Radeon HD 4850 and GeForce GTX 960 OEM - video card comparison
Radeon HD 4850
GeForce GTX 960 OEM
Architecture
Terascale 1 (2008−2010)
Maxwell 2.0 (2015−2019)
GPU code name
RV770
GM206
Market segment
Desktop
Desktop
Release date
June 2008
November 2015
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
None
Boost clock speed
-
1201 MHz
Core clock speed
625 MHz
924 MHz
Floating-point performance
1,000.0 gflops
2,460 gflops
Manufacturing process technology
55 nm
28 nm
Number of transistors
956 million
2,940 million
Pipelines / CUDA cores
800
1024
Power consumption (TDP)
110 Watt
-
Texture fill rate
25.00
76.86
Memory type
GDDR3
GDDR5
Maximum RAM amount
512 MB
4 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
993 MHz
7012 MHz
Memory bandwidth
63.55 GB/s
112.2 GB/s
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
10.1 (10_1)
12 (12_1)
CUDA
-
5.2
OpenCL
1.1
1.2
OpenGL
3.3
4.6
Shader Model
4.1
6.4
Vulkan
N/A
1.1.126