NVIDIA GeForce GTX 1660 vs NVIDIA GeForce GTX 770
GPU Specs Compare
Graphics Card
Release Date
Mar 2019
May 2013
Generation
GeForce 16
GeForce 700
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1530 MHz
1046 MHz
Boost Clock
1785 MHz
1085 MHz
Memory Clock
2001 MHz
1753 MHz
Memory
Memory Size
6GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
192bit
256bit
Bandwidth
192.1GB/s
224.4GB/s
Render Config
SM Count
22
-
Shading Units
1408
1536
TMUs
88
128
ROPs
48
32
L1 Cache
64 KB (per SM)
16 KB (per SMX)
L2 Cache
1536 KB
512 KB
Theoretical Performance
Pixel Rate
85.68 GPixel/s
34.72 GPixel/s
Texture Rate
157.1 GTexel/s
138.9 GTexel/s
FP16 (half)
10.05 TFLOPS
-
FP32 (float)
5.027 TFLOPS
3.333 TFLOPS
FP64 (double)
157.1 GFLOPS
138.9 GFLOPS
Graphics Processor
GPU Name
TU116
GK104
GPU Variant
TU116-300-A1
GK104-425-A2
Architecture
Turing
Kepler
Foundry
TSMC
TSMC
Process Size
12 nm
28 nm
Transistors
6.6 billion
3.54 billion
Die Size
284 mm²
294 mm²
Board Design
TDP
120W
230W
Suggested PSU
300 W
550 W
Outputs
1x DVI1x HDMI 2.01x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
7.5
3.0
Shader Model
6.6
5.1
📊 Benchmark
3DMark Time Spy
5,444
2,153
3DMark Time Spy Extreme
2,465
-
OctaneBench
-
38
Blender
-
252