NVIDIA GeForce GTX 770 vs NVIDIA GeForce GTX 680
GPU Specs Compare
Graphics Card
Release Date
May 2013
Mar 2012
Generation
GeForce 700
GeForce 600
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1046 MHz
1006 MHz
Boost Clock
1085 MHz
1058 MHz
Memory Clock
1753 MHz
1502 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
224.4GB/s
192.3GB/s
Render Config
Shading Units
1536
1536
TMUs
128
128
ROPs
32
32
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
34.72 GPixel/s
33.86 GPixel/s
Texture Rate
138.9 GTexel/s
135.4 GTexel/s
FP32 (float)
3.333 TFLOPS
3.250 TFLOPS
FP64 (double)
138.9 GFLOPS
135.4 GFLOPS
Graphics Processor
GPU Name
GK104
GK104
GPU Variant
GK104-425-A2
GK104-400-A2
Architecture
Kepler
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
3.54 billion
3.54 billion
Die Size
294 mm²
294 mm²
Board Design
TDP
230W
195W
Suggested PSU
550 W
450 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 6-pin + 1x 8-pin
2x 6-pin
Graphics Features
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.2.175
CUDA
3.0
3.0
Shader Model
5.1
6.5 (5.1)
📊 Benchmark
3DMark Time Spy
2,153
-
OctaneBench
38
-
Blender
252
-