Mobility Radeon HD 5870 and HD Graphics 4000 - video card comparison
Mobility Radeon HD 5870
HD Graphics 4000
Architecture
Terascale 2 (2009−2015)
Gen. 7 Ivy Bridge (2011−2012)
GPU code name
Broadway-XT
Ivy Bridge
Market segment
Laptop
Laptop
Release date
January 2010
March 2011
Interface
MXM-B (3.0)
PCIe 1.0 x16
Boost clock speed
-
1350 MHz
Core clock speed
700 MHz
350 MHz
Floating-point performance
1,120.0 gflops
33.6 gflops
Manufacturing process technology
40 nm
22 nm
Number of transistors
1,040 million
1,200 million
Pipelines / CUDA cores
800
16
Power consumption (TDP)
50 Watt
unknown
Texture fill rate
28.00
20.80
Memory type
DDR3, GDDR3, GDDR5
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
128 Bit
64/128 Bit
Memory clock speed
1000 MHz
System Shared
Memory bandwidth
64 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
11.1 (11_0)
OpenCL
1.2
1.2
OpenGL
4.4
4.0
Shader Model
5.0
5.0
Vulkan
N/A
1.1.80
Quick Sync
-
+