Radeon HD 8870M and HD Graphics 4000 - video card comparison
Passmark - benchmark score Radeon HD 8870M vs HD Graphics 4000
Radeon HD 8870M
1687
HD Graphics 4000
468
Radeon HD 8870M
HD Graphics 4000
Architecture
GCN (2011−2017)
Gen. 7 Ivy Bridge (2011−2012)
GPU code name
Venus
Ivy Bridge
Market segment
Laptop
Laptop
Release date
December 2012
March 2011
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Boost clock speed
775 MHz
1350 MHz
Core clock speed
725 MHz
350 MHz
Floating-point performance
992.0 gflops
33.6 gflops
Manufacturing process technology
28 nm
22 nm
Number of transistors
1,500 million
1,200 million
Pipelines / CUDA cores
640
16
Power consumption (TDP)
-
unknown
Texture fill rate
31.00
20.80
Memory type
GDDR5, DDR3
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
128 Bit
64/128 Bit
Memory clock speed
4500 MHz
System Shared
Memory bandwidth
72 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
11.1 (11_0)
OpenCL
1.2
1.2
OpenGL
4.6
4.0
Shader Model
5.1
5.0
Vulkan
1.2.131
1.1.80
Quick Sync
-
+