HD Graphics 515 and Mobility Radeon HD 3870 - video card comparison
HD Graphics 515
Mobility Radeon HD 3870
Architecture
Gen. 9 Skylake (2015−2016)
RV6xx (2007−2010)
GPU code name
Skylake GT2
M88-XT
Market segment
Laptop
Laptop
Release date
September 2015
March 2008
Interface
PCIe 3.0 x1
PCIe 2.0 x16
Boost clock speed
1000 MHz
-
Core clock speed
300 MHz
660 MHz
Floating-point performance
-
422.4 gflops
Manufacturing process technology
14 nm
55 nm
Number of transistors
-
666 million
Pipelines / CUDA cores
24
320
Power consumption (TDP)
15 Watt
55 Watt
Texture fill rate
22.80
10.56
Memory type
DDR3L/LPDDR3
GDDR3
Maximum RAM amount
System Shared
512 MB
Memory bus width
64/128 Bit
256 Bit
Memory clock speed
System Shared
850 MHz
Memory bandwidth
-
54.4 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
10.1 (10_1)
OpenCL
2.1
N/A
OpenGL
4.6
3.3
Shader Model
6.4
4.1
Vulkan
1.1.97
N/A
Quick Sync
+
-