GeForce GTX 680 Mac Edition vs GeForce GT 740 OEM
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 680 Mac Edition and 1024MB VRAM GeForce GT 740 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 680 Mac Edition 's Advantages
Boost Clock1058MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (192.3GB/s vs 80.19GB/s)
1152 additional rendering cores
GeForce GT 740 OEM 's Advantages
Released 2 years late
Lower TDP (65W vs 195W)
Score
Benchmark
FP32 (float)
GeForce GTX 680 Mac Edition
+320%
3250
GeForce GT 740 OEM
773
Graphics Card
Apr 2013
Release Date
Apr 2015
GeForce 600
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1006 MHz
Base Clock
-
1058 MHz
Boost Clock
-
1502 MHz
Memory Clock
1253 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
192.3GB/s
Bandwidth
80.19GB/s
Render Config
1536
Shading Units
384
128
TMUs
32
32
ROPs
16
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
256 KB
Theoretical Performance
33.86 GPixel/s
Pixel Rate
8.048 GPixel/s
135.4 GTexel/s
Texture Rate
32.19 GTexel/s
3.250 TFLOPS
FP32 (float)
772.6 GFLOPS
135.4 GFLOPS
FP64 (double)
32.19 GFLOPS
Board Design
195W
TDP
65W
450 W
Suggested PSU
250 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
No outputs
2x 6-pin
Power Connectors
None
Graphics Processor
GK104
GPU Name
GK106
GK104-400-A2
GPU Variant
-
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
2.54 billion
294 mm²
Die Size
221 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.0
CUDA
3.0
5.1
Shader Model
5.1
