Radeon R7 250X and GeForce GTX 1660 Ti Mobile Refresh - video card comparison
Radeon R7 250X
GeForce GTX 1660 Ti Mobile Refresh
Architecture
GCN 1.0 (2012−2020)
Turing (2018−2021)
GPU code name
Cape Verde
TU116B
Market segment
Desktop
Laptop
Release date
February 2014
May 2019
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin
-
Boost clock speed
1000 MHz
1590 MHz
Floating-point performance
1,216 gflops
-
Manufacturing process technology
28 nm
12 nm
Number of transistors
1,500 million
6,600 million
Pipelines / CUDA cores
640
1536
Power consumption (TDP)
80 Watt
-
Texture fill rate
38.00
152.6
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
6 GB
Memory bus width
128 Bit
192 Bit
Memory clock speed
1625 MHz
16 GB/s
Memory bandwidth
96 GB/s
384.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
1x DVI, 1x HDMI, 3x DisplayPort
Eyefinity
1
-
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 12
12 (12_1)
CUDA
-
7.5
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
6.5
Vulkan
-
1.2
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-