Radeon R9 M395X Mac Edition vs GeForce GTX 285M
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M395X Mac Edition and 1024MB VRAM GeForce GTX 285M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 M395X Mac Edition 's Advantages
Released 5 years and 3 months late
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (174.7GB/s vs 64.00GB/s)
1920 additional rendering cores
GeForce GTX 285M 's Advantages
Lower TDP (75W vs 250W)
Score
Benchmark
FP32 (float)
Radeon R9 M395X Mac Edition
+869%
3723
GeForce GTX 285M
384
Graphics Card
May 2015
Release Date
Feb 2010
Crystal System
Generation
GeForce 200M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-B (3.0)
Clock Speeds
1365 MHz
Memory Clock
1000 MHz
Memory
4GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
174.7GB/s
Bandwidth
64.00GB/s
Render Config
32
Compute Units
-
-
SM Count
16
2048
Shading Units
128
128
TMUs
64
32
ROPs
16
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
64 KB
Theoretical Performance
29.09 GPixel/s
Pixel Rate
9.600 GPixel/s
116.4 GTexel/s
Texture Rate
38.40 GTexel/s
3.723 TFLOPS
FP16 (half)
-
3.723 TFLOPS
FP32 (float)
384.0 GFLOPS
232.7 GFLOPS
FP64 (double)
-
Board Design
250W
TDP
75W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Amethyst
GPU Name
G92
Amethyst XT
GPU Variant
N10E-GTX1-B1
GCN 3.0
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
5 billion
Transistors
0.754 billion
366 mm²
Die Size
324 mm²
Graphics Features
12 (12_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
2.0
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
1.1
6.3
Shader Model
4.0