36.80 GTexel/s
Texture Rate
19.20 GTexel/s
-
-
-
883.2 GFLOPS
FP32 (float)
384.0 GFLOPS
73.60 GFLOPS
FP64 (double)
-
Board Design
100W
TDP
30W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GF104
GPU Name
RV730
N12E-GTX-A1
GPU Variant
RV730 XT E4690
(215-0729055)
Fermi
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
1.95 billion
Transistors
0.514 billion
332 mm²
Die Size
146 mm²
Graphics Features
12 (11_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.1
CUDA
-
5.1
Shader Model
4.1
