Radeon HD 7870 and Quadro 4000 - video card comparison
Passmark - benchmark score Radeon HD 7870 vs Quadro 4000
Radeon HD 7870
4779
Quadro 4000
1523
Radeon HD 7870
Quadro 4000
Architecture
GCN (2011−2017)
Fermi (2010−2014)
GPU code name
Pitcairn XT
GF100
Market segment
Desktop
Workstation
Release date
March 2012
November 2010
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
1x 6-pin
Core clock speed
1000 MHz
475 MHz
Floating-point performance
-
486.4 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
2800 Million
3,100 million
Pipelines / CUDA cores
1280
256
Power consumption (TDP)
175 Watt
142 Watt
Texture fill rate
80.00
15.20
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
4800 MHz
2808 MHz
Memory bandwidth
153.6 GB/s
89.86 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
1x DVI, 2x DisplayPort
Eyefinity
+
-
HDMI
+
-
DirectX
12 (11_1)
12 (11_0)
CUDA
-
2.0
OpenCL
1.2
1.1
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.2.131
N/A