Radeon HD 4890 and GeForce 8600 GT - video card comparison
Passmark - benchmark score Radeon HD 4890 vs GeForce 8600 GT
Radeon HD 4890
1552
GeForce 8600 GT
127
Radeon HD 4890
GeForce 8600 GT
Architecture
TeraScale (2005−2013)
Tesla (2006−2010)
GPU code name
RV790
G84
Market segment
Desktop
Desktop
Release date
April 2009
April 2007
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
2x 6-pin
None
SLI options
-
+
Core clock speed
850 MHz
540 MHz
Floating-point performance
1,360.0 gflops
76.16 gflops
Manufacturing process technology
55 nm
80 nm
Number of transistors
959 million
289 million
Pipelines / CUDA cores
800
32
Power consumption (TDP)
190 Watt
47 Watt
Texture fill rate
34.00
8.6 billion/sec
Memory type
GDDR5
GDDR3
Maximum RAM amount
1 GB
512 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
3900 MHz
700 MHz
Memory bandwidth
124.8 GB/s
22.4 GB/s
Standard memory config per GPU
-
256 MB
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x S-Video
DirectX
10.1 (10_1)
11.1 (10_0)
CUDA
-
1.1
OpenCL
1.1
1.1
OpenGL
3.3
2.1
Shader Model
4.1
4.0
Vulkan
N/A
N/A