Radeon HD 7870 and GeForce 9800M GS - video card comparison
Passmark - benchmark score Radeon HD 7870 vs GeForce 9800M GS
Radeon HD 7870
4779
GeForce 9800M GS
571
Radeon HD 7870
GeForce 9800M GS
Architecture
GCN (2011−2017)
G9x (2007−2010)
GPU code name
Pitcairn XT
NB9E-GS1
Market segment
Desktop
Laptop
Release date
March 2012
November 2008
Bus support
-
PCI-E 2.0
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
None
Core clock speed
1000 MHz
530 MHz
CUDA cores
-
64
Floating-point performance
-
169.6 gflops
Gigaflops
-
254
Manufacturing process technology
28 nm
55 nm
Number of transistors
2800 Million
505 million
Pipelines / CUDA cores
1280
64
Power consumption (TDP)
175 Watt
60 Watt
Texture fill rate
80.00
16 billion/sec
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
4800 MHz
800 MHz
Memory bandwidth
153.6 GB/s
51.2 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Multi monitor support
-
+
Eyefinity
+
-
HDMI
+
-
Maximum VGA resolution
-
2048x1536
DirectX
12 (11_1)
11.1 (10_0)
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.6
2.1
Shader Model
5.1
4.0
Vulkan
1.2.131
N/A
Power management
-
8.0