GeForce GTX 970 and Radeon HD 6450 - video card comparison
Passmark - benchmark score GeForce GTX 970 vs Radeon HD 6450
GeForce GTX 970
9932
Radeon HD 6450
203
GeForce GTX 970
Radeon HD 6450
Architecture
Maxwell (2014−2018)
TeraScale 2 (2009−2015)
GPU code name
GM204
Caicos
Market segment
Desktop
Desktop
Release date
September 2014
April 2011
Bus support
PCI Express 3.0
PCIe 2.0 x8
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Recommended system power (PSU)
500 Watt
-
Supplementary power connectors
2x 6-pins
None
SLI options
+
-
Boost clock speed
1178 MHz
750 MHz
Core clock speed
1050 MHz
-
CUDA cores
1664
-
Floating-point performance
3,920 gflops
200.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
5,200 million
370 million
Pipelines / CUDA cores
1664
160
Power consumption (TDP)
145 Watt
30 Watt
Maximum GPU temperature
98 °C
-
Texture fill rate
109 billion/sec
5.000
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
1 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
7.0 GB/s
800 MHz
Memory bandwidth
224 GB/s
25.6 GB/s
Memory bandwidth
-
8.5-12.8 GB/x (DDR3) or 25.6-28.8 GB/s (GDDR5)
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
1x DVI, 1x HDMI, 1x VGA
Multi monitor support
4 displays
-
Eyefinity
-
1
Number of Eyefinity displays
-
4
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
DisplayPort support
-
+
G-SYNC support
+
-
Audio input for HDMI
Internal
-
DirectX
12 (12_1)
DirectX® 11
CUDA
+
-
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
6.4
5.0
Vulkan
1.1.126
-
AppAcceleration
-
-
CrossFire
-
1
Enduro
-
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-