Radeon HD 4870 and GeForce GTX 650 Ti Boost - video card comparison
Passmark - benchmark score Radeon HD 4870 vs GeForce GTX 650 Ti Boost
Radeon HD 4870
1411
GeForce GTX 650 Ti Boost
3438
Radeon HD 4870
GeForce GTX 650 Ti Boost
Architecture
TeraScale (2005−2013)
Kepler (2012−2018)
GPU code name
RV770
GK106
Market segment
Desktop
Desktop
Release date
June 2008
March 2013
Bus support
-
PCI Express 3.0
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 6-pin
One 6-pin
SLI options
-
+
Boost clock speed
-
1033 MHz
Core clock speed
750 MHz
980 MHz
CUDA cores
-
768
Floating-point performance
1,200.0 gflops
1,585 gflops
Manufacturing process technology
55 nm
28 nm
Number of transistors
956 million
2,540 million
Pipelines / CUDA cores
800
768
Power consumption (TDP)
150 Watt
134 Watt
Maximum GPU temperature
-
97 °C
Texture fill rate
30.00
62.7 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
3600 MHz
6.0 GB/s
Memory bandwidth
115.2 GB/s
144.2 GB/s
Display Connectors
2x DVI, 1x S-Video
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
Multi monitor support
-
4 Displays
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
10.1 (10_1)
12 (11_0)
CUDA
-
+
OpenCL
1.1
1.2
OpenGL
3.3
4.3
Shader Model
4.1
5.1
Vulkan
N/A
1.1.126
3D Blu-Ray
-
+
3D Gaming
-
+
3D Vision
-
+
3D Vision Live
-
+