Radeon HD 4870 and GeForce GT 720M - video card comparison
Passmark - benchmark score Radeon HD 4870 vs GeForce GT 720M
Radeon HD 4870
1411
GeForce GT 720M
475
Radeon HD 4870
GeForce GT 720M
Architecture
TeraScale (2005−2013)
Fermi (2010−2014)
GPU code name
RV770
N14M-GE
Market segment
Desktop
Laptop
Release date
June 2008
April 2013
Bus support
-
PCI Express 2.0
Interface
PCIe 2.0 x16
PCIe 2.0 x8
Supplementary power connectors
2x 6-pin
-
Boost clock speed
-
938 MHz
Core clock speed
750 MHz
625 MHz
Floating-point performance
1,200.0 gflops
240.0 gflops
Manufacturing process technology
55 nm
28 nm
Number of transistors
956 million
915 million
Pipelines / CUDA cores
800
96
Power consumption (TDP)
150 Watt
33 Watt
Texture fill rate
30.00
12.13
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
2 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
3600 MHz
1800 - 2000 MHz
Memory bandwidth
115.2 GB/s
12.8 GB/s
Shared memory
-
-
Standard memory configuration
-
DDR3
Display Connectors
2x DVI, 1x S-Video
No outputs
eDP 1.2 signal support
-
Up to 2560x1600
LVDS signal support
-
Up to 1920x1200
VGA аnalog display support
-
Up to 2048x1536
DisplayPort Multimode (DP++) support
-
Up to 2560x1600
HDCP content protection
-
+
HDMI
-
+
7.1 channel HD audio on HDMI
-
+
DirectX
10.1 (10_1)
12 API
CUDA
-
+
OpenCL
1.1
1.1
OpenGL
3.3
4.5
Shader Model
4.1
5.1
Vulkan
N/A
1.1.126
Blu-Ray 3D Support
-
+
H.264, VC1, MPEG2 1080p video decoder
-
+
Optimus
-
+
TrueHD and DTS-HD audio bitstreaming
-
+