NVIDIA GeForce GTX 680 Mac Edition vs NVIDIA GeForce GTX 490
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 680 Mac Edition and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 680 Mac Edition 's Advantages
Boost Clock1058MHz
More VRAM (2GB vs 1536GB)
Larger VRAM bandwidth (192.3GB/s vs 164.0GB/s)
1056 additional rendering cores
Lower TDP (195W vs 365W)
Score
Benchmark
FP32 (float)
GeForce GTX 680 Mac Edition
+178%
3.25 TFLOPS
GeForce GTX 490
1.166 TFLOPS
Graphics Card
Apr 2013
Release Date
Unknown
GeForce 600
Generation
GeForce 400
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1006 MHz
Base Clock
-
1058 MHz
Boost Clock
-
1502 MHz
Memory Clock
854 MHz
Memory
2GB
Memory Size
1536MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
192.3GB/s
Bandwidth
164.0GB/s
Render Config
-
-
-
-
SM Count
15
1536
Shading Units
480
128
TMUs
60
32
ROPs
48
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
768 KB
-
-
-
Theoretical Performance
33.86 GPixel/s
Pixel Rate
18.24 GPixel/s
135.4 GTexel/s
Texture Rate
36.48 GTexel/s
-
-
-
3.250 TFLOPS
FP32 (float)
1166 GFLOPS
135.4 GFLOPS
FP64 (double)
145.8 GFLOPS
Board Design
195W
TDP
365W
450 W
Suggested PSU
750 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
3x DVI
1x mini-DisplayPort
2x 6-pin
Power Connectors
2x 8-pin
Graphics Processor
GK104
GPU Name
GF100
GK104-400-A2
GPU Variant
GF100-375-A3
Kepler
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
3.54 billion
Transistors
3.1 billion
294 mm²
Die Size
529 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
2.0
5.1
Shader Model
5.1
