Radeon HD 4890 and GeForce GTS 450 - video card comparison
Passmark - benchmark score Radeon HD 4890 vs GeForce GTS 450
Radeon HD 4890
1552
GeForce GTS 450
1359
Radeon HD 4890
GeForce GTS 450
Architecture
TeraScale (2005−2013)
Fermi (2010−2014)
GPU code name
RV790
GF106
Market segment
Desktop
Desktop
Release date
April 2009
September 2010
Bus support
-
PCI-E 2.0 x 16
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
6-pin
SLI options
-
+
Core clock speed
850 MHz
783 MHz
CUDA cores
-
192
Floating-point performance
1,360.0 gflops
601.3 gflops
Manufacturing process technology
55 nm
40 nm
Number of transistors
959 million
1,170 million
Pipelines / CUDA cores
800
192
Power consumption (TDP)
190 Watt
106 Watt
Maximum GPU temperature
-
100 °C
Texture fill rate
34.00
25.1 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
3900 MHz
1804 (3608 data rate) MHz
Memory bandwidth
124.8 GB/s
57.7 GB/s
Display Connectors
2x DVI, 1x S-Video
Mini HDMITwo Dual Link DVI
HDMI
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
10.1 (10_1)
12 (11_0)
CUDA
-
+
OpenCL
1.1
1.1
OpenGL
3.3
4.2
Shader Model
4.1
5.1
Vulkan
N/A
N/A