GeForce GTX 590 and Radeon HD 7660D - video card comparison
Passmark - benchmark score GeForce GTX 590 vs Radeon HD 7660D
GeForce GTX 590
3441
Radeon HD 7660D
518
GeForce GTX 590
Radeon HD 7660D
Architecture
Fermi (2010−2014)
Terascale 3 (2010−2013)
GPU code name
GF110
Trinity
Market segment
Desktop
Desktop
Release date
March 2011
September 2012
Bus support
16x PCI-E 2.0
-
Interface
PCIe 2.0 x16
IGP
Supplementary power connectors
Two 8-pin
-
SLI options
+
-
Boost clock speed
-
800 MHz
Core clock speed
607 MHz
633 MHz
CUDA cores
1024
-
Floating-point performance
2x 1,244.2 gflops
-
Manufacturing process technology
40 nm
32 nm
Number of transistors
3,000 million
1,303 million
Pipelines / CUDA cores
1024
384
Power consumption (TDP)
365 Watt
100 Watt
Maximum GPU temperature
97 °C
-
Texture fill rate
77.7 billion/sec
19.20
Memory type
GDDR5
System Shared
Maximum RAM amount
3072 MB (1536 MB per GPU)
System Shared
Memory bus width
768-bit (384-bit per GPU)
System Shared
Memory clock speed
1707 MHz
System Shared
Memory bandwidth
327.7 GB/s
-
Shared memory
-
+
Display Connectors
Three Dual Link DVI-IMini DisplayPort
No outputs
Multi monitor support
+
-
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
11.2 (11_0)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
4.2
4.4
Shader Model
5.1
5.0
Vulkan
N/A
N/A