Radeon HD 5970 and GeForce GT 745A - video card comparison
Passmark - benchmark score Radeon HD 5970 vs GeForce GT 745A
Radeon HD 5970
2350
GeForce GT 745A
1265
Radeon HD 5970
GeForce GT 745A
Architecture
TeraScale 2 (2009−2015)
Kepler (2012−2018)
GPU code name
Hemlock
GK107
Market segment
Desktop
Desktop
Release date
November 2009
August 2013
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
-
Boost clock speed
-
915 MHz
Core clock speed
725 MHz
837 MHz
Floating-point performance
2x 2,320.0 gflops
642.8 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
2,154 million
1,270 million
Pipelines / CUDA cores
1600
384
Power consumption (TDP)
294 Watt
33 Watt
Texture fill rate
58.00
29.28
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
4000 MHz
1800 MHz
Memory bandwidth
128.0 GB/s
28.8 GB/s
Display Connectors
2x DVI, 1x mini-DisplayPort
No outputs
DirectX
11.2 (11_0)
12 (11_0)
CUDA
-
3.0
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
1.1.126