Radeon HD 7970 and Quadro 4000 - video card comparison
Passmark - benchmark score Radeon HD 7970 vs Quadro 4000
Radeon HD 7970
5405
Quadro 4000
1523
Radeon HD 7970
Quadro 4000
Architecture
GCN (2011−2017)
Fermi (2010−2014)
GPU code name
Tahiti XT
GF100
Market segment
Desktop
Workstation
Release date
December 2011
November 2010
Bus support
PCIe 2.1 x16
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
1x 6-pin
Boost clock speed
925 MHz
-
Core clock speed
-
475 MHz
Floating-point performance
3,789 gflops
486.4 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
4,313 million
3,100 million
Pipelines / CUDA cores
2048
256
Power consumption (TDP)
300 Watt
142 Watt
Texture fill rate
118.4
15.20
Memory type
GDDR5
GDDR5
Maximum RAM amount
6 GB
2 GB
Memory bus width
384 Bit
256 Bit
Memory clock speed
1375 MHz
2808 MHz
Memory bandwidth
264 GB/s
89.86 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
1x DVI, 2x DisplayPort
Eyefinity
+
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 11
12 (11_0)
CUDA
-
2.0
Mantle
-
-
OpenCL
1.2
1.1
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
-
N/A
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-