Radeon HD 6570 and GeForce GTX 285 Mac Edition - video card comparison
Radeon HD 6570
GeForce GTX 285 Mac Edition
Architecture
TeraScale 2 (2009−2015)
Tesla 2.0 (2007−2013)
GPU code name
Turks
GT200B
Market segment
Desktop
Desktop
Release date
April 2011
January 2009
Bus support
PCIe 2.1 x16
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
2x 6-pin
Boost clock speed
650 MHz
-
Core clock speed
-
648 MHz
Floating-point performance
624.0 gflops
708.5 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
716 million
1,400 million
Pipelines / CUDA cores
480
240
Power consumption (TDP)
40 Watt
204 Watt
Texture fill rate
15.60
51.84
Memory type
GDDR5
GDDR3
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
512 Bit
Memory clock speed
900 MHz
2484 MHz
Memory bandwidth
28.8 GB/s
159.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
2x DVI, 1x S-Video
Eyefinity
1
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 11
11.1 (10_0)
CUDA
-
1.3
Mantle
-
-
OpenCL
1.2
1.1
OpenGL
4.4
3.3
Shader Model
5.0
4.0
Vulkan
-
N/A
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
UVD
+
-
ZeroCore
-
-