NVIDIA GeForce GTX 1080 11Gbps vs NVIDIA GeForce GTX 680
We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1080 11Gbps and 2GB VRAM GeForce GTX 680 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 1080 11Gbps 's Advantages
Released 5 years and 1 months late
Boost Clock has increased by 64% (1733MHz vs 1058MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (352.3GB/s vs 192.3GB/s)
1024 additional rendering cores
Lower TDP (180W vs 195W)
Score
Benchmark
FP32 (float)
GeForce GTX 1080 11Gbps
+173%
8.873 TFLOPS
GeForce GTX 680
3.25 TFLOPS
Graphics Card
Apr 2017
Release Date
Mar 2012
GeForce 10
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1607 MHz
Base Clock
1006 MHz
1733 MHz
Boost Clock
1058 MHz
1376 MHz
Memory Clock
1502 MHz
Memory
8GB
Memory Size
2GB
GDDR5X
Memory Type
GDDR5
256bit
Memory Bus
256bit
352.3GB/s
Bandwidth
192.3GB/s
Render Config
-
-
-
20
SM Count
-
2560
Shading Units
1536
160
TMUs
128
64
ROPs
32
-
-
-
-
-
-
48 KB (per SM)
L1 Cache
16 KB (per SMX)
2 MB
L2 Cache
512 KB
-
-
-
Theoretical Performance
110.9 GPixel/s
Pixel Rate
33.86 GPixel/s
277.3 GTexel/s
Texture Rate
135.4 GTexel/s
138.6 GFLOPS
FP16 (half)
-
8.873 TFLOPS
FP32 (float)
3.250 TFLOPS
277.3 GFLOPS
FP64 (double)
135.4 GFLOPS
Board Design
180W
TDP
195W
450 W
Suggested PSU
450 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 8-pin
Power Connectors
2x 6-pin
Graphics Processor
GP104
GPU Name
GK104
GP104-410-A1
GPU Variant
GK104-400-A2
Pascal
Architecture
Kepler
TSMC
Foundry
TSMC
16 nm
Process Size
28 nm
7.2 billion
Transistors
3.54 billion
314 mm²
Die Size
294 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
6.1
CUDA
3.0
6.4
Shader Model
5.1
