GeForce GTX 1060 3 GB vs GeForce GT 640
We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 1060 3 GB and 2GB VRAM GeForce GT 640 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 1060 3 GB 's Advantages
Released 4 years and 2 months late
Boost Clock1708MHz
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (192.2GB/s vs 28.51GB/s)
768 additional rendering cores
GeForce GT 640 's Advantages
Lower TDP (65W vs 120W)
Score
Benchmark
FP32 (float)
GeForce GTX 1060 3 GB
+467%
3935
GeForce GT 640
693
3DMark Time Spy
GeForce GTX 1060 3 GB
+844%
3863
GeForce GT 640
409
3DMark Time Spy Extreme
GeForce GTX 1060 3 GB
+1006%
1771
GeForce GT 640
160
Blender
GeForce GTX 1060 3 GB
+487%
188
GeForce GT 640
32
OctaneBench
GeForce GTX 1060 3 GB
+850%
76
GeForce GT 640
8
Graphics Card
Aug 2016
Release Date
Jun 2012
GeForce 10
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1506 MHz
Base Clock
-
1708 MHz
Boost Clock
-
2002 MHz
Memory Clock
891 MHz
Memory
3GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
192bit
Memory Bus
128bit
192.2GB/s
Bandwidth
28.51GB/s
Render Config
9
SM Count
-
1152
Shading Units
384
72
TMUs
32
48
ROPs
16
48 KB (per SM)
L1 Cache
16 KB (per SMX)
1536 KB
L2 Cache
256 KB
Theoretical Performance
81.98 GPixel/s
Pixel Rate
7.216 GPixel/s
123.0 GTexel/s
Texture Rate
28.86 GTexel/s
61.49 GFLOPS
FP16 (half)
-
3.935 TFLOPS
FP32 (float)
692.7 GFLOPS
123.0 GFLOPS
FP64 (double)
28.86 GFLOPS
Board Design
120W
TDP
65W
300 W
Suggested PSU
250 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin
Power Connectors
None
Graphics Processor
GP106
GPU Name
GK107
GP106-300-A1
GPU Variant
GK107-300-A2
Pascal
Architecture
Kepler
TSMC
Foundry
TSMC
16 nm
Process Size
28 nm
4.4 billion
Transistors
1.27 billion
200 mm²
Die Size
118 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
