Radeon R7 250X and GeForce GTS 450 OEM - video card comparison
Radeon R7 250X
GeForce GTS 450 OEM
Architecture
GCN 1.0 (2012−2020)
Fermi (2010−2014)
GPU code name
Cape Verde
GF106
Market segment
Desktop
Desktop
Release date
February 2014
October 2010
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1 x 6-pin
1x 6-pin
Boost clock speed
1000 MHz
-
Core clock speed
-
790 MHz
Floating-point performance
1,216 gflops
455.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,500 million
1,170 million
Pipelines / CUDA cores
640
144
Power consumption (TDP)
80 Watt
106 Watt
Texture fill rate
38.00
18.96
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
1536 MB
Memory bus width
128 Bit
192 Bit
Memory clock speed
1625 MHz
4000 MHz
Memory bandwidth
96 GB/s
96 GB/s
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
2x DVI, 1x mini-HDMI
Eyefinity
1
-
HDMI
+
+
DisplayPort support
-
-
DirectX
DirectX® 12
12 (11_0)
CUDA
-
2.1
Mantle
-
-
OpenCL
1.2
1.1
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
-
N/A
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-