HD Graphics 4000 and Radeon HD 7950 Mac Edition - video card comparison
HD Graphics 4000
Radeon HD 7950 Mac Edition
Architecture
Gen. 7 Ivy Bridge (2011−2012)
GCN 1.0 (2012−2020)
GPU code name
Ivy Bridge
Tahiti
Market segment
Laptop
Desktop
Release date
March 2011
March 2013
Interface
PCIe 1.0 x16
PCIe 3.0 x16
Supplementary power connectors
-
2x 6-pin
Boost clock speed
1350 MHz
-
Core clock speed
350 MHz
800 MHz
Floating-point performance
33.6 gflops
2,867 gflops
Manufacturing process technology
22 nm
28 nm
Number of transistors
1,200 million
4,313 million
Pipelines / CUDA cores
16
1792
Power consumption (TDP)
unknown
200 Watt
Texture fill rate
20.80
89.60
Memory type
System Shared
GDDR5
Maximum RAM amount
System Shared
3 GB
Memory bus width
64/128 Bit
384 Bit
Memory clock speed
System Shared
5000 MHz
Memory bandwidth
-
240.0 GB/s
Shared memory
+
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 2x mini-DisplayPort
HDMI
-
+
DirectX
11.1 (11_0)
12 (11_1)
OpenCL
1.2
1.2
OpenGL
4.0
4.6
Shader Model
5.0
5.1
Vulkan
1.1.80
1.2.131
Quick Sync
+
-