AMD Radeon R9 M295X vs NVIDIA GeForce GTX 680MX

AMD Radeon R9 M295X
NVIDIA GeForce GTX 680MX

General info

Comparison of Radeon R9 M295X and GeForce GTX 680MX architecture, market type and release date.
Place in performance rating
 
Architecture
GCN 3.0
 
Kepler
Code name
Amethyst
 
n/d
Type
Laptop
 
Laptop
Release date
23 November 2014
 
23 October 2012

Technical specs

Radeon R9 M295X and GeForce GTX 680MX's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon R9 M295X and GeForce GTX 680MX's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Pipelines
2048
 
1536
CUDA cores
n/d
 
1536
Core clock speed
723 MHz
 
720 MHz
Transistor count
5,000 million
 
3540 Million
Manufacturing process technology
28 nm
 
28 nm
Power consumption (TDP)
250 Watt
 
122 Watt
Texture fill rate
92.54 GTexel / s
 
92.2 billion / sec
Floating-point performance
2,961 gflops
 
n/d

Compatibility, dimensions and requirements

Information on Radeon R9 M295X and GeForce GTX 680MX compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.
Laptop size
large
 
large
Bus support
PCIe 3.0
 
PCI Express 3.0
Interface
MXM-B (3.0)
 
n/d
Supplementary power connectors
None
 
n/d
SLI options
-
 
2-way

Memory

Parameters of memory installed on Radeon R9 M295X and GeForce GTX 680MX: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
Memory type
Not Listed
 
GDDR5
Maximum RAM amount
n/d
 
2 GB
Memory bus width
n/d
 
256 Bit
Memory clock speed
n/d
 
2500 MHz
Memory bandwidth
160.0 GB / s
 
160 GB / s
Shared memory
-
 
-

Video outputs and ports

Types and number of video connectors present on Radeon R9 M295X and GeForce GTX 680MX.
Display Connectors
No outputs
 
n/d

Technologies

Technological solutions and APIs supported by Radeon R9 M295X and GeForce GTX 680MX. You'll probably need this information if you need some particular technology for your purposes.
FreeSync
+
 
-
HD3D
+
 
-
PowerTune
+
 
-
DualGraphics
+
 
-
ZeroCore
+
 
-
Switchable graphics
+
 
-
3D Vision
-
 
+
3D Vision / 3DTV Play
-
 
+
CUDA
-
 
+
SLI
n/d
 
+
DirectX 11
n/d
 
DirectX 11
FXAA
n/d
 
+
TXAA
n/d
 
+
Adaptive VSync
n/d
 
+

API support

APIs supported by Radeon R9 M295X and GeForce GTX 680MX, sometimes including their particular versions.
DirectX
Not Listed
 
12 API
OpenGL
4.4
 
4.5
OpenCL
Not Listed
 
1.1
Mantle
+
 
-

Benchmark performance

Non-gaming benchmarks performance of Radeon R9 M295X and GeForce GTX 680MX. Note that overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

R9 M295X 25.77 +16%
GTX 680MX 22.21

3DMark 11 Performance GPU

R9 M295X 8851 +31.4%
GTX 680MX 6736

3DMark Vantage Performance

R9 M295X 29972 +17.5%
GTX 680MX 25501

Passmark

R9 M295X 5150 +20.5%
GTX 680MX 4274

Rendering quality tests

GFXBench render quality
4502 −0.9%
 
4541 +0.9%
GFXBench high precision render quality
4502 −0.9%
 
4541 +0.9%

Mining hashrates

Cryptocurrency mining performance of Radeon R9 M295X and GeForce GTX 680MX. Usually measured in megahashes per second.
Bitcoin / BTC (SHA256)
392 Mh/s +587.7%
 
57 Mh/s −587.7%

Gaming performance

Let's see how good Radeon R9 M295X and GeForce GTX 680MX are for gaming. Particular gaming benchmark results are measured in FPS.

Advantages of AMD Radeon R9 M295X

16% faster in synthetic tests
Much newer (23 November 2014 vs 23 October 2012)
More pipelines (2048 vs 1536)
FreeSync
HD3D
PowerTune (dynamically increases AMD GPU's voltage and frequency while there's still enough temperature headroom. Similar to NVIDIA GPU Boost)
DualGraphics
ZeroCore
Switchable graphics
Mantle (an API developed by AMD for 3D graphics acceleration. Discontinued and later superceded by Vulkan)

Advantages of NVIDIA GeForce GTX 680MX

Less power hungry (122 vs 250 watts)
3D Vision
3DTV Play
CUDA (Compute Unified Device Architecture - an API for video card computing power usage in tasks different from 3D graphics processing. Can be used for physics simulation for instance)
DirectX 11
PhysX (hardware acceleration of physical simulation engine named PhysX)
SLI (Scalable Link Interface - a technology for uniting several NVIDIA GPUs processing power in one PC)
TXAA
Adaptive VSync
FXAA
3D Vision / 3DTV Play

So, R9 M295X or GTX 680MX?

Judging by the results of synthetic and gaming tests, Technical City recommends AMD Radeon R9 M295X.
Should you still have questions on choice between Radeon R9 M295X and GeForce GTX 680MX, ask them in Comments section, and we shall answer.

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AMD Radeon R9 M295X
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