Radeon HD 4870 and Radeon R7 M440 - video card comparison
Passmark - benchmark score Radeon HD 4870 vs Radeon R7 M440
Radeon HD 4870
1411
Radeon R7 M440
928
Radeon HD 4870
Radeon R7 M440
Architecture
TeraScale (2005−2013)
GCN 1.0 (2012−2020)
GPU code name
RV770
Meso
Market segment
Desktop
Laptop
Release date
June 2008
June 2016
Interface
PCIe 2.0 x16
PCIe 3.0 x8
Supplementary power connectors
2x 6-pin
-
Core clock speed
750 MHz
1021 MHz
Floating-point performance
1,200.0 gflops
653.4 gflops
Manufacturing process technology
55 nm
28 nm
Number of transistors
956 million
1,550 million
Pipelines / CUDA cores
800
320
Power consumption (TDP)
150 Watt
unknown
Texture fill rate
30.00
17.82
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
4 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
3600 MHz
2000 MHz
Memory bandwidth
115.2 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
10.1 (10_1)
12 (12_0)
OpenCL
1.1
2.0
OpenGL
3.3
4.6
Shader Model
4.1
6.0
Vulkan
N/A
1.2.131