NVIDIA GeForce GTX 680MX Mac Edition vs AMD Radeon E6465
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 2GB VRAM Radeon E6465 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 680MX Mac Edition 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 25.60GB/s)
1376 additional rendering cores
AMD Radeon E6465 's Advantages
Released 2 years and 11 months late
Lower TDP (25W vs 122W)
Score
Benchmark
FP32 (float)
GeForce GTX 680MX Mac Edition
+1050%
2.209 TFLOPS
Radeon E6465
0.192 TFLOPS
Graphics Card
Oct 2012
Release Date
Sep 2015
GeForce 600M
Generation
Embedded
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1250 MHz
Memory Clock
800 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
64bit
160.0GB/s
Bandwidth
25.60GB/s
Render Config
-
Compute Units
2
-
-
-
1536
Shading Units
160
128
TMUs
8
32
ROPs
4
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
23.01 GPixel/s
Pixel Rate
2.400 GPixel/s
92.03 GTexel/s
Texture Rate
4.800 GTexel/s
-
-
-
2.209 TFLOPS
FP32 (float)
192.0 GFLOPS
92.03 GFLOPS
FP64 (double)
-
Board Design
122W
TDP
25W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GK104
GPU Name
Caicos
N13E-GTX2-A2
GPU Variant
-
Kepler
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
3.54 billion
Transistors
0.37 billion
294 mm²
Die Size
67 mm²
Graphics Features
12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
5.0
