GeForce GTX 680 Mac Edition vs GeForce GTX 280
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 680 Mac Edition and 1024MB VRAM GeForce GTX 280 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 680 Mac Edition 's Advantages
Released 4 years and 10 months late
Boost Clock1058MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (192.3GB/s vs 141.7GB/s)
1296 additional rendering cores
Lower TDP (195W vs 236W)
Score
Benchmark
FP32 (float)
GeForce GTX 680 Mac Edition
+422%
3250
GeForce GTX 280
622
Graphics Card
Apr 2013
Release Date
Jun 2008
GeForce 600
Generation
GeForce 200
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
1107 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
512bit
192.3GB/s
Bandwidth
141.7GB/s
Render Config
-
SM Count
30
1536
Shading Units
240
128
TMUs
80
32
ROPs
32
16 KB (per SMX)
L1 Cache
-
512 KB
L2 Cache
256 KB
Theoretical Performance
33.86 GPixel/s
Pixel Rate
19.26 GPixel/s
135.4 GTexel/s
Texture Rate
48.16 GTexel/s
3.250 TFLOPS
FP32 (float)
622.1 GFLOPS
135.4 GFLOPS
FP64 (double)
77.76 GFLOPS
Board Design
195W
TDP
236W
450 W
Suggested PSU
550 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x S-Video
2x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GK104
GPU Name
GT200
GK104-400-A2
GPU Variant
G200-300-A2
Kepler
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
3.54 billion
Transistors
1.4 billion
294 mm²
Die Size
576 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
1.3
5.1
Shader Model
4.0
